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  • Measurement properties of shear wave elastography for evaluating rotator cuff muscle stiffness: a systematic review.
    on June 23, 2025

    Literature assessing elasticity in rotator cuff (RC) muscles with shear wave elastography (SWE) is growing but little is known about the overall measurement properties. However, this information is crucial before implementation in research or practice. The objective of this review was first, to […]

  • Outcomes and complications of failed anatomic shoulder arthroplasty revised with reverse arthroplasty: a systematic review.
    on June 23, 2025

    Reverse shoulder arthroplasty (rTSA) is an increasingly utilized option to address complications following anatomic total shoulder arthroplasty (aTSA). This systematic review aims to identify the patient outcomes, complication rates, and re-revision rates following revision to a reverse shoulder […]

  • Plant-based diet and risk of osteoporosis: A systematic review and meta-analysis.
    on June 23, 2025

    Plant-based diet is growing in popularity throughout the world for various reasons, yet its effect on bone health, especially osteoporosis, remains controversial. This systematic review and meta-analysis aim to investigate the association between plant-based diet and risk of osteoporosis./r/nA […]

  • The Regentime stem cell procedure efficacy in asthma treatment: A case report.
    on June 23, 2025

    Asthma is a chronic respiratory condition affecting millions worldwide. It is characterized by airway inflammation leading to airflow obstruction and bronchial hyperresponsiveness. Despite optimal pharmacological treatment, some people fail to achieve full control of their symptoms and suffer from […]

  • Ultrasound-guided acupotomy release of A1 pulley in the treatment of trigger thumb: A case report.
    on June 23, 2025

    Trigger thumb, characterized by A1 pulley thickening secondary to tendon sheath stenosis, represents a common clinical entity. While multiple therapeutic options exist, ultrasound-guided acupotomy has gained significant clinical adoption in China yet remains inadequately documented in the […]

  • From birth to triumph: A rare case report of rib chondrosarcoma with unprecedented growth patterns.
    on June 23, 2025

    Primary tumors of ribs are uncommon in clinical practice. These tumors can be benign or malignant and often present unique challenges in diagnosis and treatment. For instance, rib chondrosarcoma is a rare type of chondrosarcoma that occurs in the rib cage, representing a significant clinical […]

  • 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 […]

  • ICRS-FIFA-Aspetar consensus on the management of knee cartilage injuries in football players: part 1 - appropriateness of surgery in different clinical scenarios using the RAND/UCLA appropriateness method.
    on June 23, 2025

    Knee cartilage lesions are frequent in football players, but evidence for surgical treatment is lacking. The aim of this International Cartilage Regeneration & Joint Preservation Society, Fédération Internationale de Football Association, and Aspetar (ICRS-FIFA-Aspetar) consensus was to […]

  • Ilizarov-assisted periosteal distraction for refractory arteriovenous malformation ulcers: first clinical report in Asia.
    on June 23, 2025

    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 […]

  • Retrograde nail/plate combination for interprosthetic femoral fractures: technical note and case series.
    on June 23, 2025

    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 […]

  • 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 […]

  • Rupture of the Fibro-Osseous Septum of the Second Extensor Compartment as the Cause of True Dorsal Trigger Wrist: Case Report.
    on June 23, 2025

    This article presents a case of a dorsal trigger wrist, which was brought on by a rupture of the fibro-osseous septum of the second extensor compartment. This situation is highly uncommon and has not been previously documented. The septum, which divides the extensor carpi radialis brevis and the […]

  • Individual Joint Distractions Using Ilizarov Mini-Fixator Device for Chronic Simultaneous Dislocation of the Distal and Proximal Interphalangeal Joints in the Same Finger.
    on June 23, 2025

    Simultaneous dislocation of the distal and proximal interphalangeal joints is an uncommon injury. Treating chronic cases proves challenging due to severe contractures affecting both joints and surrounding soft tissues. Here, we report an unusual chronic contracture case in a 46-year-old man who […]

  • Bilateral Periprosthetic Cysts After Ceramic-on-Polyethylene Direct Anterior Approach Total Hip Arthroplasty: A Case report.
    on June 23, 2025

    A 59-year-old man presented 18 months following bilateral total hip arthroplasty (THA) with ceramic-on-polyethylene bearings through the direct anterior approach, with progressive bilateral groin pain and swellings around his upper thighs since 2 months. He was advised surgery considering the […]

  • Diffuse type tenosynovial giant cell tumour in the sinus tarsi in a paediatric patient: a rare case report with radiological and histopathological analysis.
    on June 23, 2025

    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 […]

  • The Case of the Talus that Lived in a Shoe: Sterilization and Reimplantation of a Large Extruded Talar Osteochondral Fracture Fragment with 18-Month Follow-Up.
    on June 23, 2025

    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, […]

  • 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 […]

  • Evaluating the incidence and associated factors of subscapularis failure following anatomical total shoulder arthroplasty: a systematic review.
    on June 23, 2025

    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 […]

  • Unlocking the potential of stem cell-derived extracellular vesicles in osteoporosis therapy: a systematic review and meta-analysis of preclinical studies.
    on June 23, 2025

    In recent years, stem cell-derived extracellular vesicles (SC-EVs) have garnered widespread attention for the treatment of osteoporosis. Based on all available data, we conducted a comprehensive evaluation of the efficacy of SC-EVs in preclinical studies, aiming to provide the latest evidence to […]

  • Quantification of Auditory-Motor Coordination as a Potential Return-to-Dance Criterion After Anterior Cruciate Ligament Reconstruction: A Case Report.
    on June 17, 2025

    For dancers who undergo anterior cruciate ligament (ACL) reconstruction, it is crucial to establish criteria for safely returning to dance without risking reinjury. Given the specific demands of dance, this case study aims to quantify the ability to coordinate knee movements with sounds and to […]

  • Prosthetic rehabilitation for bilateral transfemoral amputees using microprocessor-controlled knees with a novel training program: A study of two cases.
    on June 17, 2025

    The use of microprocessor-controlled prosthetic knees facilitates safe and efficient ambulation in individuals with unilateral transfemoral amputation, contributing to their reintegration into daily life. We report rehabilitation outcomes in two individuals with bilateral transfemoral amputations […]

  • Vascularized Medial Femoral Condyle Flap for the Management of an Acute Talar Neck Fracture: A Case Report.
    on June 17, 2025

    Management of talar neck fractures can be challenging due to the high rate of nonunion or malunion, avascular necrosis, and posttraumatic arthritis, which has been attributed to the disruption of the bone's tenuous blood supply during fracture displacement. Osseous medial femoral condyle (MFC) […]

  • Open Reduction and Internal Fixation vs Primary Tibiotalocalcaneal Hindfoot Nailing for Ankle Fractures in Elderly Patients: A Systematic Review and Meta-analysis.
    on June 17, 2025

    Current literature lacks comprehensive information comparing primary tibiotalocalcaneal (TTC) hindfoot nailing and open reduction internal fixation (ORIF) in the ankle fractures in the elderly population. This systematic review and meta-analysis was conducted to evaluate and compare the clinical […]

  • 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 […]

  • Evolving Trends in Return to Sport After Surgical Treatment of Osteochondral Lesions of the Talus: A Systematic Review and Meta-analysis Up To 2024.
    on June 17, 2025

    Osteochondral lesions of the talus (OLTs) pose significant treatment challenges in athletes due to the unique characteristics of the osteochondral unit and high functional demands. This systematic review and meta-analysis, covering literature from January 1990 to April 2024, compares surgical […]

  • Your Case is On Hold: Episode 84
    on June 17, 2025

    Your Case is On Hold: Episode 84

  • The Factors That Affect Operating Room Start Time for Pediatric Femoral Shaft Fractures
    on June 16, 2025

    The Factors That Affect Operating Room Start Time for Pediatric Femoral Shaft Fractures

  • Is Your Surgical Helmet System Compromising the Sterile Field? A Systematic Review of Contamination Risks and Preventive Measures in Total Joint Arthroplasty.
    on June 10, 2025

    Surgical helmet systems remain widely used in total joint arthroplasty (TJA) despite evidence to suggest that they may increase infection risk via contamination of sterile equipment and operating room air. However, the challenging nature of conducting high-quality clinical trials to study outcomes […]

  • A systematic review of ergonomic and muscular strain in surgeons comparing robotic to laparoscopic approaches.
    on June 10, 2025

    Robotic-assisted laparoscopic surgery has become more common in recent years with multiple benefits to patients. However, it poses musculoskeletal risks to surgeons, and given their long careers, it is vital to prolong surgeons' longevity. This review aims to evaluate ergonomic impact and methods […]

  • 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 […]

  • Osteochondral lesions of the talus with small cysts may not affect the outcome of arthroscopic microfracture: A systematic review and meta-analysis.
    on June 10, 2025

    The optimal treatment of Osteochondral lesion of the talus (OLT) for subchondral bone cysts (SBCs) has not been finalized. The purpose of this systematic review and meta-analysis was to define whether OLT with small SBCs will affect the clinical outcomes of OLTs after arthroscopic […]

  • Failure and complication rates following meniscal all-inside and inside-out repairs: A systematic review and meta-analysis.
    on June 3, 2025

    This study examines failure rates, complication rates and patient-reported outcome measures (PROMs) for meniscal all-inside (AI) and inside-out (IO) repair techniques./r/nA systematic search was conducted on PubMed, Embase and Cochrane (inception to January 2024) assessing for Level I-III studies […]

  • New AI technology predicts fracture risk with super-resolution images
    on February 11, 2025

    Southwest Research Institute (SwRI) has developed new technology to enhance clinical bone imaging and decrease osteoporotic fractures in the elderly. The tool, described in a new SwRI-led study, uses artificial intelligence (AI) to create super-resolution images showing the inner structures of […]

  • Researchers reveal a novel mechanism of mechanical regulation of bone homeostasis
    on August 15, 2024

    Professor Changjun Li and his colleagues at Xiangya Hospital of Central South University have published a research paper titled "Mechanical protein polycystin-1 directly regulates osteoclastogenesis and bone resorption" in Science Bulletin.

  • Proprio Raises $43M Series B Funding to Fuel Commercialization
    on 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 Lab
    on 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 […]

  • myAO Christmas Clinical Case Competition
    on 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 […]

  • Casefolio, your secure, on-the-go clinical portfolio
    on August 29, 2022

    September 2022 Designed over the last few months with surgeons from the AO network and thanks to community feedback, myAO is very excited to announce the release of CaseFolio this September—your secure, on-the-go clinical portfolio. The post Casefolio, your secure, on-the-go clinical portfolio […]

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