Publications by authors named "Masse' A"

This article aims to present a comprehensive technical note detailing our preferred treatment approach for tibial tuberosity avulsion fractures in the adult and elderly populations, particularly in scenarios characterized by low tissue quality and limited bone stock. Existing literature on this fracture type is scarce, with many described techniques relying on optimal bone quality for effective screw fixation of the tibial tuberosity. Various methods for tibial tuberosity avulsion fixation include K-wires, cannulated screws, staples, tension bands, suture anchors, and in select cases, direct transosseous sutures.

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Purpose: Posterior pelvic ring lesions are a common finding in patients with pelvic trauma, representing a challenging condition for trauma surgeons. Surgical options are different and there is not yet evidence about the best option. Aim of the study are: (i) to compare Lumbopelvic fixation (LPF) and ilio-sacral screw fixation (ISS) regarding clinical and radiological outcome in unstable posterior pelvic ring injuries, both as whole population and single similar fracture types according to Tile classification (C1vsC1, C2vsC2, C3vsC3); (ii) to analyze clinical outcomes and complications in lumbopelvic fixation group, comparing open and closed reduction technique.

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  • Posterior wall acetabular fractures are complex injuries often resulting from high-energy trauma, and they present significant surgical challenges, particularly when the fractures are comminuted and difficult to fix.
  • This study evaluated the effectiveness of using autologous bone grafts for reconstructing these challenging fractures, analyzing clinical and radiological outcomes from a systematic review of 71 patients.
  • Results showed that 78.9% of patients achieved good to excellent clinical outcomes, with 66% rated as excellent radiologically, suggesting that this method can be a viable option for young patients, potentially delaying the need for total hip arthroplasty.
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: Pigmented villonodular synovitis (PVNS) is a benign proliferation of synovial tissue that can cause joint damage. The hip, although less commonly affected than the knee, presents a challenging diagnosis and treatment, with magnetic resonance imaging (MRI) as the gold standard for detection. Surgical excision, arthroscopic or open, is the main treatment approach, but there is no consensus on the best strategy for the hip.

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This technical note aims to provide a detailed description of our arthroscopic technique for suture fixation of posterior cruciate ligament (PCL) tibial avulsion fractures. Various surgical approaches have been described, including both open and arthroscopic techniques. The arthroscopic approach can be less disruptive and more accurate in visualizing anatomic landmarks.

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  • This study investigates the occurrence of heterotopic ossification (HO) in male patients under 70 years who underwent total hip arthroplasty (THA), comparing those who received a prophylactic treatment to those who did not.
  • The prophylactic treatment consisted of taking 50 mg of Indomethacin twice daily for three weeks, with HO severity classified using the Brooker grading system.
  • Results showed that while the overall HO rates were similar in both groups, severe HO was significantly lower in the prophylactic group (7.7%) compared to the non-prophylactic group (22.4%), suggesting that such a protocol should be considered for at-risk patients.
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Introduction: The total number of total knee arthroplasty performed is rising, and the number of revisions is rising accordingly. Periprosthetic joint infection emerged in recent years as a leading cause of total knee revisions. Bone loss is a real challenge when facing septic knee revisions since radical debridement is crucial to overcome infection.

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  • Domestic dogs and wild canids like coyotes and red foxes are hosts for a parasitic nematode causing heartworm disease, making understanding environmental infection risks important for domestic dogs.
  • Researchers in Québec, Canada, estimated the prevalence of the parasite in coyotes and red foxes, finding infection clusters and using logistic regression to analyze risk factors over time.
  • The study found a significant infection prevalence in coyotes, particularly in southwestern Québec, correlating infection rates with temperature-related predictors, which is crucial information for veterinarians creating prevention strategies for domestic dogs.
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Femur fractures are a significant worldwide public health concern that affects patients as well as their families because of their high frequency, morbidity, and mortality. When employing computer-aided diagnostic (CAD) technologies, promising results have been shown in the efficiency and accuracy of fracture classification, particularly with the growing use of Deep Learning (DL) approaches. Nevertheless, the complexity is further increased by the need to collect enough input data to train these algorithms and the challenge of interpreting the findings.

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  • Complex elbow dislocations are a common upper-body injury, requiring surgical intervention in many cases, and this study focused on the outcomes of 44 patients who underwent surgery from 2018 to 2020.
  • A retrospective analysis revealed that while most patients followed postoperative care, 11% needed further surgeries, and age may play a role, with younger patients showing slightly better functional results.
  • The study highlights the necessity of thorough pre-operative assessments to enhance the chances of favorable surgical outcomes, despite limitations in the research design.
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Purpose: The aim of this cross-sectional study was to compare survival, clinical and radiographic results of total knee arthroplasty (TKA) with vitamin E-stabilized polyethylene (VEPE) or conventional polyethylene (CPE) at a minimum of 7-year follow-up.

Methods: Patients who underwent primary TKA between 2011 and 2015, receiving the same cemented rotating platform knee design with VEPE or CPE tibial inserts, were identified. Patients were contacted for clinical and radiographic follow-up.

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This article aims to provide a new surgical technique for rotational instability in the setting of anterior cruciate ligament rupture. Two main groups of surgical procedures can be identified in the treatment of anterolateral knee instability: lateral extra-articular tenodesis and anterolateral ligament reconstruction. Although the importance of anterior cruciate ligament reconstruction in anterolateral complex injuries is well known, the superiority of lateral extra-articular tenodesis over anterolateral ligament reconstruction or vice versa has not yet been shown.

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This study introduces an innovative surgical approach for total knee arthroplasty (TKA) that combines kinematic alignment (KA) principles with real-time elongation of the knee ligaments through the range of motion, using augmented reality (AR). The novelty of the surgical technique lies in the possibility of enhancing the decision-making process to perform the cut on the tibia as for the KA caliper technique developed by Dr. Stephen Howell.

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  • Following the detection of a novel highly pathogenic avian influenza virus (HPAIV) H5N1 in Newfoundland in late 2021, Canada ramped up surveillance efforts of wild birds to track the spread of the virus nationwide.* -
  • During the first year of surveillance (November 2021-November 2022), over 6,000 sick and dead birds were tested, revealing that 27.4% were positive for HPAIV across various species and regions, particularly in the Atlantic and Central Flyways.* -
  • The findings highlighted the need for ongoing monitoring and collaboration, as wild birds serve as both victims and reservoirs of the virus, with a notable prevalence of Eurasian-origin strains identified throughout
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  • * A study analyzed fecal samples from 423 coyotes and 284 red foxes in Québec, finding a prevalence of Echinococcus spp. and specifically Echinococcus multilocularis in high-risk areas, with rates of 22.7% and 20.5% respectively.
  • * The study identified two high-risk areas for infection and concluded that specific factors such as species or location of capture did not significantly influence the infection status of these wild canids.
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  • Hip replacement surgery effectively relieves pain and enhances mobility, but some patients may experience post-surgery groin pain due to iliopsoas impingement (IPI), which can be hard to diagnose.
  • This study evaluates the success rates, revision rates, and complications of arthroscopic and endoscopic surgery for treating IPI, providing insights into their effectiveness and risks.
  • The research found that both surgical techniques lead to positive outcomes for patients, with arthroscopic methods yielding slightly better results, but both methods carry mild risks like pain and infection.
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Introduction: Quadrilateral plate (QLP) is a relatively thin bony structure located below the pelvic brim proximal to the hip joint, so management of its fractures is challenging.

Objectives: Evaluation of the functional and radiological outcomes of internal fixation of quadrilateral plate acetabular fractures; comparison of two methods of fracture fixation.

Patients And Methods: A prospective multicentric study including 30 patients who underwent open reduction and internal fixation of QLP fractures through modified Stoppa approach.

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  • - Tibial plateau fractures (TPFs) often come with hidden injuries to ligaments or menisci, which can lead to misdiagnosis; early recognition through MRI can improve surgical treatment outcomes for these injuries.
  • - A study involving 57 TPF patients from 2022 examined the effectiveness of MRI in identifying associated soft tissue injuries (STIs), focusing on various ligaments and meniscal injuries.
  • - Results showed MRI significantly detected injuries to the lateral meniscus, ACL, PCL, and MCL, leading to additional surgeries; however, other injuries like medial meniscus and lateral collateral ligament injuries were less impactful.
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The aim of this study is to provide a radiologic description of periacetabular vascularization. A computed tomography angiography was used to analyze the vascularization patterns of the periacetabular region, describing for the first time "in vivo" the periacetabular branches of the superior and inferior gluteal artery, obturator artery, and of the medial circumflex femoral artery. The analysis revealed the possibility of visualizing clearly all the previously described vessels of the aforementioned arteries.

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Total hip arthroplasty (THA) has revolutionized patients' lives with hip osteoarthritis. However, the increasing prevalence of THA in individuals with prior lumbar arthrodesis (LA) poses unique challenges. This review delves into the biomechanical alterations, complications, and surgical strategies specific to this patient subset, highlighting the need for tailored preoperative assessments and planning.

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Purpose: Total hip arthroplasty is among the most successful procedures in orthopaedic surgery. As the total number of total hip arthroplasties is constantly rising and it is expected to further increase, efforts oriented to optimise surgical pathways are investigated, aiming to reduce complications and diminish costs. The wound suturing phase is one of the steps that may be addressed.

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  • Snapping hip syndrome (SHS) affects up to 10% of people, with external snapping hip syndrome (ESHS) being the most common form, often caused by sports or anatomical factors; treatment options include physiotherapy and surgery if conservative approaches fail.
  • A systematic review assessed 9 studies involving 403 patients who underwent endoscopic procedures like iliotibial band release and gluteus maximus tenotomy, showing significant improvements in symptoms and low complication rates.
  • Endoscopic surgery proves effective for ESH, helping patients return to pre-injury activities, but further research is needed to evaluate long-term benefits and cost-effectiveness of these treatments.
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  • GTPS is a chronic condition often linked to abductor tendinopathy, previously thought to be caused by bursitis, and requires careful diagnosis and management.
  • A systematic review evaluated surgical outcomes for GTPS, revealing success rates between 70.6% and 100%, with mild complications and low recurrence, though the retrospective nature of the studies limits conclusions.
  • Endoscopic surgery shows promise for treating refractory GTPS, suggesting good symptom relief and functional benefits, but more rigorous research is necessary to validate these findings.
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Background: This video article describes the technique for arthroscopic reduction and fixation of Pipkin type-I fractures.

Description: Surgery is performed with the patient in a supine position, with free lower limbs, on a radiolucent table. Arthroscopic superior and anterolateral portals are made similarly to the portals created to evaluate the peripheral compartment during an outside-in (ballooning) technique.

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This study presents a comprehensive surgical technique for performing a 'pie-crust' release of the medial collateral ligament (MCL) to enhance visualization of the medial compartment during arthroscopic knee procedures. The primary objective of this research is to improve the precision of diagnosis and treatment for injuries specifically affecting the posterior horn and posterior root of the medial meniscus. Arthroscopic knee procedures have become increasingly common in orthopedic surgery, offering the advantage of minimally invasive techniques for treating a wide range of knee conditions.

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