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Our aim in this paper was to investigate the
guidelines and laws governing informed consent in the English-speaking
world. We noted a recent divergence from medical paternalism within
the United Kingdom, highlighted by the Montgomery v Lanarkshire Health
Board ruling of 2015. We investigated the situation in the United
Kingdom, Australia, New Zealand, Canada, and the United States of
America. We read the national guidance regarding obtaining consent
for surgical intervention for each country. We used the references
from this guidance to identify the laws that helped inform the guidance,
and reviewed the court documents for each case. There has been a trend towards a more patient-focused approach
in consent in each country. Surgeons should be aware of the guidance
and legal cases so that they can inform patients fully, and prevent
legal problems if outdated practices are followed. Cite this article:
Outcome measures quantifying aspects of health in a precise,
efficient, and user-friendly manner are in demand. Computer adaptive
tests (CATs) may overcome the limitations of established fixed scales
and be more adept at measuring outcomes in trauma. The primary objective
of this review was to gain a comprehensive understanding of the
psychometric properties of CATs compared with fixed-length scales
in the assessment of outcome in patients who have suffered trauma
of the upper limb. Study designs, outcome measures and methodological
quality are defined, along with trends in investigation. A search of multiple electronic databases was undertaken on 1
January 2017 with terms related to “CATs”, “orthopaedics”, “trauma”,
and “anatomical regions”. Studies involving adults suffering trauma
to the upper limb, and undergoing any intervention, were eligible.
Those involving the measurement of outcome with any CATs were included.
Identification, screening, and eligibility were undertaken, followed
by the extraction of data and quality assessment using the Consensus-Based
Standards for the Selection of Health Measurement Instruments (COSMIN) criteria.
The review is reported according to the Preferred Reporting Items
for Systematic Reviews and Meta-Analyses (PRISMA) criteria and reg istered (PROSPERO: CRD42016053886).Aims
Materials and Methods
The aim of this review was to evaluate the available literature
and to calculate the pooled sensitivity and specificity for the
different alpha-defensin test systems that may be used to diagnose
prosthetic joint infection (PJI). Studies using alpha-defensin or Synovasure (Zimmer Biomet, Warsaw,
Indiana) to diagnose PJI were identified from systematic searches
of electronic databases. The quality of the studies was evaluated
using the Quality Assessment of Studies of Diagnostic Accuracy (QUADAS)
tool. Meta-analysis was completed using a bivariate model.Aims
Materials and Methods
The primary aim of this study was to define and quantify three
new measurements to indicate the position of the greater trochanter.
Secondary aims were to define ‘functional antetorsion’ as it relates
to abductor function in populations both with and without torsional
abnormality. Three new measurements, functional antetorsion, posterior tilt,
and posterior translation of the greater trochanter, were assessed
from 61 CT scans of cadaveric femurs, and their reliability determined.
These measurements and their relationships were also evaluated in
three groups of patients: a control group (n = 22), a ‘high-antetorsion’ group
(n = 22) and a ‘low-antetorsion’ group (n = 10).Aims
Patients and Methods
Fretting and corrosion at the modular head/neck junction, known
as trunnionosis, in total hip arthroplasty (THA) is a cause of adverse
reaction to metal debris (ARMD). We describe the outcome of revision
of metal-on-polyethylene (MoP) THA for ARMD due to trunnionosis
with emphasis on the risk of major complications. A total of 36 patients with a MoP THA who underwent revision
for ARMD due to trunnionosis were identified. Three were excluded
as their revision had been to another metal head. The remaining
33 were revised to a ceramic head with a titanium sleeve. We describe
the presentation, revision findings, and risk of complications in
these patients.Aims
Patients and Methods
The purpose of this retrospective study was to evaluate the minimum
five-year outcome of revision total hip arthroplasty (THA) using
the Kerboull acetabular reinforcement device (KARD) in patients
with Paprosky type III acetabular defects and destruction of the
inferior margin of the acetabulum. We identified 36 patients (37 hips) who underwent revision THA
under these circumstances using the KARD, fresh frozen allograft
femoral heads, and reconstruction of the inferior margin of the
acetabulum. The Merle d’Aubigné system was used for clinical assessment.
Serial anteroposterior pelvic radiographs were used to assess migration
of the acetabular component.Aims
Patients and Methods
The aims of this study were to determine the clinical and radiographic
outcomes, implant survivorship, and complications of patients with
a history of poliomyelitis undergoing total hip arthroplasty (THA)
in affected limbs and unaffected limbs of this same population. A retrospective review identified 51 patients (27 male and 24
female, 59 hips) with a mean age of 66 years (38 to 88) and with
the history of poliomyelitis who underwent THA for degenerative
arthritis between 1970 and 2012. Immigrant status, clinical outcomes,
radiographic results, implant survival, and complications were recorded.Aims
Patients and Methods
The primary aim of this study was to assess the rate of patient
satisfaction one year after total knee arthroplasty (TKA) according
to the focus of the question asked. The secondary aims were to identify
independent predictors of patient satisfaction according to the
focus of the question. A retrospective cohort of 2521 patients undergoing a primary
unilateral TKA were identified from an established regional arthroplasty
database. Patient demographics, comorbidities, Western Ontario and
McMaster Universities Osteoarthritis Index (WOMAC) and 12-Item Short-Form
Health Survey (SF-12) scores were collected preoperatively and one
year postoperatively. Patient satisfaction was assessed using four
questions, which focused on overall outcome, activity, work, and
pain. Logistic regression analysis was used to identify independent
preoperative predictors of increased stiffness when adjusting for
confounding variables.Aims
Patients and Methods
The aim of this study was to establish the diagnostic accuracy
of culture of joint aspirate with and without saline injection-reaspiration. This is a retrospective analysis of 580 hip and knee aspirations
in patients who were deemed to have a moderate to high risk of infection,
and who subsequently proceeded to revision arthroplasty over a period
of 12 years. It was carried out at a large quaternary referral centre
where preoperative aspiration is routine.Aims
Patients and Methods
The aim of this study was to describe the technique of distraction
osteogenesis followed by arthrodesis using internal fixation to
manage complex conditions of the ankle, and to present the results
of this technique. Between 2008 and 2014, distraction osteogenesis followed by arthrodesis
using internal fixation was performed in 12 patients with complex
conditions of the ankle due to trauma or infection. There were eight
men and four women: their mean age was 35 years (23 to 51) at the
time of surgery. Bone healing and functional recovery were evaluated
according to the criteria described by Paley. Function was assessed
using the ankle-hindfoot scale of the American Orthopedic Foot and
Ankle Society (AOFAS).Aims
Patients and Methods
The reasons for failure of a hemirthroplasty (HA) when used to
treat a proximal humeral fracture include displaced or necrotic
tuberosities, insufficient metaphyseal bone-stock, and rotator cuff
tears. Reverse total shoulder arthroplasty (rTSA) is often the only
remaining form of treatment in these patients. The aim of this study
was to evaluate the clinical outcome after conversions from a failed
HA to rTSA. A total of 35 patients, in whom a HA, as treatment for a fracture
of the proximal humerus, had failed, underwent conversion to a rTSA.
A total of 28 were available for follow-up at a mean of 61 months
(37 to 91), having been initially reviewed at a mean of 20 months
(12 to 36) postoperatively. Having a convertible design, the humeral
stem could be preserved in nine patients. The stem was removed in
the other 19 patients and a conventional rTSA was implanted. At
final follow-up, patients were assessed using the American Shoulder
and Elbow Surgeons (ASES) score, the Constant Score, and plain radiographs.Aims
Material and Methods
The primary aim of this retrospective study was to identify the
incidence of heterotopic ossification (HO) following elective and
trauma elbow arthroplasty. The secondary aim was to determine clinical
outcomes with respect to the formation of heterotopic ossification. A total of 55 total elbow arthroplasties (TEAs) (52 patients)
performed between June 2007 and December 2015 were eligible for
inclusion in the study (29 TEAs for primary elective arthroplasty
and 26 TEAs for trauma). At review, 15 patients (17 total elbow
arthroplasties) had died from unrelated causes. There were 14 men
and 38 women with a mean age of 70 years (42 to 90). The median
clinical follow-up was 3.6 years (1.2 to 6) and the median radiological follow-up
was 3.1 years (0.5 to 7.5).Aim
Patients and Methods
The aim of this study was to compare the outcomes of surgery
using growing rods in patients with severe A review of a multicentre EOS database identified 107 children
with severe EOS (major curve ≥ 90°) treated with growing rods before
the age of ten years with a minimum follow-up of two years and three
or more lengthening procedures. From the same database, 107 matched
controls with moderate EOS were identified.Aims
Patients and Methods
A high rate of suicide has been reported in patients who sustain
fractures, but the association remains uncertain in the context
of other factors. The aim of this study was to examine the association
between fractures and the risk of suicide in this contextual setting. We performed a case-control study of patients aged 40 years or
older who died by suicide between 2000 and 2011. We included patients’
demographics, physical and mental health problems, and socioeconomic
factors. We performed conditional logistic regression to evaluate
the associations between fractures and the risk of suicide.Aims
Patients and Methods
The aim of this study was to evaluate near-infrared spectroscopy
(NIRS) as a continuous, non-invasive monitor for acute compartment
syndrome (ACS). NIRS sensors were placed on 86 patients with, and 23 without
(controls), severe leg injury. NIRS values were recorded for up
to 48 hours. Longitudinal data were analyzed using summary and graphical
methods, bivariate comparisons, and multivariable multilevel modelling.Aims
Patients and Methods
The sacrum is frequently invaded by a pelvic tumour. The aim
of this study was to review our experience of treating this group
of patients and to identify the feasibility of a new surgical classification
in the management of these tumours. We reviewed 141 patients who, between 2005 and 2014, had undergone
surgical excision of a pelvic tumour with invasion of the sacrum. In a new classification, pelvisacral (Ps) I, II, and III resections
refer to a sagittal osteotomy through the ipsilateral wing of the
sacrum, through the sacral midline, or lateral to the contralateral
sacral foramina, respectively. A Ps a resection describes a pelvic
osteotomy through the ilium and a Ps b resection describes a concurrent
resection of the acetabulum with osteotomies performed through the
pubis and ischium or the pubic symphysis. Within each type, surgical
approaches were standardized to guide resection of the tumour.Aims
Patients and Methods
The aim of this prospective cohort study was to evaluate the
effectiveness of the neonatal hip instability screening programme. The study involved a four-year observational assessment of a
neonatal hip screening programme. All newborns were examined using
the Barlow or Ortolani manoeuvre within 72 hours of birth; those
with positive findings were referred to a ‘one-stop’ screening clinic
for clinical and sonographic assessment of the hip. The results
were compared with previous published studies from this unit.Aims
Patients and Methods
The aim of this study was to investigate the changes in femoral
trochlear morphology following surgical correction of recurrent
patellar dislocation associated with trochlear dysplasia in children. A total of 23 patients with a mean age of 9.6 years (7 to 11)
were included All had bilateral recurrent patellar dislocation associated
with femoral trochlear dysplasia. The knee with traumatic dislocation
at the time of presentation or that had dislocated most frequently
was treated with medial patellar retinacular plasty (Group S). The
contralateral knee served as a control and was treated conservatively
(Group C). All patients were treated between October 2008 and August
2013. The mean follow-up was 48.7 months (43 to 56). Axial CT scans
were undertaken in all patients to assess the trochlear morphological
characteristics on a particular axial image which was established
at the point with the greatest epicondylar width based on measurements
preoperatively and at the final follow-up.Aims
Patients and Methods
Open reduction is required following failed conservative treatment
of developmental dysplasia of the hip (DDH). The Ludloff medial
approach is commonly used, but poor results have been reported,
with rates of the development of avascular necrosis (AVN) varying
between 8% and 54%. This retrospective cohort study evaluates the
long-term radiographic and clinical outcome of dislocated hips treated
using this approach. Children with a dislocated hip, younger than one year of age
at the time of surgery, who were treated using a medial approach
were eligible for the study. Radiographs were evaluated for the
degree of dislocation and the presence of an ossific nucleus preoperatively,
and for the degree of AVN and residual dysplasia at one and five
years and at a mean of 12.7 years (4.6 to 20.8) postoperatively.
Radiographic outcome was assessed using the Severin classification,
after five years of age. Further surgical procedures were recorded.
Functional outcome was assessed using the Pediatric Outcomes Data
Collection Instrument (PODCI) or the Hip Disability and Osteoarthritis
Outcome Score (HOOS), depending on the patient’s age.Aims
Patients and Methods