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Orthopaedic Proceedings
Vol. 95-B, Issue SUPP_1 | Pages 133 - 133
1 Jan 2013
Ollivere B Kurien T Morris C Forward D Moran C
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Patients presenting with a fractured neck of femur are a fragile group with multiple co-morbidities who are at risk of post-operative complications. As many as 52% of patients are reported to suffer a urinary tract infection post hip fracture surgery. There are little data surrounding the effects of post-operative urinary tract infections on mortality and deep prosthetic infection. We prospectively investigated the impact of post-operative urinary tract infection (UTI) in 9168 patients admitted to our institution with a diagnosis of proximal femoral fracture over an eleven year period in a prospective population study. We examined the effects of post operative UTI on the incidence of deep infection, survivorship and length of stay. Post-operative UTI occurred in 6.1% (n=561) and deep infection in 0.89% (n=82). Deep infection was significantly more common in patients complicated with a UTI (3.2% vs 0.74% p< 0.001) with a relative risk of 3.7:1. In 58% of patients the same organisms was cultured in the urine and hip samples. A postoperative UTI did not adversely effect 90 day survival, however was associated with an increased length of stay (ROC analysis AUC=0.79). Delays to surgery and age were not predictive of a post operative UTI. Recognition of the risks posed by post operative UTI, the risk factors for development of infection and early treatment is essential to reduce the risks of increased subsequent periprosthetic infection


Orthopaedic Proceedings
Vol. 94-B, Issue SUPP_XXI | Pages 62 - 62
1 May 2012
R. B C. B C. M
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Objectives. To determine whether a delay to surgery (>36Hours) affects mortality rate, length of stay and post-operative complications following hip fracture surgery. Methods. Data collected by dedicated Audit staff using a proforma designed in accordance with the ‘Standardised Audit of Hip Fractures in Europe’ (SAHFE). A prospective Observational Study, all patients (n=7207) admitted and who underwent surgery during a 10-year period from May 1999 to May 2009 have been considered. Chi square tests and independent sample t tests were used for basic statistical analyses. Mortality data were analysed using Kaplan Meier survival analysis and cox regression analysis. p < 0.05 was considered significant. Results. The 30-day mortality was 9.5%. At 90 days, mortality was 18.9% and at 1 year it was 31.4%. In patients declared fit for surgery on admission (n=5665), 30-day mortality was 7.5% in those operated on without delay, rising to 10.3% at over 4 days delay (p=0.117). However, in those operated on after 5 days delay, 30-day mortality equalled 13.6% (p=0.009). Those declared fit for surgery on admission stayed a total 14.5 days if operated within 36 hours, rising to 16 days with over 36 hours delay (p< 0.001). An increase in the rate of urinary tract infection (3.9 vs. 5.9%, p< 0.001) was seen in patients delayed by over 36 hours. However, when considering all patients together, an increase in both urinary tract infection (3.9% vs. 6.1%, p< 0.001) and chest infections (7.9% vs. 11.3%, p< 0.001) was seen with over 36 hours delay to surgery. Conclusions. The 30-day mortality following hip fracture surgery is 9.5%. Patients admitted without co-morbidities have significantly increased mortality when surgery is delayed by over 5 days. A 36 hour delay to surgery significantly increases length of stay. Urinary tract infection was the only post-operative morbidity to rise with delay to surgery in fit patients


Orthopaedic Proceedings
Vol. 105-B, Issue SUPP_15 | Pages 52 - 52
7 Nov 2023
Mkhize S Masters J
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One of the most important sequelae to ageing is osteoporosis and subsequently hip fractures. Hip fractures are associated with major morbidity, mortality and costs. Most patients require surgery to restore mobility. Provision of surgery and its complications is poorly understood in South Africa. Our aim was to collect and report current hip fracture care at four centres in South Africa, as well as reporting surgical and general patient outcomes. A three year retrospective cohort at four centres will be described, focussing on provision of surgical care, mortality, types of surgery and complications. We identified 562 patients who had surgical intervention for fragility fractures, 66% were females. Forty nine percent had open reduction and internal fixation, 28% had hemi-arthroplasty replacement whilst 23% had total hip replacements. Twenty percent of patients had operative intervention within 36 hours of presentation to the emergency department. Mortality was 9% at 30 days. The most common complications were lower respiratory infections (29%), urinary tract infections (21%) and surgical site infections (9%). This is the largest cohort of surgically treated hip fracture from South Africa. Proportions of patients receiving different surgical interventions such as THR are comparable to the broader literature. However a number of key performance indicators such as surgery within 36 hours are challenging to meet. Given the changing demographics of South Africa, this study provides an early insight to contemporary care and may help provide direction for broader national strategies for reporting and improving hip fracture care


Orthopaedic Proceedings
Vol. 105-B, Issue SUPP_17 | Pages 54 - 54
24 Nov 2023
Buijs M Haidari S Ijpma F Hietbrink F Govaert G
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Aim. By gaining insight into the Quality of Life (QoL) status and occurrence of complications, critical facets in the care for patients with Fracture-Related Infection (FRI) can be mitigated and measures can be taken to improve their outcome. Therefore, the aims of this study were to 1) determine the QoL in FRI patients in comparison to non-FRI patients and 2) describe the occurrence of complications in both FRI and non-FRI patients. Method. An ambidirectional cohort study was conducted in a level-1 trauma centre between January 1st 2016 and November 1st 2021. All patients who underwent surgical stabilisation of a long bone fracture were eligible for inclusion. Patients with an Injury Severity Score (ISS) ≥16 or incomplete follow-up were excluded. QoL was assessed through the use of five-level EuroQol five-dimension (EQ-5D-5L) questionnaires twelve months post-injury. Results. A total of 134 patients were included, of whom 38 (28%) FRI patients and 96 (72%) non-FRI patients. In comparison to non-FRI patients, FRI patients scored significantly worse on the QoL assessment regarding the index value (p=0.012) and the domains mobility (p<0.001), usual activities (p=0.010) and pain/discomfort (p=0.009). During the median follow-up of 14.5 months (interquartile range (IQR) 9.5–26.5), 25 FRI patients developed a total of 49 distinctive complications besides FRI. The complications nonunion (18%, n=9/49), infection other than FRI (e.g. line infection, urinary tract infection, pneumonia) (18%, n=9/49) and implant failure (14%, n=7/49) were the most frequently described in the FRI group. Conclusions. Patients who suffered from an FRI have a decreased QoL in comparison to those without an FRI. Moreover, patients with an FRI have a higher rate of additional complications. These findings can help in patient counselling regarding the potential physical and mental consequences of having a complicated course of recovery due to an infection


Orthopaedic Proceedings
Vol. 105-B, Issue SUPP_2 | Pages 54 - 54
10 Feb 2023
Lewis D Tarrant S Dewar D Balogh Z
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Prosthetic joint infections (PJI) are devastating complications. Our knowledge on hip fractureassociated hemiarthroplasty PJI (HHA-PJI) is limited compared to elective arthroplasty. The goal of this study was to describe the epidemiology, risk factors, management, and outcomes for HHA-PJI. A population-based (465,000) multicentre retrospective analysis of HHAs between 2006-2018 was conducted. PJI was defined by international consensus and treatment success as no return to theatre and survival to 90 days after the initial surgical management of the infection. Univariate, survival and competing risk regression analyses were performed. 1852 HHAs were identified (74% female; age:84±7yrs;90-day-mortality:16.7%). Forty-three (2.3%) patients developed PJI [77±10yrs; 56% female; 90-day-mortality: 20.9%, Hazard-Ratio 1.6 95%CI 1.1-2.3,p=0.023]. The incidence of HHA-PJI was 0.77/100,000/year and 193/100,000/year for HHA. The median time to PJI was 26 (IQR 20-97) days with 53% polymicrobial growth and 41% multi-drug resistant organisms (MDRO). Competing risk regression identified younger age [Sub-Hazard-Ratio(SHR) 0.86, 95%CI 0.8-0.92,p<0.001], chronic kidney disease (SHR 3.41 95%CI 1.36-8.56, p=0.01), body mass index>35 (SHR 6.81, 95%CI 2.25-20.65, p<0.001), urinary tract infection (SHR 1.89, 95%CI 1.02-3.5, p=0.04) and dementia (SHR 9.4, 95%CI 2.89-30.58,p<0.001) as significant risk factors for developing HHA-PJI. When infection treatment was successful (n=15, 38%), median survival was 1632 days (IQR 829-2084), as opposed to 215 days (IQR 20-1245) in those who failed, with a 90-day mortality of 30%(n=12). There was no significant difference in success among debridement, excision arthroplasty or revision arthroplasty. HHA PJI is uncommon but highly lethal. All currently identified predictors are non-modifiable. Due to the common polymicrobial and MDRO infections our standard antibiotic prophylaxis may not be adequate HHA-PJI is a different disease compared to elective PJI with distinct epidemiology, pathogens, risk factors and outcomes, which require targeted research specific to this unique population


Orthopaedic Proceedings
Vol. 104-B, Issue SUPP_12 | Pages 92 - 92
1 Dec 2022
Thibault J Grammatopoulos G Horton I Harris N Dodd-Moher M Papp S
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In patients admitted to hospital with a hip fracture, urinary issues are common. Despite guidelines that recommend avoiding foley catheter usage when possible, it remains a common part of perioperative care. To date, there is no prospective data on the safety and satisfaction associated with catheter use in such cohort. The aim of this study was to evaluate the satisfaction of patients when using a foley catheter while they await surgery for their fractured hip and the safety associated with catheter use. In our prospectively collected database, 587 patients were admitted to our tertiary care center over a 1 year period. Most patients (328) were catheterized within the first 24h of admission, primarily inserted in ED. Of these patients, 119 patients (61 catheterized and 58 noncatheterized) completed a questionnaire about their perioperative management with foley catheter usage administered on day 1 of admission. This was used to determine satisfaction of catheter use (if catheterized) and pain levels (associated with catheterized or associated with transferring/voiding if not catheterized). Adverse effects related with catheter use included urinary tract infection (UTI) and post-operative urinary retention (POUR). Ninety-five percent of patients found the catheter to be convenient. Only 5% of patients reported any pain with catheter use. On the contrary, 47.5% of non-catheterized patients found it difficult to move to the bathroom and 30.4% found it difficult to urinate. Catheterized patients had significative less pain than uncatheterized patients (0.62/10 vs 2.45/10 respectively, p < 0 .001). The use of nerve block reduced pain levels amongst catheterized patients but was not associated with reduced pain levels or satisfaction amongst non-catheterized patients. The use of catheter was not associated with increased risk of UTI(17.5% in the catheterized vs 13.3% in the non-catheterized, p = 0.541) or POUR (6.8% in the catheterized vs 11.1% in the non-catheterized, p = 0.406). This study illustrates the benefits and safety associated with the use of urinary catheters in the pre-operative period amongst hip fractures. The use of catheters was associated with reduced pain and satisfaction without increasing post-operative UTI or POUR. These findings suggest that pre-operative catheter use is associated with less pain and more satisfaction for patients awaiting hip surgery and whom other measures, such as nerve blocks, are unlikely to reduce the discomfort associated with the mobility required to void. A prospective randomized control study could lead to a more evidence based approach for perioperative foley catheter usage in hip fracture patients


Orthopaedic Proceedings
Vol. 94-B, Issue SUPP_III | Pages 14 - 14
1 Feb 2012
Ollivere B Ellahee N Logan K Miller-Jones J Allen P
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Introduction. Pre-operative urine screening is accepted practice during pre-operative assessment in elective orthopaedic practice. There is no evidence surrounding the benefits, effects or clinical outcomes of such a practice. Methods. A series of 558 patients undergoing elective admission were recruited during pre-assessment for surgery and were screened for UTIs according to a pre-existing trust protocol. All patients had their urine dipstick tested and positive samples were sent for culture and microscopy. Patients with a positive urine culture were treated prior to surgery and were admitted to the elective centre where strict infection control methods were implemented. The patients were followed up after their surgery and divided into three clinical groups: uneventful surgery; Suspected wound infection; Confirmed wound infection. Results. 85% of dipsticks tested were positive, while only 7% of the urine samples were culture positive. Over 36% of patients with a pre-operative urinary tract infection showed some form of post-operative delayed wound healing or confirmed infection, versus 16% in the other sub-group, giving a relative risk of wound complications of 2:1. There was also an increase in confirmed infection in oozing wounds; 53% positive wound swabs versus 37% in those without a cultured urinary tract infection. A chi-squared analysis yielded a value of 6.07, giving a p value <0.02. There is therefore a statistically significant correlation between a positive urine culture and poor surgical outcome. Conclusion. Pre-operative urine screening and culture has a demonstrable correlation with post-operative surgical outcome. In the light of this study pre-operative urine culture should be mandatory for all pre-operative orthopaedic patients. It should be recognised that patients who present to pre-admission with a UTI are a high risk subgroup for wound infection post-operatively and this should be taken into account when consenting patients for surgery


Orthopaedic Proceedings
Vol. 102-B, Issue SUPP_1 | Pages 54 - 54
1 Feb 2020
Ezaki A Sakata K Abe S Iwata H Nannno K Nakai T
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Introduction. Total knee arthroplasty (TKA) is an effective surgical intervention, which alleviates pain and improves function and health-related quality of life in patients with end-stage arthritis of the knee joint. With improvements in anesthesia, general health care, and surgical techniques, this procedure has become widely accepted for use in very elderly patients. However, many elderly patients tend to have compromised function and low reserve capabilities of organs and are therefore likely to develop various complications during the perioperative period. Thus, elderly patients often hesitate to undergo simultaneous bilateral TKA (SBTKA). Our purpose was to report the short-term results and clinical complications of octogenarians undergoing SBTKA. Materials and Methods. Between 2015 and 2016 all patients greater than 80years of age who underwent SBTKA by a single surgeon were retrospectively evaluated demographics, comorbidity, complications, and 30days mortality following SBTKA. Arthroplasty was performed sequentially under general anesthesia by one team led by primary surgeon. After the first knee, the patient's cardiopulmonary status was assessed by anesthesiology to determine whether or not to begin the second side. Cardiopulmonary decompensation, such as significant shifts in heart rate, oxygen saturation or blood pressure, was not showed. Then the second procedure was undertaken. Inclusion criteria of this study was underlying diseases were osteoarthritis. Exclusion criteria were (1) previous knee surgery; (2) underlying diseases were osteonecrosis, rheumatoid arthritis, fracture, and others. Fifty-seven patients with an average age of 82.7years were identified. The results of these procedures were retrospectively compared with those of patients greater than 80years of age of 89 patients unilateral TKA (UTKA) that had been performed by the same surgeon. Results. The study groups did not differ significantly with regard to age, gender, or body mass index. The mean age was 82.7years with a mean body mass index of 25.8 for the SBTKA group, compared with 84.0years with a mean body mass index of 24.9 for the UBTKA group. The length of hospital stay was longer in SBTKA groups. There was no serious complication. No deaths, no pulmonary embolisms and no nerve paralysis occurred within 30days in both groups. There was one wound problem in SBTKA group, compared 10 wound problem in UBTKA group; this difference was significant. Three deliriums occurred in SBTKA group, compared 13 deliriums in UBTKA group; this difference was significant. Minor complications included urinary tract infection, decubitus ulcer, transfusion reaction and ileus were noted seven in SBTKA group, compared in 11 UBTKA group; this difference was not significant. Conclusions. Complications and mortality are not higher for SBTKA compared to UTKA, SBTKA can be a safe and effective option for octogenarians


Orthopaedic Proceedings
Vol. 102-B, Issue SUPP_8 | Pages 9 - 9
1 Aug 2020
Papp S Thomas S Harris N Salimian A Gartke K
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The clinical guidelines for hip fracture management indicate that indwelling foley catheterization should be avoided when possible. Alternatives to indwelling catheters such as intermittent or condom catheters are recommended. Appropriate catheterization usage is important in hip fracture patients to avoid complications such as urinary tract infections (UTIs) (7–24% of patients) or post-operative urinary retention (POUR) (20–56% of patients). In this study, we aim to, (1) evaluate catheter usage in hip fracture patients at a large tertiary care centre, (2) compare current practices in catheter usage to clinical guidelines, (3) determine the incidence of POUR in hip fracture patients (4) determine the factors that increase one's risk of developing POUR. We analyzed 584 hip fracture patients between the ages of 18 and 102 admitted between November 2015 and October 2017 at a tertiary Care Hospital. Data collected included patient demographics, fracture pattern, surgical procedure, length of stay, co-morbidities and catheter use. We compared actual catheter usage to suggested guidelines to determine whether recommendations were being followed. We also investigated the incidence of POUR and risk factors associated with developing POUR. Independent samples t-test were used to compare continuous dependent variables in bivariate analyses and a logistic regression was used to determine predictors of developing POUR, catheter usage, and length of stay in multivariate analyses. T. Over three quarters (76.9%) of patients with hip fractures were treated with a catheter during their admission, 63.5% of which were inserted pre-operatively and 36.5% of which were inserted post-operatively. Indwelling catheters accounted for 92.2% of catheters used, while intermittent and catheter condoms accounted for 7.8%. POUR occurred in 98 of 584 cases (16.7%). Age (p = 0.004), gender (p=0.001), and presence of kidney disease (p=0.033) were statistically significant predictors of POUR. Fracture pattern (p=0.825), surgical procedure (p=0.298), diabetes mellitus (p=0.309) and UTI in the past 60 days (p=0.848) or on admission (p=0.999) were not statistically significant predictors of developing POUR. The development of POUR did not significantly increase length of stay (p=0.558). There was no statistically significant correlation between developing POUR and extended post-operative catheter use over 24 hours (p=0.844) or 48 hours (p=0.862). Patients who received a catheter pre-operatively or post-operatively for longer than 24 hours were not significantly more likely to develop POUR (p=0.057). Catheter use was common for all hip fracture patients and indwelling catheters were used in the overwhelming majority of cases. The high frequency of catheter usage, and specifically indwelling catheter usage, suggests that there is low compliance with the clinical guidelines for hip fracture patients. The incidence of POUR was 17%. Older, male patients were more likely to develop POUR. Although not statistically significant, more appropriate catheter use may decrease urinary complications such as POUR


Orthopaedic Proceedings
Vol. 102-B, Issue SUPP_6 | Pages 60 - 60
1 Jul 2020
Nowak L Schemitsch EH
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Previous studies have indicated that prolonged surgical time may lead to higher rates of infection following total hip arthroplasty (THA). The purpose of this study was to evaluate the influence of surgical time on 30-day complications following THA and to determine if there was a time interval associated with worse outcomes. Patients ≥18 years who underwent THA between 2005 and 2016 were identified from the American College of Surgeons National Surgical Quality Improvement Program (NSQIP) database using procedural codes. Patients with surgical durations >240 minutes were excluded. Patient demographics, operation length, and 30-day major and minor complications were ascertained. Multivariable regression was used to determine if the rate of complications differed depending on length of operation, while adjusting for relevant covariables, and to identify independent predictors of operation length. Covariables of interest included age, sex, American Society of Anaesthesiologists (ASA) class, smoking status, functional status, comorbidities, anesthesia type, and Body Mass Index (BMI). A total of 131,361 THA patients (average age 65 ±12 years) were identified from the database. Of these, 2,177 (1.64%) experienced a major complication, and 3,504 (2.64%) experienced a minor complication within 30-days of the initial procedure. Average operation length was 91.9 minutes (range 20 – 240 minutes). Independent predictors of prolonged operation length included overweight/obese BMI, male sex, cancer, dependent functional status, epidural anaesthetic, lower pre-operative hematocrit, and ASA class II, III or IV vs. I Alternatively, older age, current smoking, and spinal anaesthetic were associated with shorter surgical durations. Unadjusted rates of both major and minor complications were significantly higher for patients whose operation lengths were ≥ 120 minutes (P>0.001). Specifically, patients whose operations lasted ≥ 120 minutes had higher rates of septic shock, sepsis, pulmonary embolism (PE), deep vein thrombosis (DVT), urinary tract infection (UTI), renal insufficiency, surgical site infection(SSI) and wound disruption. After covariable adjustment, surgical durations of 90–119 minutes increased the risk of minor complications by 1.2 (95%Confidence interval [95%CI] 1.1–1.3), while surgical durations of 120–179 minutes increased the risk of major complications by 1.4 (95%CI 1.3 – 1.6), and minor complications by 1.4 (95%CI 1.2 – 1.5), and surgical durations ≥180 minutes increased the risk of major complications by 2.1 (95%CI 1.8 – 2.6), and minor complications by 1.9 (95%CI 1.6 – 2.3). There was no difference in the overall risk of complications for operation times lasting 20 – 39, 40 – 59, or 60 – 89 minutes (P>0.05). In terms of specific complications, operation length ≥90 minutes was determined to be an independent risk factor for deep and superficial incisional SSI, as well as wound disruption, while operation length ≥ 120 minutes was an independent risk factor for sepsis, UTI, and deep, non-incisional SSI and operation length ≥ 180 minutes was an independent risk factor for PE, DVT, and cardiac arrest (p < 0 .05). These data indicate that prolonged surgical durations may be an independent predictor of major and minor complications following THA. This suggests that quality improvements could be made to improve operating room efficiency and surgical times and therefore postoperative outcomes


Orthopaedic Proceedings
Vol. 101-B, Issue SUPP_4 | Pages 148 - 148
1 Apr 2019
Londhe S Shah R
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INTRODUCTION. This study is to determine the response of CRP after TKR surgery, both unilateral and simultaneous bilateral TKR. According to the previously published literature from North America and Europe CRP value peaks on the 1. st. and 2. nd. post-operative day and then gradually comes down to normal by 6–8 weeks post-operatively. AIM. To determine the trend of CRP in Indian patients undergoing TKR, both unilateral and simultaneous bilateral TKR. To see whether it follows the trend in North American and European population and to determine whether there is a difference in the CPR pattern in unilateral versus simultaneous bilateral TKR patients. MATERIAL & METHODS. Twenty six patients were included in this study. 13 patients each had unilateral TKR and simultaneous bilateral TKR. All the patients were operated by a single surgeon and assistant. Patients who had Rheumatoid arthritis and post operative adverse events like urinary tract infection were excluded from this study. All 26 patients were female patients and the mean age in the unilateral group was 67 years and in the simultaneous bilateral TKR group was 73 years. CRP levels were measured pre- operatively on 2. nd. day and 8 weeks. TKR was performed in a standard fashion. Both the groups received standard pre and post operative antibiotic prophylaxis. All patients received a posterior stabilized knee implant (Maxx Freedom Knee). RESULTS. In both the groups CRP level shot up on the 2. nd. post-operative day. Although the rise in CRP level was significantly higher in the simultaneous bilateral TKR group as against the unilateral TKR group. This difference was statistically significant. The CRP level came back to normal in about 39% of unilateral TKR patients at 8 weeks post operatively, while in majority (12 out of 13) of bilateral simultaneous TKR patient it was still elevated at 8 weeks post-op and had not come to normal. DISCUSSION. Macrophages are the important in the development of acute phase response namely CRP. The macrophages are present in the bone and bone marrow and less often in the skeletal muscle. The bone and bone marrow injury happening while performing TKR is responsible for elevation of CRP. Various North-American and European studies have shown that the CRP level increases significantly on the 1. st. postoperative day and the decreases from a peak on the 2. nd. postoperative day, attaining normal value at 6 to 8 weeks after operation. The result of our study are in variance to this published literature. Nearly 39% of our unilateral TKR patients and majority all of our simultaneous bilateral TKR patients did not achieve a normal CRP at 8 weeks after operation. These findings are significant as CRP is often used as a very sensitive indicator of post operative joint infection. Hence we conclude that the Indian TKR patients take longer time for the CRP values to become normal and the published literature regarding the normal levels of CRP in Unilateral TKR should not be extrapolated to simultaneous bilateral TKR group


Orthopaedic Proceedings
Vol. 99-B, Issue SUPP_22 | Pages 86 - 86
1 Dec 2017
Fourcade C Aurelie B Labau E Giordano G See AB Bonnet E
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Aim. In private healthcare facilities, the access to a specialized infectious disease (ID) advice is difficult. More, the lack of traceability is problematic and harmful for treatment and follow-up. We have tested an information technology (IT) application to improve medical transmission and evaluate an interdisciplinary ID activity. Methods. In November 2015, three ID physicians (IDP) created an interdisciplinary activity, visiting patients and giving phone advices among ten private healthcare facilities. They are members of the complex bone and joint infection unit of the community hospital where they are attached. Since September 2016, each advice was prospectively recorded on a protected online information system. These data are available for consultation and modification by the three IDP. It is the first descriptive analysis of this database. Results. From September 2016 to February 2017, 887 advices from 573 inpatients were collected. Median age was 69 years old and 56% of patients were male (n=320). Comorbidity was notified in 329 patients (57%): presence of a medical device (n=154), active neoplasia (n=76), mellitus diabetes (n=38) and renal failure (n=38) were the most common. Patients were hospitalized in a surgery unit in 49% of cases and of which 69% was the orthopaedic unit. By frequency, type of infection was prosthetic joint (n=111) and osteosynthesis device infection (n=67), urinary tract infection (n=57), skin infection (n=44), and catheter device infection (n=43). The presence of multidrug resistant bacteria was notified in 63 patients. Antibiotics were already administered before the first advice in 62% of patients. Advices were given after a medical consultation in the clinic in 353 cases (40%) and after a phone call with the physician in charge of the patient in 523 cases (60%). Antibiotics were disrupted or not introduced for 126 advices (14%), introduced for 133 advices (15%), modified in 337 advices (38%) and maintained unchanged in 291 advices (33%). New evaluation was effective for 171 patients (30%). Multidisciplinary meeting was requested for 54 patients. Conclusion. Use of an information system for interdisciplinary and multisite ID activity has permitted with a better traceability to improve management of these septic patients, facilitate storage and transmission of medical information. It is a first overview of ID activity in private healthcare facilities and these tools appear essential in the development of such activity and for public health policy


Orthopaedic Proceedings
Vol. 99-B, Issue SUPP_6 | Pages 68 - 68
1 Mar 2017
Veltre D Cusano A Yi P Sing D Eichinger J Jawa A Bedi A Li X
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INTRODUCTION. Shoulder arthroplasty (SA) is an effective procedure for managing patients with shoulder pain secondary to degenerative joint disease or end stage arthritis that has failed conservative treatment. Insurance status has been shown to be an indicator of patient morbidity and mortality. The objective of the current study is to evaluate the effect of patient insurance status on outcomes following shoulder replacement surgery. METHODS. Data was obtained from the Nationwide Inpatient Sample between 2004 and 2011. Analysis included patients undergoing shoulder arthroplasty procedures determined by ICD-9 procedure codes. Patient demographics and comorbidities were analyzed and stratified by insurance type. The primary outcome was medical and surgical complications occurring during the same hospitalization with secondary analysis of mortality. Pearson's chi¬squared test and multivariate regression were performed. RESULTS. A data inquiry identified 103,290 patients (68,578 Medicare, 27,159 private insurance, 3,544 Medicaid/uninsured, 4,009 Other) undergoing partial, total and reverse total shoulder replacements. The total number of complications was 17,810 (17.24%), and the top three complications included acute cardiac events (8,165), urinary tract infections (3,154), and pneumonia (1,635). The highest complication rate was observed in the Medicare population (20.3%), followed by the Medicaid/uninsured (16.9%), other (11.1%), and the privately-insured cohort (10.5%). Multivariate regression analysis indicated that having Medicare insurance, white race, increasing age, higher comorbidity, and urgent or emergent admissions was associated with medical complications. Black patients, increasing age and comorbities was associated with surgical complications. Overall mortality was 0.20% and was more common in total shoulder arthroplasty and surgeries done on emergent or urgent admissions. DISCUSSION. This data reveals that patients with Medicare, Medicaid or no insurance were more likely to have medical complications, most commonly cardiac complications, UTIs and pneumonia. Primary insurance payer status can be considered as an independent risk factor during preoperative risk stratification and planning


Orthopaedic Proceedings
Vol. 99-B, Issue SUPP_22 | Pages 47 - 47
1 Dec 2017
Yamada K Miyazaki T Shinozaki T Oka H Tokimura F Tajiri Y Okazaki H
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Aim. Surgical site infection (SSI) is associated with substantial morbidity, mortality and economic burden. Management of spinal SSI is becoming more challenging especially in instrumented cases, but is not well recognized as high risk procedure. The objective of this study was to determine the impact of procedure type comparing SSI risk with arthroplasties among all orthopaedic procedures. Method. Using prospectively collected data of consecutive samples in multi-center orthopedic SSI surveillance, we explored the differences in SSI rates within 30 days after surgery by procedure types. Patients who underwent surgery of single site between November 2013 and May 2016 were enrolled. SSI was our primary outcome. Urinary tract infection (UTI), and respiratory tract infection (RTI) were also evaluated. The definition of SSI was based on the CDC definition with slight modifications. All patients were followed for 30 days postoperatively. Multivariate logistic regression analyses were done, and variables were carefully selected for adjustments. Results. In total 8,907 single site surgeries were analyzed. There were four major procedure types, fracture repair 31%, arthroplasty 30%, spinal surgery without instrumentation 14.7% and spinal instrumentation surgery 13%. Patient backgrounds were male 41.4%, diabetes 13.5%, rheumatoid arthritis 3.8 %, present smoker 13.4%, mean BMI 23+4, and operative time 144+92 minutes. Cefazolin was administered in more than 98% of all cases, and were administered appropriately before surgery. SSI occurred in 102 cases (1.2%), and the SSI rates were 2.5% in spinal instrumentation surgery and 0.6% in arthroplasty. After adjustment with several clinically relevant variables such as age, sex, diabetes and ASA, spinal instrumentation surgery was the only procedure which remained significant with adjusted odds ratio (aOR) of 3.3 (1.8–6.2, P<0.01) compared with arthroplasties. The risk remained stable after adding further clinically relevant variables (aOR of 2.2 to 3.3). The risk was not significant for spinal surgery without instrumentation (aOR, 1.8; 0.9–3.5, P=0.10). Moreover, the risk of spinal instrumentation surgery was highest for UTI (aOR, 4.7; 2.9–7.6), P<0.01) and RTI (aOR, 3.7; 1.6–8.9), P<0.01) among all procedures. Conclusions. From our study, spinal instrumentation surgery was the only procedure to be significant after multivariate analysis, and the risk for SSI remained 2.2 to 3.3 fold higher compared with arthroplasties. The risk was also highest for several other major healthcare-associated infections. Considering the disastrous consequences, more interests and improvements in total perioperative care are needed for this procedure


Orthopaedic Proceedings
Vol. 99-B, Issue SUPP_22 | Pages 80 - 80
1 Dec 2017
Liao J
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Aim. Infection after vertebroplasty (VP) is a rare but serious complication. Previous literatures showed most pathogens for infection after VP were bacteria; tuberculosis (TB) induced infection after VP was extremely rare. In this study, we reported our treatment experiences of 18 cases with infectious spondylitis after VP, and compared the differences between developed pyogenic and TB spondylitis. Method. From January 2001 to December 2015, 5749 patients underwent VP at our department were reviewed retrospectively. The causative organisms were obtained from tissue culture of revision surgery. Parameters including type of surgery, the interval between VP and revision surgery, neurologic status, and visual analog scale of back pain were recorded. Laboratory data at the time of VP and revision surgery were collected. Risk factors including the Charlson comorbidity index (CCI), preoperative bacteremia, urinary tract infection (UTI), pulmonary TB history were also analyzed. Results. 18 patients developed infectious spondylitis after VP (0.32%, 18/5749). Two were male and 16 were female. The median age at the time of VP was 73.4 years. The mean CCI score was 1.7. The causative organisms were TB in nine patients (Fig. 1), and bacteria in nine patients (Fig. 2). The interval between VP and revision surgery ranged from 7 to 1140 days (mean 123.2 days). C-reactive protein (CRP) and erythrocyte sedimentation rate (ESR) were elevated in most patients especially at readmission. The most common type of revision surgery was anterior combined posterior surgery. Seven patients developed neurologic deficit before revision surgery. Three patients died within 6 months after revision surgery, with a mortality of 16.7%. Finally, VAS of back pain was improved from 7.4 to 3.1. 7 patients could walk normally, 5 patients needed walker support, 3 patients depended on wheelchair for ambulation (Table 1). Both pyogenic and TB group had similar age, sex, and CCI distribution. The interval between VP and revision surgery was shorter in the patients with pyogenic organisms (75.9 vs 170.6 days). At revision surgery, WBC and CRP were prominently elevated in the pyogenic group. Five in the pyogenic group had UTI or bacteremia; five in TB group had a history of lung TB (Table 2). Conclusions. VP is a minimal procedure but sustains possibility of postoperative infection, which required major surgery for salvage with a relevant part of residual disability. Before surgery, any bacteremia/ UTI or history of pulmonary TB should be reviewed rigorously; any elevation of infection parameters should be scrutinized strictly. For any figures and tables, please contact authors directly (click on ‘Info & Metrics’ tab above for contact details)


Orthopaedic Proceedings
Vol. 97-B, Issue SUPP_16 | Pages 100 - 100
1 Dec 2015
Bonnet E Dubouil B Lourtet J Marlin P Félicé M Bicart-See A Giordano G
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PJI du to Enterobacter cloacae are rare and often severe. The aim of our study is to define the history of patients with such infections and their outcome. We conducted a retrospective monocentric study in an orthopedic unit where complex bone and joint infections are supported. From 2011 to 214 we selected patients with E. cloacae PJI based on data from the microbiology laboratory. In their files we collected information on their background, their medical and surgical history, antibiotics they received in the year before infection, the suspected portal of entry, the management and the outcome. Twelve patients were included, 7 male and 5 female. PJI was located to the hip in 8 cases, the knee in 3 cases and the ankle in one case. The average time between the placing of the first prosthesis and infection was 3 years. Eleven patients had one or more surgery for previous PJI. The average time elapsed since the last surgery was 30 days. Eleven patients had been treated with antibiotic combinations for at least 6 weeks, in the year before E cloacae infection. A portal of entry was identified only two times: urinary tract infection in one patient and catheter-related infection in one patient. Antibiotics the more often prescribed were carbapenems (n = 5) and cefepime (n = 4), each combined with quinolones (n =4) or fosfomycin (n = 3). Two patients required an additional debridement within an average of 18 days. Infectious outcome was favorable in 8 cases (67%) with a median duration of follow-up of 26 months. Two patients had a recurrent infection, one due to Streptococcus oralis and one to Candida albicans. One patient had a relapse of E cloacae infection. One patient died from unknown cause. PJI infections due to E.cloacae usually occur early after prosthetic surgery, typically in patients with complex surgical history. Despite a high rate of multi-resistance to antibiotics, outcome may be favorable in a large majority of patients


Orthopaedic Proceedings
Vol. 100-B, Issue SUPP_6 | Pages 12 - 12
1 Apr 2018
Lazennec J Kim Y Pour AE
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Introduction. Few studies are published about total hip arthroplasties (THA) in Parkinson's disease as it is often considered as a contraindication for hip replacement. THA for fracture is reported as a high complication rate surgery. Regarding bone quality these cases are assimilated to elderly patients and cemented implants are generally preferred. However, due to the improved length and quality of life, we face more potential indications for joint replacement. The aim of this study is to report our experience of cementless dual mobility implants for primary THAs for osteoarthrosis and THA revisions focusing on the risks and benefits of surgery. Material and methods. 65 THA were performed in 59 patients (34 men, 25 women, mean age 73 years, 55–79). Mean latest follow-up was 8,3 years (4–14). Indications were 42 primary THA (osteoarthrosis) and 21 revisions (11 recurrent dislocation, 6 acetabular PE wear, 4 femoral loosening). Surgical approach was always antero-lateral. All patients were implanted with the same dual mobility cementless cup. The same cementless corail-type stem was used for primary THA cases. All the cemenless implants were hydroxyapatite coated. The disability caused by the disease was classified according to Hoehn and Yahr. (19 stage 1, 21 stage 2,16 stage 3). Results. 2 patients were lost for follow-up before 2 years. general complications were 3 pulmonary infection, 7 urinary tract infection, 12 cognitive impairment and 2 sacral pressure ulcer. A post-op. wound infection (E Coli) required an early revision in 2 cases without secondary consequencies (7 and 9 years follow-up). We did not observe early or late THA dislocation except in one case at 9 years follow-up (intraprosthetic dislocation due to an increase of ilio psoas muscle retraction requiring a revision of the dual mobility mechanism). We did not observe loosening cases of the cementless cup. 4 patients fell and fractured the femur. The cementless cup was not affected. 10 patients died. Good to excellent pain relief was achieved in 53/57cases at 2 years and in 40/47 cases at latest follow-up. The progression of neurological disability was observed in most of cases. At the latest follow-up for the 47 remaining patients, we had 5 stage 1, 12 stage 2, 21 stage 3,9 stage 4. Discussion. According to literature infection and dislocation are the main concerns for THA in Parkinson patients. This study does not report any trauma cases; this may explain the rather good results on a mean follow-up to more than 8 years. Nevertheless progression of Parkinson's disease is the rule, with significant disability or even death (10 /57 cases). Cementless fixation is possible even on the acetabular side. The poor bone quality of these patients was not an argument against hydroxyapatite coated implants. Conclusion. THA in Parkinson's disease is a challenging surgery due to associated comorbidity. For all patients the functional status improved in the early follow-up and declined with the disease progression. Cementless dual mobility cups and femoral stems can be used with a very low rate of mechanical complication


Orthopaedic Proceedings
Vol. 98-B, Issue SUPP_21 | Pages 75 - 75
1 Dec 2016
Sellan M Bryant D Tieszer C MacLeod M Papp S Lawendy A Liew A Viskontkas D Coles C Carey T Gofton W Trendholm A Stone T Leighton R Sanders D
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The benefit of using a long intramedullary device for the treatment of geriatric intertrochanteric hip fractures is unknown. The InterTAN device (Smith and Nephew, Memphis TN) is offered in either Short (180–200 mm) or Long (260–460 mm) constructs and was designed to provide stable compression across primary intertrochanteric fracture fragments. The objective of our study was to determine whether Short InterTANs are equivalent to Long InterTANs in terms of functional and adverse outcomes for the treatment of geriatric intertrochanteric hip fractures. 108 patients with OTA classification 31A–1 and 31A–2 intertrochanteric hip fractures were included in our study and prospectively followed at one of four Canadian Level-1 Trauma Centres. Our primary outcomes included two validated primary outcome measures: the Functional Independence Measure (FIM), to measure function, and the Timed Up and Go (TUG), to measure motor performance. Secondary outcome measures included blood loss, length of procedure, length of stay and adverse events. A pre-injury FIM was measured by retrospective recall and all postoperative outcomes were assessed on postoperative day 3, at discharge, at 6 weeks, 3 months, 6 months and 12 months postoperatively. Unpaired t-tests and Chi-square tests were used for the comparison of continuous and categorical variables respectively between the Short and Long InterTAN groups. A statistically significant difference was defined as p<0.05. Our study included 71 Short InterTAN and 37 Long InterTAN patients with 31A–1 and 31A–2 intertrochanteric hip fractures. Age, sex, BMI, side, living status and comorbidities were similar between the two groups. The mean operative time was significantly lower in the Short InterTAN group (61 mins) as compared to the Long InterTAN group (71 mins)(p0.05). There were 5 periprosthetic femur fractures in the short InterTAN group versus 1 in the long InterTAN group. Non-mechanical adverse outcomes such as myocardial infarction, pulmonary embolism, urinary tract infections, pneumonia and death all had similar incidence rates between the two InterTAN groups. Both the Short and Long InterTAN patient cohorts displayed similar improvements in performance and overall function over the course of a year following intertrochanteric hip fracture fixation. The recorded operative times for Short InterTAN fixation were significantly shorter than those recorded for the Long InterTAN patients. Alternatively, a significantly higher proportion of Short InterTAN patients sustained periprosthetic femur fractures within a year of implantation as compared to the Long InterTAN group


Orthopaedic Proceedings
Vol. 97-B, Issue SUPP_15 | Pages 91 - 91
1 Dec 2015
Caetano A Nunes A Sousa J Almeida R
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Pyogenic spondylodiscitis is an uncommon but clinically relevant infection that represents 3 to 5% of all cases or osteomyelitis. In Europe, it has an estimated incidence of 0.4 to 2.4/100.000 people/year. Mortality is less than 5%, increasing with a delay in diagnosis greater than 2 month. Patients with renal failure have greater predisposition to infections, consequence of the chronic uremic state. Infection rates in Polytetrafluoroethylene (PTFE) hemodialysis grafts in end-stage renal disease (ESRD) range from 3 to 35%. We present a rare case of concurrent spondylodiscitis and PTFE graft infection in a patient with ESRD and recurrent urinary tract infections (RUTI). The authors present a case of an 80-year-old man with past medical history significant for abdominal aortic aneurysm, bilateral ureter-hydronephrosis, Pseudomonas aeruginosa RUTI and ESRD. Three months after a dialysis PTFE graft hemoaccess was performed a Pseudomonas graft infection was diagnosed and the PTFE graft was removed. One week later, the patient was observed in the author's Department due to an insidious dorsal-lumbar mechanic back pain without neurologic deficits, with progressive deterioration over the past 6 months. A T12-L1 and L1-L2 spondylodiscitis with dural compression was diagnosed and vertebral instability was documented on MRI and TC, demanding surgical treatment. Instrumented fusion with a screw and rod construct was performed from T9 to L5, along with somatic L1 and L2 debridement, and T12-L1 interbody fusion with autograft. Microbiology results were positive for Pseudomonas aeruginosa. Antibotic therapy with ceftazidime (6 weeks) and ciprofloxacin (12 weeks) was performed. Symptomatic relieve was achieved and C-reactive protein and white blood cell count returned to normal values. No complications were documented. Four months post-surgery, the patient was asymptomatic (Visual Analogue Scale=0), with no significant limitation in his daily life activity (Disability Rating Index=85) and the vertebral body height was sustained, with imagiological signs of spinal fusion. ESRD patients are more susceptive to infections. Failure in early diagnosis and treatment may lead to disease progression and subsequent functional limitations, deformity and increase in mortality. An aggressive approach, despite delay on diagnosis, is the key factor for a worthy outcome. Despite the good results, recrudescence of spondylodiscitis is known to occur even years after the original offense is treated


Orthopaedic Proceedings
Vol. 100-B, Issue SUPP_6 | Pages 47 - 47
1 Apr 2018
Liang B Chen H Yu Q
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Objectives. Although most joint surgeons have reached a consensus that preoperative risk assessment and appropriate medical intervention for elderly patients of primary total hip arthrplasty (PTHA) could significantly reduce postoperative complications and mortality, there is still lack of a detailed and comprehensive approach for risk stratifying and a systematic method for risk allaying. We aimed to explore the risk factors related to the aggravation of preoperative complications and the appearance of complications post-operation of primary total hip arthrplasty (PTHA) in elderly patients for hip fracture. Patients and methods. We retrospectively reviewed the demographic and clinical data of 156 patients who underwent PTHA for hip fracture from January 2014 to December 2016, of which there were 61 male (39.1%) and 95 female (60.9%) patients; 111 patients aged 60–79 years (71.2%) and 45 patients ≥ 80 years old (28.8%); 125 patients of femoral neck fracture (80.1%) and 31 patients of inter-trochanteric fracture (19.9%); 109 patients of spinal anesthesia (69.9%) and 48 patients of general anesthesia (30.1%); 85 patients undergoing surgery within 3 days (54.5%) and 71 patients operated ≥ 4 days (45.5%) since admission. We evaluated the correlations among gender, age, type of fracture, methods of anesthesia, time of operation since admission, the aggravation of preoperative complications and the appearance of postoperative complications post PTHA using the IBM SPSS Statistics (version 21) and the Exce1 2016. Results. The appearance of postoperative complications were statistically correlated with age, time of operation since admission, and type of anesthesia. The appearance of postoperative complication were significantly more in patients operated ≥ 4 days since admission (P < 0.05), and patients with general anesthesia (P < 0.05). Age ≥ 80 years old was not only statistically correlated with the aggravation of three kind of preoperative complications, hypertension, heart disease and respiratory tract infection (P < 0.05), also statistically correlated with the postoperative exacerbation of respiratory tract infection (P < 0.01), the appearance of anemia (P < 0.01), hypoalbuminemia (P < 0.01), water and electrolyte balance disorder (P < 0.05), and gastrointestinal reaction (P < 0.05). Age ≥ 80 years old was neither significantly correlated with postoperative aggravation of diabetes mellitus, urinary tract infection and abnormal liver and kidney function (P > 0.05), nor with postoperative urinary retention (P > 0.05). Conclusion. The occurrence of postoperative complications of elderly patients post PTHA for hip fracture was correlated with age ≥ 80 years old, delayed surgery longer than 4 days since admission, and general anesthesia. Much more attention should be paid to the patients with preoperative diseases of hypertension, heart diseases, and respiratory tract infection, especially age ≥ 80 years patients with respiratory tract infection. Specific postoperative attention should be paid to correct anemia, supplement albumin, regulate the imbalance of water and electrolyte, and treat the digestive tract response for PTHA patients aged ≥ 80 years