This study investigated the effects of adding neuromuscular electrical stimulation (NMES) to exercise therapy on pain, knee function, quadriceps strength, and the ratio of activation of the Vastus Medialis Oblique (VMO) to Vastus Lateralis (VL) muscles in people with Patellofemoral pain (PFP)./r/nA […]

To synthesize and qualitatively assess the currently available evidence in the literature regarding the revision of posterior cruciate ligament (PCL) reconstruction. A systematic review was conducted on the basis of the preferred reporting items for systematic reviews and meta-analyses guidelines. […]

Acute kidney injury (AKI) is one of the common complications after hip fracture in the elderly, and its hospitalization rate, mortality rate and medical expenses are high, resulting in serious social and economic burden. Therefore, we aim to systematically evaluate the incidence and risk factors of […]

To systematically review the literature to determine potential risk factors for failure of hip arthroscopy (HA) in patients with borderline hip dysplasia (BHD)./r/nA systematic review was conducted according to Preferred Reporting Items for Systematic Reviews and Meta-Analyses guidelines by […]

Ultrasonography is used to diagnose carpal tunnel syndrome (CTS) according to various criteria. This diagnostic meta-analysis aimed to evaluate the efficacy of ultrasonography for diagnosing CTS, focusing on the cross-sectional area (CSA) of the median nerve (MN) at the inlet of the carpal tunnel […]

Perilunate dislocations (PLD) and fracture-dislocations (PLFD) comprise a spectrum of high-energy wrist injuries. The purpose of this review was to review operative strategies for perilunate injuries based on approach and compare outcomes./r/nA systematic review of literature on PLD and […]

To better define the rate of return to work in patients undergoing Latarjet surgery for anterior shoulder instability./r/nA systematic review was performed in accordance with the Preferred Reporting Items for Systematic Reviews and Meta-Analyses guidelines. PubMed, Cochrane Center Register of […]

To determine (1) which criteria are used to determine return to sport (RTS), (2) the number of patients who are unable to RTS after any superior labral pathophysiology treatment, and (3) which reasons are reported for not returning./r/nA systematic review was performed across 5 databases, including […]

Fastpitch softball is one of the most popular sports in the United States among young female athletes. Softball players regularly subject their shoulders to extreme range of motion and high velocity movements. To date, no systematic review has reported on the epidemiology and incidence of shoulder […]

Cerebral palsy (CP) is the most common motor disability of childhood, predominantly characterized by spasticity. A frequent complication of spastic CP is equinovarus deformity, resulting in pain, instability, and altered gait, significantly affecting ambulation. Surgical intervention, particularly […]

Kidney transplant recipients (KTRs) are at a heightened risk of low bone density and fractures. This study sought to determine the overall prevalence of osteoporosis in KTRs. Published observational studies and those with a baseline report on osteoporosis were evaluated in databases such as PubMed, […]

Sinonasal neuroendocrine carcinomas (SN-NECs) are rare malignancies, typically affecting older individuals. This case report presents a highly malignant large-cell neuroendocrine carcinoma (NEC) originating from the nasal septum in a previously healthy young adult male. The patient initially […]

N-methyl-D-aspartate (NMDA) receptor encephalitis is a rare autoimmune encephalitis characterised by high morbidity and mortality, often necessitating intensive care. We report the case of a woman in her early 20s who presented with fever, altered sensorium, dyskinesia, keratoconjunctivitis sicca […]

Calcaneal malunion, one of the late complications of calcaneal fractures, refers to residual bone malalignment often associated with pain and deformity due to inadequate conservative or inadequate/unsuccessful surgical treatment. Complications associated with calcaneal fractures can be treated […]

This case involves a 35-year-old female who underwent a custom talonavicular replacement with subtalar fusion for spontaneous osteonecrosis of the navicular and talus. Preoperatively, she had an American Orthopedic Foot and Ankle Society (AOFAS) score of 42, a talocalcaneal height of 64.6 mm, and a […]

Off-road running is a growing sport with little research investigating injury profiles of female participants. Bone stress injuries (BSIs) are a particularly detrimental injury with little known about their incidence and risk factors in female off-road runners./r/nCollate and review the available […]

To conduct a systematic review to evaluate the diagnostic accuracy of history taking, physical examination, and auxiliary examination for thumb osteoarthritis (OA)./r/nMEDLINE ALL, EMBASE, Cochrane Central Register of Controlled Trials, Web of Science Core Collection, and CINAHL were searched up to […]

In the past decade, an increasing number of younger, active patients, including athletes, sought hip resurfacing (HR) arthroplasties. Some literature has suggested that hip resurfacing may allow faster recovery, better postoperative range of motion, and reduced risk for dislocation compared to […]

BackgroundChiari II malformation occurs in one of 1000 live births and causes posterior fossa malformation. In Chiari II malformation, a lumbosacral meningomyelocele is nearly always present. Achondroplasia is the most common cause of dwarfism, occurring in one of 26,000 live births. Both Chiari II […]

 Internal fixation is the preferred treatment in the non-elderly with femoral neck fractures, regardless of fracture displacement. High complication rates are reported, in particular for displaced fractures. We aimed to compare cancellous screws with angle-stable sliding compression implants for […]

To assess the efficacy of cryoablation in controlling pain from metastatic bone lesions./r/nA systematic search of PubMed, Embase, Scopus, Cochrane library, and Web of Science was conducted from inception to April 2024, focusing on cryoablation for palliation of painful bone metastases. The […]

Refractory ulcers caused by high-flow arteriovenous malformations (AVMs) pose significant therapeutic challenges due to persistent tissue ischemia and shear stress-induced graft failure. Traditional embolization or flap reconstruction strategies often yield suboptimal outcomes, particularly in […]

Interprosthetic femoral fractures between a total hip arthroplasty and a total knee arthroplasty pose a unique problem as they most commonly occur in the fragile metaphyseal supracondylar region. There remains ongoing debate over the ideal fixation strategy for this injury pattern. The goal of this […]

Shaping the trapezium and metacarpal base during first carpometacarpal (CMC) Ensemble arthroplasty traditionally relies on manual rasping. This is time-consuming and poses the risk of iatrogenic nerve injury due to repeated rasping near the dorsal and volar branches of the dorsal radial sensory […]

We present a unique case of diffuse tenosynovial giant cell tumour (TSGCT) in the tarsal sinus of a paediatric patient. TSGCTs are uncommon in the foot and ankle with potential misdiagnosis as more common lesions such as ganglionic cysts. There have only been three cases of sinus tarsi […]

Maxillary sinus floor elevation is an option in cases where bone volume in the maxillary molar region is clearly insufficient to allow implant therapy. However, few studies have reported long-term observation of change in bone volume in the same case over a period of 10 or more years. This report […]

Giant cell-rich osteosarcoma (GCRO) is a rare variant of osteosarcoma with unusual radiological and histopathological features that make its diagnosis challenging. The most critical and unusual feature of GCRO is that it has a purely osteolytic appearance. Therefore, GCRO cases are frequently […]

Subscapularis dysfunction remains a devastating postoperative complication that negatively affects surgical outcomes following anatomic total shoulder arthroplasty (aTSA). This systematic review aims to determine the incidence of subscapularis failure following aTSA and evaluate the effectiveness […]

This case discusses the reimplantation of a comminuted osteochondral fracture of the lateral talar dome with 1 large extruded fragment in a 19-year-old man after a low-energy motor vehicle accident. The fragment transport and decontamination protocols are detailed and the patient's return to full, […]

BACKGROUND Traumatic diaphragmatic rupture (TDR) is a rare entity. Its diagnosis can be challenging due to its nonspecific clinical presentation. Therefore, diagnosis is often late or missed. This article presents 2 cases of right-sided TDR accompanied by intrathoracic herniation of the liver. CASE […]

We present a case of primary diffuse large B-cell lymphoma of bone accompanied by osteomyelitis, which was challenging to diagnose. CT revealed no distant metastases; thus, primary bone tumour and osteomyelitis were included in the differential diagnosis. A needle biopsy of an extraosseous lesion […]

Hip fractures affect over 10 million people annually worldwide and are expected to increase with an ageing population, contributing significantly to morbidity, mortality, and healthcare costs. Hemiarthroplasty, a common treatment for displaced femoral neck fractures, accounts for more than half of […]

AO Trauma NA Fireside—Module 3: Complex Elbow Fracture Dislocations Fireside

[Tc]-3,3-diphosphono-1,2-propanodicarboxylic acid bone scintigraphy was used to differentiate between posterior impingement syndrome and Haglund syndrome in a 34-y-old man with unclear right-sided ankle pain. The patient had an accessory os trigonum bilaterally, and previous x-ray, MRI, and CT were […]

Accurate component placement plays a critical role in the outcome of total hip arthroplasty (THA). Robotic-assisted THA (R-THA) has emerged as an option to optimize this aspect compared to the conventional manual THA (C-THA). The aim of this meta-analysis was to analyze the studies comparing R-THA […]

Science and society collaboration is essential for scientific progress, especially in the health and biomedical fields where basic researchers, clinicians and patients are involved, as shown by the initial results of D-BIOMARK. This clinical trial against breast cancer has analyzed the potential […]

AO Trauma Hand NA Webinar—Complex Distal Radius Fractures

Sagittal Spinal Profile in Patients with Lumbosacral Hemivertebra

Femoral Neck System vs. 3 Cannulated Screws for Femoral Neck Fracture in Patients 60 and Older

For dialysis-dependent patients treated for osteoporosis, denosumab is associated with a greater preventive effect on fractures but an increased risk for major adverse cardiovascular events (MACE) compared with oral bisphosphonates, according to a study published online Jan. 7 in the Annals of […]

First light field-enabled surgical technology company secures additional institutional capital to drive adoption of its AI-driven platform SEATTLE, July 27, 2023 /PRNewswire/ — Proprio, a Seattle-based surgical technology company, today announced that it has secured $43 million in Series B […]

JERSEY CITY, N.J., July 24, 2023 /PRNewswire/ — EpiBone has received Investigational New Drug (IND) clearance from the FDA to begin testing its lab-grown knee cartilage in humans. The treatment, known as an engineered allogenic osteochondral graft, has shown promise in pre-clinical studies and […]

Begad H M Z Abdelrazek, Mohamed R WalyThe Egyptian Orthopaedic Journal 2022 57(3):180-185Background Fractures of the calcaneus pose a great challenge both to surgeons and patients. They are considered life-changing injuries. Anatomical reduction of fragments is one of the important variables […]

December 2022 The post A look back at myAO in 2022 appeared first on myAO.

November 2022 myAO is running a Christmas Clinical Case Competition across the 5 clinical divisions! Participate and win the chance to have your clinical case featured on the AO website, myAO blog and on the Clinical Case Roundup that will be sent in January to the myAO users with interests related […]

Mohammed Rabie Abdalla Saleh, Mohamed Hussein FadelThe Egyptian Orthopaedic Journal 2022 57(2):122-133Background and aim A rotator cuff injury has a significant effect on the quality of life and overall health of patients. Surgical treatment for rotator cuff disease has been found to enhance […]

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