- Surgical treatment of carpal scaphoid non-union: a systematic review.on July 7, 2025
Scaphoid non-union is a challenging orthopaedic condition, frequently resulting from missed or untreated fractures of the scaphoid bone. Delayed diagnosis or inadequate treatment can lead to long-term complications, such as osteoarthritis and carpal collapse. Various surgical techniques are […]
- Cannulated screws with and without tension band wiring versus tension banding wiring alone for fixation of patella fractures: a systematic review and meta-analysis.on July 7, 2025
To evaluate and compare clinical outcomes, complication rates and time to union in patients with patella fractures treated with cannulated screws (CS), cannulated screws with a tension band wire construct (CSTBW) and tension banding wiring alone (TBW)./r/nA systematic search was conducted for […]
- Time to Treatment Versus Health Care Utilization in Compression Fractures Treated With Vertebral Augmentation: The Vertebral Augmentation Care Pathways Case Series.on July 7, 2025
There is little data on the economics of the timing of percutaneous vertebral augmentation (PVA) for vertebral compression fractures (VCFs)./r/nThe purpose of this case series is to compare health care utilization (HCU) costs vs the time to treatment (TTT) of the VCF. The BenchMarket Medical VCF […]
- Dynamic stabilization in adolescent idiopathic scoliosis with a 5-year follow-up: a case report.on July 7, 2025
Although instrumented fusion is the most widely accepted surgical treatment for adolescent idiopathic scoliosis, it leads to permanent spinal motion loss and an increased risk of adjacent segment degeneration. Consequently, there is great interest in finding nonfusion methods to correct scoliosis […]
- Customized 3D-Printed Resurfacing Arthroplasty for the Treatment of Severely Malunited Distal Humerus Associated With Posttraumatic Elbow Stiffness: A Case Report and Review of the Literature.on July 7, 2025
Posttraumatic elbow stiffness together with severe bony deformity of the distal humerus poses a great challenge for elbow surgery specialists. For young and high-demand patients suffering from grievous bony deformity but with no/mild joint degeneration, total elbow arthroplasty is not a suitable […]
- Selecting the Substantially Touched Vertebra as the Lowest Instrumented Vertebra in Spinal Surgeries for B3GALT6 -Related Disorders: Clinical Experience and Literature Review.on July 7, 2025
B3GALT6 -related disorders are characterized by severe early-onset spinal deformities requiring surgical corrections but are associated with increased risks of perioperative complications. This study reports the clinical experience and outcomes of selecting the substantially touched vertebra (STV) […]
- Long bone asymmetry and hemihypertrophy as a skeletal marker of child abuse.on July 7, 2025
Diaphyseal overgrowth is a well-documented complication of long bone fracture in orthopedic studies, but it is not a condition commonly mentioned in the forensic literature as a possible indicator of child abuse. Here we present an occurrence of humeral hypertrophy associated with a physeal […]
- Brown tumors of both jaws as the initial manifestation of a case of parathyroid carcinoma: a case with a 2-year follow-up.on July 7, 2025
Brown tumors are non-neoplastic giant cell lesions resulting from imbalanced bone metabolism associated with hyperparathyroidism. Although these tumors are infrequently found in the jaw bones, their presence can mimic other bony lesions, making differential diagnosis essential for effective […]
- Dual- vs. Single-Antibiotic Loaded Cement for Hip Hemiarthroplasty: A Systematic Review and Meta-Analysis.on July 7, 2025
Antibiotic-loaded cement (ALC) is often used to reduce the risk of surgical site infections (SSIs) in hip hemiarthroplasty; however, controversy exists regarding the use of dual antibiotic-loaded cement (DALC) and single antibiotic-loaded cement (SALC)./r/nThis systematic review and meta-analysis […]
- Do Meta-Analyses of Total Hip Arthroplasty Produce Reliable Results? A Systematic Review and Meta-Epidemiological Study of Statistical Methods.on July 7, 2025
Total hip arthroplasty (THA) is a highly successful orthopedic procedure, with numerous meta-analyses published to optimize its outcomes. However, the reliability of their results and conclusions depends heavily on the use of appropriate statistical methods. Therefore, the aim was to test the […]
- Postoperative Tethering of a Transligamentous Thenar Motor Branch: A Cause of New-Onset Motor Deficit following Carpal Tunnel Release.on July 7, 2025
A 56-year-old woman underwent carpal tunnel release, which was complicated by postoperative tethering and local compression of her transligamentous thenar motor branch (TMB) by the radial leaflet of the transverse carpal ligament (TCL). This resulted in postoperative thenar dysfunction and motor […]
- Treatment of a 3-Level Achilles Tendon Injury in an Elite Ballet Dancer with Perioperative Ultrasound: A Case Report.on July 7, 2025
We present the case of a 28-year-old female professional ballet dancer with a complex 3-level Achilles tendon injury where preoperative ultrasound was used to guide incision placement. With limited incisions, the patient underwent successful 3-level repair and has returned to dancing./r/nThis was a […]
- ACL Reconstruction in Patient with ACL Agenesis and Prior Transtibial Amputation: A Case Report.on July 7, 2025
A 38-year-old male patient with congenital absence of the anterior cruciate ligament (ACL) and fibular hemimelia status post-transtibial amputation presented with knee instability and pain after sustaining a noncontact injury. After diagnosis of a lateral meniscal root tear and confirmed absence of […]
- Acromial Cupping with Lodged Bioinductive Collagen Implant Following Rotator Cuff Repair: A Case Report.on July 7, 2025
We report a 39-year-old man with a supraspinatus retear treated with a Regeneten implant. Six months postoperatively, magnetic resonance imaging (MRI) revealed a foreign body lodged at the inferior acromion margin, causing acromial cupping, remodeling, and fibrosis. At the 12-month follow-up, the […]
- Acute Hamstring Injury in a Middle-Aged Recreational Athlete During Independenceball: A Case Report.on July 7, 2025
Injuries during sports and other athletic activities will vary depending on the physical action and physiology of the individual. Specifically, middle-aged individuals, commonly defined as 40-65-years-old, are at a transition period physically. Activities that were previously low risk can be a new […]
- Coincidence of Congenital Pseudarthrosis of the Tibia and Hemihypertrophy in a Patient With Neurofibromatosis Type 1.on July 7, 2025
Neurofibromatosis type 1 (NF-1) leads to cutaneous, neurological, and musculoskeletal manifestations. Congenital pseudarthrosis of the tibia treatment is considered aggressive in achieving bone union. Most of those patients get a short limb at the end of treatment because of pathological bone […]
- Late Complication From Dislodgement of the Expert Tibial Nailing System Internal Locking Sleeve: A Case Report.on July 7, 2025
We report on a patient who underwent intramedullary nailing with the Expert Tibial Nailing System. Unappreciated intraoperative dislodgement of the distal internal polymer at the end of the nail occurred. This resulted in entrapment into the original fracture site and contributed to late infection. […]
- Isolation of Multiple Positive Cultures at Resection Arthroplastyon July 1, 2025
Isolation of Multiple Positive Cultures at Resection Arthroplasty
- 85. Effects of Depression and Anxiety on Outcomes after Hip Arthroscopyon July 1, 2025
85. Effects of Depression and Anxiety on Outcomes after Hip Arthroscopy
- The incidence and influencing factors of postoperative acute kidney injury in elderly patients with hip fractures: A meta-analyses.on June 30, 2025
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 […]
- Risk Factors for Failure of Hip Arthroscopy in Patients With Borderline Dysplasia Include a Tönnis Angle ≥15°, Age ≥40 to 42 Years, Female Sex, Anterior Wall Index <0.35, Labral Debridement, and Preexisting Hip Osteoarthritis: A Systematic Review.on June 30, 2025
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 […]
- Over 89% of Patients Return to Work After Undergoing Arthroscopic or Open Latarjet Procedure for Anterior Shoulder Instability: A Systematic Review.on June 30, 2025
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 […]
- Ill-defined Return-to-Sport Criteria and Inconsistent Unsuccessful Return Rates Caused by Various Reasons Not Necessarily Related to Treatment After Superior Labral Treatments: A Systematic Review.on June 30, 2025
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 […]
- Global and regional prevalence of osteoporosis in kidney transplant recipients: a systematic review and meta-analysis.on June 30, 2025
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, […]
- Monostotic fibrous dysplasia of calcaneus.on June 30, 2025
This report presents a case of fibrous dysplasia (FD) of the calcaneus in a patient in her 20s who initially experienced swelling followed by pain in her heel during weight-bearing activities. She visited multiple local clinics, leading to ineffective treatments.Upon presentation to a tertiary care […]
- A Rare Case of Third Metatarsal Pseudoepiphyses in a Pediatric Patient.on June 30, 2025
We report the case of a 10-year-old boy presenting for evaluation of bilateral arch pain and flatfoot deformity. Foot radiographs revealed a mushroom-shaped cleft traversing the proximal end of the third metatarsals, consistent with a pseudoepiphysis. There is literature suggesting that this is a […]
- Diagnostic accuracy of history taking, physical examination, and auxiliary examination for thumb osteoarthritis: a systematic review.on June 30, 2025
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 […]
- A comparison of cancellous screws in a sliding compression configuration and angle-stable sliding compression implants for internal fixation of femoral neck fractures in the non-elderly predominantly below 65 years: a systematic review and meta-analysis.on June 23, 2025
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 […]
- Image-guided cryoablation for palliation of painful bone metastases: a systematic review and meta-analysis.on June 23, 2025
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 […]
- Time reduction with a mini power saw blade in first carpometacarpal Ensemble arthroplasty: a case report.on June 23, 2025
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 […]
- Ten-year Follow-up of Implant Treatment after Bilateral Lateral Approach to Sinus Elevation with Autologous Bone: A Case Report.on June 23, 2025
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: A report of 3 cases depicting a diagnostic challenge requiring serious attention.on June 23, 2025
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 […]
- Primary lymphoma of bone in the femur complicated by a fracture and listeria osteomyelitis.on June 17, 2025
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 […]
- AO Trauma NA Fireside—Module 3: Complex Elbow Fracture Dislocations Firesideon June 11, 2025
AO Trauma NA Fireside—Module 3: Complex Elbow Fracture Dislocations Fireside
- Effectiveness and analgesic effect of local infiltration analgesia and femoral nerve block after anterior cruciate ligament reconstruction: a systematic review and meta-analysis.on June 10, 2025
Anterior cruciate ligament reconstruction (ACLR) is frequently associated with moderate to severe postoperative pain, necessitating effective analgesic strategies to enhance patient comfort and facilitate recovery. Identifying effective pain management methods after ACLR is crucial. This study aims […]
- Robotic-Assisted Total Hip Arthroplasty Provides Greater Implant Placement Accuracy and Lower Complication Rates, but Not Superior Clinical Results Compared to the Conventional Manual Approach: A Systematic Review and Meta-Analysis.on June 10, 2025
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 […]
- Effects of total temporomandibular joint replacement with alloplastic prosthesis - a systematic review.on May 26, 2025
This paper studies the treatment effect of total joint replacement (TJR) of the temporomandibular joint (TMJ) with alloplastic joint prosthesis regarding function, symptoms and health-related quality of life compared to other surgical and non-surgical treatments in patients with TMJ […]
- Rediscovering denosumab: From osteoporosis medication to a possible treatment for breast canceron May 16, 2025
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 Fractureson May 14, 2025
AO Trauma Hand NA Webinar—Complex Distal Radius Fractures
- Denosumab found to increase cardiovascular risk in dialysis-dependent patientson January 7, 2025
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 […]
- Proprio Raises $43M Series B Funding to Fuel Commercializationon July 28, 2023
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 […]
- EpiBone to Start Clinical Trials for Knee Cartilage Grown in Labon July 26, 2023
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 […]
- Open reduction and internal fixation of depressed intra-articular calcaneal fractures through a miniopen approachon December 23, 2022
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 […]
- A look back at myAO in 2022on December 22, 2022
December 2022 The post A look back at myAO in 2022 appeared first on myAO.
- myAO Christmas Clinical Case Competitionon November 15, 2022
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 […]
- Outcomes of all arthroscopic versus open rotator cuff repairon September 23, 2022
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 […]
- Call for applications: AO Trauma Asia Pacific Research Grants 2022on April 1, 2022
Apply for the AO Trauma Asia Pacific Research Grants 2022 before June 30, 2022
- Call for applications for AO Trauma Latin America Regional Chairpersonon February 23, 2022
Call for applications for AO Trauma Latin America Regional Chairperson
- The West Africa Trauma Education Programon February 7, 2022
The West Africa Trauma Education Program
- About the AO Allianceon November 26, 2020
About the AO Alliance