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The Bone & Joint Journal
Vol. 96-B, Issue 2 | Pages 242 - 248
1 Feb 2014
Stundner O Chiu Y Sun X Ramachandran S Gerner P Vougioukas V Mazumdar M Memtsoudis SG

Despite the increasing prevalence of sleep apnoea, little information is available regarding its impact on the peri-operative outcome of patients undergoing posterior lumbar fusion. Using a national database, patients who underwent lumbar fusion between 2006 and 2010 were identified, sub-grouped by diagnosis of sleep apnoea and compared. The impact of sleep apnoea on various outcome measures was assessed by regression analysis. The records of 84 655 patients undergoing posterior lumbar fusion were identified and 7.28% (n = 6163) also had a diagnostic code for sleep apnoea. Compared with patients without sleep apnoea, these patients were older, more frequently female, had a higher comorbidity burden and higher rates of peri-operative complications, post-operative mechanical ventilation, blood product transfusion and intensive care. Patients with sleep apnoea also had longer and more costly periods of hospitalisation. . In the regression analysis, sleep apnoea emerged as an independent risk factor for the development of peri-operative complications (odds ratio (OR) 1.50, confidence interval (CI) 1.38;1.62), blood product transfusions (OR 1.12, CI 1.03;1.23), mechanical ventilation (OR 6.97, CI 5.90;8.23), critical care services (OR 1.86, CI 1.71;2.03), prolonged hospitalisation and increased cost (OR 1.28, CI 1.19;1.37; OR 1.10, CI 1.03;1.18). . Patients with sleep apnoea who undergo posterior lumbar fusion pose significant challenges to clinicians. . Cite this article: Bone Joint J 2014;96-B:242–8


Orthopaedic Proceedings
Vol. 94-B, Issue SUPP_I | Pages 7 - 7
1 Jan 2012
van de Water A Eadie J Hurley D
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Background and purpose. Sleep disturbance is frequently reported by people with chronic low back pain (CLBP >12 weeks), but there is limited knowledge of their sleep quality compared to healthy people. While disturbed sleep influences patients' mood, quality of life and recovery, few studies have comprehensively investigated sleep in CLBP. This study investigated differences in sleep profiles of people with CLBP, compared to age- and gender matched controls over seven consecutive nights. Methods. Thirty-two consenting subjects (n=16 with CLBP, n=16 matched controls), aged 24-65 years (43.8% male) underwent an interview regarding sleep influencing variables (e.g. mattress firmness, caffeine consumption), completed the Pittsburgh Sleep Quality Index (PSQI), Insomnia Severity Index (ISI), Pittsburgh Sleep Diary, SF36-v2, Hospital Anxiety and Depression Scale, and CLBP measures (i.e. Oswestry Disability Index and Numerical Pain Scales), recorded seven consecutive nights of sleep in their home using actigraphy, and completed a Devices Utility Questionnaire. Results. Compared to controls, people with CLBP had significantly disturbed sleep on self-report measures (PSQI mean (SD) 10.9 (4.2); ISI mean 13.7 (7.6); Sleep Diary; p<0.001), but no significant differences on objective actigraphy (p>0.05). Actigraphy was found to be a user friendly sleep measure for use in the home environment (84.6%, n=11 CLBP; 73.3%, n=11 control). Conclusions. Self-rated sleep using a valid instrument should be routinely measured in LBP research and clinical practice. Further investigation of the relationship between patients' perception of their sleep quality and its objective measurement is warranted before actigraphy could be recommended as an objective outcome measure for the evaluation of sleep in this population


Orthopaedic Proceedings
Vol. 94-B, Issue SUPP_I | Pages 8 - 8
1 Jan 2012
Hurley D Eadie J Tully M van Mechelen W Boreham C McDonough S Lonsdale C Daly L
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Background and purpose. Sleep disturbance is a prevalent symptom in people with chronic low back pain (CLBP >12 weeks), but there is currently no knowledge of the effectiveness of physiotherapy for this problem. This study evaluated the feasibility of a randomised controlled trial (RCT) exploring the effects of physiotherapy on sleep disturbance in CLBP [Current controlled trial ISRCTN 54009836]. Methods. A sample of 60 consenting patients with CLBP [23 M, 37 F; mean (SD) age = 44.93 (13.41) years] were recruited in Beaumont Hospital, Dublin and randomly allocated to one of three groups [supervised exercise class (SEC), walking programme (WP) and usual physiotherapy (UP)] in a concealed manner. The main outcomes were sleep quality, functional disability, pain, and quality of life at baseline, 3 and 6 months. Results. The majority of participants reported sleep disturbance (95%, n=57) and related it to their LBP (81%, n=46). At 3 months compared with the WP and SEC, participants in the UP group displayed greater reductions in average low back pain VAS (WP d=.97, SEC d=.86) and greater improvements in sleep disturbance (Pittsburgh Sleep Quality Index WP d=.59, SEC d=.29; Insomnia Severity Index WP d= .56, SEC d= .24). However, compared to UP there were greater improvements in functional disability (SF-36 PCS) in the WP (d= .32) and the SEC (d= .21). Conclusions. The results provide preliminary evidence of the effects of physiotherapy on sleep disturbance in CLBP, demonstrate the feasibility of undertaking a RCT in this field and inform refinement of the study protocol for a fully powered trial


Purpose and Background. Back pain impinges upon all aspects of life, has a reported UK lifetime prevalence as high as 84% and considering approximately a third of our lives are spent asleep the paucity of research into the effect a mattress has on back pain and sleep is surprising. Mood changes, effecting an increase in pain perception, due to sleep loss may also lead to a downward spiral of increasing back pain and greater sleep loss. A controllable factor in this spiral, affecting both aspects, is the mattress but to the authors' knowledge none currently available on the market have any robust, published research to objectively support any claims made and at best being ‘endorsed’ by experts. This may lead to possible misinterpretation of efficacy and leave professionals at a loss with what to advise when questioned. Methods and Data collection. Method:. A three month, randomised, controlled, double blind crossover field study is proposed to take place in the participants own homes, ensuring the most natural sleep environment. Data collection:. Three 28 day phases. 1 - Baseline data, participants sleeping on their own mattress. 2 - Random allocation of mattresses, half allocated test and half control. 3 - Crossover of test and control mattress. Subjective measures of back pain and sleep quality will be collected utilising a daily sleep diary and visual analogue scales. Objective measures of sleep quality using activity monitors during sleep. Conclusion. Minimal evidence is available suggesting the optimal sleep surface for people with back pain. This research hopes to generate evidence to help this group with mattress selection. To confirm: this abstract has not previously been published in whole or part nor has it been presented previously at a national meeting. Conflicts of interest: All mattresses will be designed in conjunction with and provided by Innovative Health Organisation Caerphilly. Sources of funding: This work is part-funded by the European Social Fund (ESF) through the European Union's Convergence programme administered by the Welsh Government and is in conjunction with the Knowledge Economy Skills Scholarship (KESS) project


Bone & Joint Open
Vol. 4, Issue 11 | Pages 873 - 880
17 Nov 2023
Swaby L Perry DC Walker K Hind D Mills A Jayasuriya R Totton N Desoysa L Chatters R Young B Sherratt F Latimer N Keetharuth A Kenison L Walters S Gardner A Ahuja S Campbell L Greenwood S Cole A

Aims. Scoliosis is a lateral curvature of the spine with associated rotation, often causing distress due to appearance. For some curves, there is good evidence to support the use of a spinal brace, worn for 20 to 24 hours a day to minimize the curve, making it as straight as possible during growth, preventing progression. Compliance can be poor due to appearance and comfort. A night-time brace, worn for eight to 12 hours, can achieve higher levels of curve correction while patients are supine, and could be preferable for patients, but evidence of efficacy is limited. This is the protocol for a randomized controlled trial of ‘full-time bracing’ versus ‘night-time bracing’ in adolescent idiopathic scoliosis (AIS). Methods. UK paediatric spine clinics will recruit 780 participants aged ten to 15 years-old with AIS, Risser stage 0, 1, or 2, and curve size (Cobb angle) 20° to 40° with apex at or below T7. Patients are randomly allocated 1:1, to either full-time or night-time bracing. A qualitative sub-study will explore communication and experiences of families in terms of bracing and research. Patient and Public Involvement & Engagement informed study design and will assist with aspects of trial delivery and dissemination. Discussion. The primary outcome is ‘treatment failure’ (Cobb angle progression to 50° or more before skeletal maturity); skeletal maturity is at Risser stage 4 in females and 5 in males, or ‘treatment success’ (Cobb angle less than 50° at skeletal maturity). The comparison is on a non-inferiority basis (non-inferiority margin 11%). Participants are followed up every six months while in brace, and at one and two years after skeletal maturity. Secondary outcomes include the Scoliosis Research Society 22 questionnaire and measures of quality of life, psychological effects of bracing, adherence, anxiety and depression, sleep, satisfaction, and educational attainment. All data will be collected through the British Spine Registry. Cite this article: Bone Jt Open 2023;4(11):873–880


Orthopaedic Proceedings
Vol. 96-B, Issue SUPP_4 | Pages 39 - 39
1 Feb 2014
Payne K Chohan A Selfe J Richards J
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Background. Back Pain is a worldwide problem that often interferes with work, daily activities and sleep. The stress and disability experienced at night by individuals with Low Back Pain (LBP) could be reduced by targeted treatments designed specifically for this period. This study aimed to assess the clinical effectiveness of a spinal alignment cushion in the management of LBP when compared to a control group of standardised care. Methods & Results. 71 individuals (30 males, 41 females) with LBP were recruited to the 4-week intervention after screening using the Red Flags and STarT Back tools. Participants were randomly assigned to either the control (standardised care) or intervention group (standardised care plus spinal alignment cushion). Pre and post assessments were taken using the Roland Morris Disability Questionnaire (RMDQ) (0–24), the Core Outcomes Measure Index (COMI) (0–10), and a Pain and Comfort during Sleep VAS Assessment. Each post assessment was analysed using ANCOVA with corresponding pre-assessment as covariate. Significant differences were seen in the RMDQ in favour of the intervention group (P = 0.034) over the four week period. Significant differences were also seen in favour of the intervention group in the COMI score (P=0.008), the frequency (P=0.004) and intensity of back pain (P=0.000), joint/muscle stiffness (P=0.046) and intensity of back stiffness (P=0.022). Conclusions. Overall, this suggests that use of targeted treatments such as a spinal alignment cushion for symptoms at night can provide clinically important and statistically significant improvements for individuals with LBP with high levels of treatment satisfaction and adherence


Orthopaedic Proceedings
Vol. 101-B, Issue SUPP_9 | Pages 14 - 14
1 Sep 2019
Steenstra I McIntosh G Chen C D'Elia T Amick B Hogg-Johnson S
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Purposes and Background. Musculoskeletal disorders are leading causes of work disability. Our purpose was to develop a predictive model in a cohort from 2012 and validate the model in 2016 data. Methods and Results. Prospectively collected data was used to identify inception cohorts in 2012 (n=1652) and 2016 (n=199). Data from back pain claimants receiving treatment in physiotherapy clinics and the Ontario workers' compensation database were linked. Patients were followed for 1 year. Variables from a back pain questionnaire and clinical, demographic and administrative factors were assessed for predictive value. The outcome was cumulative number of calendar days receiving wage-replacement benefits. Cox regression revealed 8 significant predictors of shorter time on benefits in the 2012 cohort: early intervention (HR=1.51), symptom duration < 31 days (HR=0.88), not in construction industry (HR=1.89), high Low Back Outcome Score (HR=1.03), younger age (HR=0.99), higher benefit rate (HR=1.00), intermittent pain (HR=1.15), no sleep disturbance (HR=1.15). The 2012 model c-statistic was 0.73 with a calibration slope of 0.90 (SE=0.19, p=0.61) in the 2016 data, meaning not significantly different. The c-statistic in the 2016 data was 0.69. Median duration on benefits of those with a high risk score was 129 days in 2012 and 45 days in 2016. Conclusion. The 2012 model had a good fit and calibrated well in the 2016 data. Changes in case management by the WSIB might have resulted in significant differences between the 2012 and 2106 cohort. The difference in duration on benefits could affect treatment decision making in future. Conflicts of interest: IWH is funded by the Ministry of Labour in Ontario. Sources of funding: Funding was provided by the Canadian Institute for Health Research


The Journal of Bone & Joint Surgery British Volume
Vol. 86-B, Issue 6 | Pages 837 - 840
1 Aug 2004
Fuerderer S Eysel-Gosepath K Schröder U Delank K Eysel P

We describe five patients with cervical spondylosis and large anterior osteophytes causing pharyngeal compression. All had dysphagia, two had obstructive sleep apnoea and another two had dyspnoea and stridor on inspiration. One, with perforation of the pharynx, required emergency tracheostomy. Only three had pain in the neck or arm. Compression of the retroglottic space was confirmed in all patients by pharyngoscopy and in all the symptoms were relieved by excision of the osteophytes. Three also underwent intervertebral fusion. One had some persistent sleep apnoea


Bone & Joint Open
Vol. 4, Issue 8 | Pages 573 - 579
8 Aug 2023
Beresford-Cleary NJA Silman A Thakar C Gardner A Harding I Cooper C Cook J Rothenfluh DA

Aims

Symptomatic spinal stenosis is a very common problem, and decompression surgery has been shown to be superior to nonoperative treatment in selected patient groups. However, performing an instrumented fusion in addition to decompression may avoid revision and improve outcomes. The aim of the SpInOuT feasibility study was to establish whether a definitive randomized controlled trial (RCT) that accounted for the spectrum of pathology contributing to spinal stenosis, including pelvic incidence-lumbar lordosis (PI-LL) mismatch and mobile spondylolisthesis, could be conducted.

Methods

As part of the SpInOuT-F study, a pilot randomized trial was carried out across five NHS hospitals. Patients were randomized to either spinal decompression alone or spinal decompression plus instrumented fusion. Patient-reported outcome measures were collected at baseline and three months. The intended sample size was 60 patients.


Bone & Joint Research
Vol. 12, Issue 3 | Pages 202 - 211
7 Mar 2023
Bai Z Shou Z Hu K Yu J Meng H Chen C

Aims

This study was performed to explore the effect of melatonin on pyroptosis in nucleus pulposus cells (NPCs) and the underlying mechanism of that effect.

Methods

This experiment included three patients diagnosed with lumbar disc herniation who failed conservative treatment. Nucleus pulposus tissue was isolated from these patients when they underwent surgical intervention, and primary NPCs were isolated and cultured. Western blotting, reverse transcription polymerase chain reaction, fluorescence staining, and other methods were used to detect changes in related signalling pathways and the ability of cells to resist pyroptosis.


The Bone & Joint Journal
Vol. 105-B, Issue 8 | Pages 920 - 927
1 Aug 2023
Stanley AL Jones TJ Dasic D Kakarla S Kolli S Shanbhag S McCarthy MJH

Aims

Traumatic central cord syndrome (CCS) typically follows a hyperextension injury and results in motor impairment affecting the upper limbs more than the lower, with occasional sensory impairment and urinary retention. Current evidence on mortality and long-term outcomes is limited. The primary aim of this study was to assess the five-year mortality of CCS, and to determine any difference in mortality between management groups or age.

Methods

Patients aged ≥ 18 years with a traumatic CCS between January 2012 and December 2017 in Wales were identified. Patient demographics and data about injury, management, and outcome were collected. Statistical analysis was performed to assess mortality and between-group differences.


The Bone & Joint Journal
Vol. 104-B, Issue 11 | Pages 1242 - 1248
1 Nov 2022
Yang X Arts MP Bartels RHMA Vleggeert-Lankamp CLA

Aims

The aim of this study was to investigate whether the type of cervical disc herniation influences the severity of symptoms at the time of presentation, and the outcome after surgical treatment.

Methods

The type and extent of disc herniation at the time of presentation in 108 patients who underwent anterior discectomy for cervical radiculopathy were analyzed on MRI, using a four-point scale. These were dichotomized into disc bulge and disc herniation groups. Clinical outcomes were evaluated using the Neck Disability Index (NDI), 36-Item Short Form Survey (SF-36), and a visual analogue scale (VAS) for pain in the neck and arm at baseline and two years postoperatively. The perceived recovery was also assessed at this time.


Orthopaedic Proceedings
Vol. 97-B, Issue SUPP_2 | Pages 12 - 12
1 Feb 2015
Bartlam B Waterfield J Lloyd A Holden M Ismail K Foster N
Full Access

Purpose and background. Over two-thirds of pregnant women experience low back pain (LBP) that interferes with everyday activities, work and sleep. Acupuncture appears a safe, promising intervention but there are no high quality trial data, regarding its clinical or cost-effectiveness in comparison to standard care. Methods. EASE Back was a feasibility and pilot RCT designed to inform a full trial evaluating the addition of acupuncture to standard care for pregnancy-related LBP. In preparation for the pilot trial, phase 1 of EASE Back consisted of semi-structured interviews exploring the views of pregnant women, midwives and physiotherapists about pregnancy-related LBP, use of acupuncture, and participation in clinical trials. Transcript data were anonymised and analysed using thematic analysis. Three members of the team independently coded a sample of transcripts to develop the coding framework. Results. 17 women, 15 midwives and 21 physiotherapists were interviewed (total n=53). Findings highlighted the impact of LBP in pregnancy, the paucity of effective treatment options and the challenges of recruiting pregnant women with LBP into research. Women and midwives expressed few concerns over the use and safety of acupuncture; physiotherapists were more cautious and had concerns about safety. Conclusions. Acupuncture for pregnancy- related LBP appears to be acceptable to women and midwives. Future research needs to consider strategies to support recruitment and retention, and should consider including interviews with eligible women who decline to take part in order to understand their reasons, as well as with women receiving treatment so as to understand their experiences of taking part. This abstract has not been published in whole or substantial part, nor has it been presented previously at a national meeting. Conflicts of interest: No conflicts of interest. This project presents independent research funded by the National Institute for Health Research's Health Technology Assessment Programme (Grant Reference Number 10/69/05) and an NIHR Research Professorship for N.E. Foster (NIHR-RP-011-015). The views and opinions expressed by authors in this publication are those of the authors and do not necessarily reflect those of the NHS, the NIHR, MRC, CCF, NETSCC, the HTA or the Department of Health


Orthopaedic Proceedings
Vol. 94-B, Issue SUPP_X | Pages 61 - 61
1 Apr 2012
Dias A Jeyaretna D Hobart J Germon T
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To quantify the duration of symptoms and the treatment modalities employed prior to surgery in patients undergoing lumbar and cervical nerve root decompression and to assess the evidence of these non-surgical treatments. Pre- and post operative questionnaires completed by consecutive patients. 514 people undergoing consecutive cervical or lumbar nerve root decompression between March 2007 to October 2009. Pre-operative severity and duration of pain, functional limitations and treatment received. Post-operative pain severity and change in functional limitations. Evidence in the literature for efficacy of treatment modalities employed. Mean duration of pre-operative symptoms was 23 months (range 1 to 360). 91% took regular medication for pain, 83% received one or more physical therapy, 24% received injection therapy. There was improvement in both pain scores (mean pre-op 7.3; post-op 3.0) and 78% of the commonly reported functional limitations, walking, sleep and work. We found extremely limited evidence to support the other treatment modalities employed. Patients spend many months unnecessarily in pain, consuming considerable resources and may suffer significant side effects from ineffective treatment for pain emanating from nerve root compression. Surgical nerve root decompression relieves pain and restores function. Despite this a specialist opinion is often delayed. Early referral for specialist opinion is almost certainly more humane, cost effective, and time-limits the journey on the not so magic roundabout


Bone & Joint Research
Vol. 9, Issue 10 | Pages 653 - 666
7 Oct 2020
Li W Li G Chen W Cong L

Aims

The aim of this study was to systematically compare the safety and accuracy of robot-assisted (RA) technique with conventional freehand with/without fluoroscopy-assisted (CT) pedicle screw insertion for spine disease.

Methods

A systematic search was performed on PubMed, EMBASE, the Cochrane Library, MEDLINE, China National Knowledge Infrastructure (CNKI), and WANFANG for randomized controlled trials (RCTs) that investigated the safety and accuracy of RA compared with conventional freehand with/without fluoroscopy-assisted pedicle screw insertion for spine disease from 2012 to 2019. This meta-analysis used Mantel-Haenszel or inverse variance method with mixed-effects model for heterogeneity, calculating the odds ratio (OR), mean difference (MD), standardized mean difference (SMD), and 95% confidence intervals (CIs). The results of heterogeneity, subgroup analysis, and risk of bias were analyzed.


The Bone & Joint Journal
Vol. 98-B, Issue 2 | Pages 229 - 237
1 Feb 2016
Roberts SB Dryden R Tsirikos AI

Aims

Clinical and radiological data were reviewed for all patients with mucopolysaccharidoses (MPS) with thoracolumbar kyphosis managed non-operatively or operatively in our institution.

Methods

In all 16 patients were included (eight female: eight male; 50% male), of whom nine had Hurler, five Morquio and two Hunter syndrome. Six patients were treated non-operatively (mean age at presentation of 6.3 years; 0.4 to 12.9); mean kyphotic progression +1.5o/year; mean follow-up of 3.1 years (1 to 5.1) and ten patients operatively (mean age at presentation of 4.7 years; 0.9 to 14.4); mean kyphotic progression 10.8o/year; mean follow-up of 8.2 years; 4.8 to 11.8) by circumferential arthrodesis with posterior instrumentation in patients with flexible deformities (n = 6).


The Bone & Joint Journal
Vol. 97-B, Issue 7 | Pages 982 - 987
1 Jul 2015
Ganesan S Karampalis C Garrido E Tsirikos AI

Acute angulation at the thoracolumbar junction with segmental subluxation of the spine occurring at the level above an anteriorly hypoplastic vertebra in otherwise normal children is a rare condition described as infantile developmental thoracolumbar kyphosis. Three patient series with total of 18 children have been reported in the literature. We report five children who presented with thoracolumbar kyphosis and discuss the treatment algorithm. We reviewed the medical records and spinal imaging at initial clinical presentation and at minimum two-year follow-up. The mean age at presentation was eight months (two to 12). All five children had L2 anterior vertebral body hypoplasia. The kyphosis improved spontaneously in three children kept under monitoring. In contrast, the deformity was progressive in two patients who were treated with bracing. The kyphosis and segmental subluxation corrected at latest follow-up (mean age 52 months; 48 to 60) in all patients with near complete reconstitution of the anomalous vertebra. The deformity and radiological imaging on a young child can cause anxiety to both parents and treating physicians. Diagnostic workup and treatment algorithm in the management of infantile developmental thoracolumbar kyphosis is proposed. Observation is indicated for non-progressive kyphosis and bracing if there is evidence of kyphosis and segmental subluxation deterioration beyond walking age. Surgical stabilisation of the spine can be reserved for severe progressive deformities unresponsive to conservative treatment.

Cite this article: Bone Joint J 2015;97-B:982–7.


The Journal of Bone & Joint Surgery British Volume
Vol. 94-B, Issue 10 | Pages 1298 - 1304
1 Oct 2012
Hughes SPF Freemont AJ Hukins DWL McGregor AH Roberts S

This article reviews the current knowledge of the intervertebral disc (IVD) and its association with low back pain (LBP). The normal IVD is a largely avascular and aneural structure with a high water content, its nutrients mainly diffusing through the end plates. IVD degeneration occurs when its cells die or become dysfunctional, notably in an acidic environment. In the process of degeneration, the IVD becomes dehydrated and vascularised, and there is an ingrowth of nerves. Although not universally the case, the altered physiology of the IVD is believed to precede or be associated with many clinical symptoms or conditions including low back and/or lower limb pain, paraesthesia, spinal stenosis and disc herniation.

New treatment options have been developed in recent years. These include biological therapies and novel surgical techniques (such as total disc replacement), although many of these are still in their experimental phase. Central to developing further methods of treatment is the need for effective ways in which to assess patients and measure their outcomes. However, significant difficulties remain and it is therefore an appropriate time to be further investigating the scientific basis of and treatment of LBP.


The Journal of Bone & Joint Surgery British Volume
Vol. 93-B, Issue 7 | Pages 961 - 966
1 Jul 2011
Park Y Kim J Ryu J Kim T

A number of causes have been advanced to explain the destructive discovertebral (Andersson) lesions that occur in ankylosing spondylitis, and various treatments have been proposed, depending on the presumed cause. The purpose of this study was to identify the causes of these lesions by defining their clinical and radiological characteristics.

We retrospectively reviewed 622 patients with ankylosing spondylitis. In all, 33 patients (5.3%) had these lesions, affecting 100 spinal segments. Inflammatory lesions were found in 91 segments of 24 patients (3.9%) and traumatic lesions in nine segments of nine patients (1.4%). The inflammatory lesions were associated with recent-onset disease; a low modified Stoke ankylosing spondylitis spine score (mSASSS) due to incomplete bony ankylosis between vertebral bodies; multiple lesions; inflammatory changes on MRI; reversal of the inflammatory changes and central bony ankylosis at follow-up; and a good response to anti-inflammatory drugs. Traumatic lesions were associated with prolonged disease duration; a high mSASSS due to complete bony ankylosis between vertebral bodies; a previous history of trauma; single lesions; nonunion of fractures of the posterior column; acute kyphoscoliotic deformity with the lesion at the apex; instability, and the need for operative treatment due to that instability.

It is essential to distinguish between inflammatory and traumatic Andersson lesions, as the former respond to medical treatment whereas the latter require surgery.


The Journal of Bone & Joint Surgery British Volume
Vol. 91-B, Issue 4 | Pages 517 - 521
1 Apr 2009
Okoro T Sell P

We compared a group of 46 somatised patients with a control group of 41 non-somatised patients who had undergone elective surgery to the lumbar spine in an attempt to identify pre-operative factors which could predict the outcome. In a prospective single-centre study, the Distress and Risk Assessment method consisting of a modified somatic perception questionnaire and modified Zung depression index was used pre-operatively to identify somatised patients. The type and number of consultations were correlated with functional indicators of outcome, such as the Oswestry disability index and a visual analogue score for pain in the leg after follow-up for six and 12 months.

Similar improvements in the Oswestry disability index were found in the somatised and non-somatised groups. Somatised patients who had a good outcome on the Oswestry disability index had an increased number of orthopaedic consultations (50 of 83 patients (60%) vs 29 of 73 patients (39.7%); p = 0.16) and waited less time for their surgery (5.5 months) (sd 5.26) vs 10.1 months (sd 6.29); p = 0.026). No other identifiable factors were found. A shorter wait for surgery appeared to predict a good outcome. Early review by a spinal surgeon and a reduced waiting time to surgery appear to be of particular benefit to somatised patients.