Publications by authors named "Samargandi R"

Purpose: The purpose of this study was to determine the clinical value of diagnostic tests for the long head of the biceps tendon (LHBT) injuries in the setting of a Patte stage 1 supraspinatus tendon rupture.

Methods: This was a prospective cohort multicenter study of 361 patients aged 30 to 80 years with Patte stage 1 distal supraspinatus tendon rupture. The LHBT was assessed clinically by palpation of the bicipital groove, the speed test, the Yergason test and the Kibler test.

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Objective: Management of osteoarticular infections (OAI) represents a major public health challenge. To deal with this, the French Ministry of Health created the (CRIOAC) in 2008. CRIOAC functions as a national network of reference centers for OAI, with the aim of coordinating, providing expertise, offering training, and conducting research at the regional level.

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There is no consensus in the literature regarding the optimal treatment for complex proximal humerus fractures (PHFs). The aim of this study is to evaluate the clinical, functional, and radiological outcomes, and complications, associated with the Bilboquet implant in the treatment of PHFs. The search was conducted from the first description of the Bilboquet device in 1994 to June 2024, across PubMed, Web of Science, and Google Scholar, using specific keywords such as ("Bilboquet" OR "Bilboquet prosthesis" OR "Bilboquet device") AND ("proximal humerus fracture" OR "shoulder fracture"), along with Boolean operators.

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Introduction: This study evaluates the performance of ChatGPT, particularly its versions 4 and 4o, in answering questions from the French orthopedic and trauma surgery exam (Diplôme d'Études Spécialisées, DES), compared to the results of French orthopedic surgery residents. Previous research has examined ChatGPT's capabilities across various medical specialties and exams, with mixed results, especially in the interpretation of complex radiological images.

Hypothesis: ChatGPT version 4o was capable of achieving a score equal to or higher (not lower) than that of residents for the DES exam.

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Article Synopsis
  • A study in France aimed to investigate whether anesthesiology professionals consume significantly more coffee compared to other fields, surveying 690 participants through paper and web-based methods.
  • Results showed that average daily caffeine consumption was higher during operating room duties (308 mg) than on-call duties (359 mg), with a significant increase linked to working in anesthesiology.
  • Despite high coffee consumption, 74% of respondents enjoyed coffee for pleasure, 71% felt no improved focus from it, and only 5% showed dependence symptoms, indicating that while coffee consumption is common, it remains within safe limits overall.
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The method of reconstruction of the anterior cruciate ligament (ACL) using the tibia-dependent femoral tunnel technique is highly criticized. It would not allow anatomical placement of the graft and would therefore lead to a high rate of retear. This retrospective study aimed to evaluate the rate of retear in ACL reconstructions using the transtibial tunnel (TT) technique and assess functional outcomes.

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Background Diagnosing anterior cruciate ligament rupture is challenging, particularly due to the subjective nature of clinical laxity assessments. Objective evaluation methods are necessary for consistency and publication in clinical research. This study aims to assess the reproducibility of the GNRB® knee arthrometer (GeNouRoB, Laval, France) across different examiners and to examine the associated learning curve for a junior examiner.

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  • Superficial leiomyosarcoma is a rare soft tissue tumor from smooth muscle cells, making up about 2-3% of superficial sarcomas, with a slight age preference for patients around 50-60 years.
  • This study analyzed 26 cases of leiomyosarcoma to understand their clinicopathological features and treatment outcomes, identifying more cases in the cutaneous subtype compared to the subcutaneous subtype.
  • Results showed that even with clear surgical margins, patients had a notable risk of recurrence and metastasis, particularly to the lungs, bones, and liver, highlighting the need for long-term monitoring.*
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Introduction: For over 10 years, the RM Pressfit cup™ has been used in our department. This is a one-piece, elastic, cementless implant designed with standard polyethylene (PE), covered with a thin coating of titanium particles. To date, there is no French study evaluating this cup after more than 10 years.

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Introduction: (is a gram-negative bacillus found in pigs and transmitted orally. It can contaminate a joint prosthesis following bacteremia. It is a potentially fatal and extremely rare infection, with fewer than 10 cases reported in the literature.

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Introduction: A popliteal cyst, or Baker's cyst, is often associated with joint diseases such as osteoarthritis and rheumatoid arthritis (RA). It is rare for these cysts to develop following total knee arthroplasty (TKA), but understanding when and why they might can optimize patient care. Presented here is a unique case of a massive, chronically recurring infected popliteal cyst in a patient with RA and prior TKA, shedding light on an unusual complication worth attention in the orthopedic literature.

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  • - The modified Lapidus arthrodesis is an effective surgical technique for treating moderate to severe hallux valgus deformities, focusing on first tarsometatarsal joint hypermobility and enabling immediate weight-bearing post-surgery.
  • - A study involving 66 patients found a 98.75% success rate for bone union after the procedure, with some minor complications such as one non-union case and two wound issues.
  • - Significant improvements in foot alignment were noted, with reductions in hallux valgus angle and intermetatarsal angle, indicating that this surgical method, when performed with a plantar plate and compression screw, is both reliable and beneficial for patients.
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Introduction: Granuloma formation following total hip arthroplasty (THA) can occur regardless of the bearing surface. In very rare cases, extensive granulomas mimicking tumors may develop which are known as pseudotumors. The aim of this study is to report on these rare yet complex situations to stimulate reflection in diagnostic and therapeutic approaches.

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In recent years, preoperative planning has undergone significant advancements, with a dual focus: improving the accuracy of implant placement and enhancing the prediction of functional outcomes. These breakthroughs have been made possible through the development of advanced processing methods for 3D preoperative images. These methods not only offer novel visualization techniques but can also be seamlessly integrated into computer-aided design models.

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  • This study investigates the prevalence of overuse injuries among gym-goers in Saudi Arabia, highlighting that while physical activity improves health, it can also result in injuries that affect exercise and work capacity.* -
  • A survey of 1012 participants showed that most injuries affected the shoulder, knee, and lower back, with bodybuilding and running being the most common activities linked to injuries.* -
  • Findings revealed that longer workout sessions (over 2 hours) lead to a higher prevalence of certain injuries, while shorter sessions (less than 1 hour) were associated with muscle cramps and spasms.*
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  • * Despite its advantages, GSA is not widely used because it requires highly skilled surgeons and has challenges with prosthetic fitting.
  • * The article reviews GSA's benefits, candidate selection, modifications, and compares it with traditional amputation methods, focusing on evidence from the past century.
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Chondroblastoma metastasis, though rare, represents a clinically significant and notably important aspect of bone tumors. Understanding its epidemiological characteristics, pathological features, and treatment modalities, despite its infrequency, is imperative for comprehensive patient management. This review aims to elucidate the epidemiology, molecular mechanisms, diagnostic challenges, and therapeutic strategies associated with chondroblastoma metastasis.

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Introduction: Aneurysmal bone cysts (ABCs) are aggressive and benign tumors that primarily affect children and adolescents. The standard course of treatment for ABCs involves surgical excision or curettage with a bone transplant or cement to repair the deficiency. Denosumab, a monoclonal antibody that inhibits receptor activator of nuclear kappa B ligand, is used to treat osteoporosis, skeletal metastasis, and giant cell tumors of the bones.

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This study introduces a novel and simple minimally invasive technique for treating benign osteolytic bone lesions. The standard treatment involves lesion removal and cavity filling with various materials. Minimally invasive approaches, including arthroscopy and CT-guided injection, have been described, but they pose challenges such as X-ray exposure and expansiveness.

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Background: Reverse shoulder arthroplasty (RSA) offers promising functional outcomes for young patients, yet challenges persist in restoring internal rotation (IR). This study aimed to assess the restoration of IR after RSA in patients younger than 60 years of age and analyze the factors affecting IR recovery.

Methods: A retrospective multicenter study was conducted, examining the functional outcome of patients who underwent RSA, with a minimum follow-up period of 2 years.

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Chondroblastoma is a rare benign cartilaginous tumor that accounts for approximately 1% of bone tumors, but it can be associated with lung metastasis in extremely rare cases, leading to a poor prognosis and death. Herein, we report the case of a 19-year-old male patient who presented with an aggressive chondroblastoma of the proximal humerus and bilateral lung metastasis. The patient was treated with wide local resection, partial metastasectomy, and denosumab.

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  • This study investigates the mechanical properties of the meniscus-capsular junction (MCJ) of the medial meniscus, an area that has not been extensively researched despite its importance.
  • Using seven cadaveric knees, researchers conducted tensile failure tests to gather data on various mechanical metrics such as maximum load at failure and stiffness.
  • Results showed that the MCJ has mechanical properties similar to knee ligaments, suggesting it plays a significant role in knee stability and could have important implications for diagnosing and treating knee injuries.
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Objective: This retrospective analysis aimed to assess the effectiveness of Split Tibialis Anterior Tendon Transfer (Split TATT) in treating residual idiopathic congenital talipes equinovarus (CTEV) deformities.

Methods: 15 patients (20 feet) with CTEV, with a mean age of 6.4 ± 3.

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Angiosarcomas are rare and highly malignant soft tissue sarcomas originating from endothelial cells lining the lymphatic or vascular system. While they predominantly emerge from (sub)cutaneous regions, occurrences have been reported throughout the body. The etiology of angiosarcoma remains elusive in most clinical cases.

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An osteoblastoma is a benign bone tumor characterized by osteoblast proliferation that is more commonly diagnosed in young men during adolescence and youth. The condition mainly occurs in the posterior regions of the spine and sacrum, but in rare cases, the patella as well. We present a case of patellar osteoblastoma successfully managed through intralesional curettage and grafting, highlighting the need for comprehensive imaging and pathological studies to ensure an accurate diagnosis.

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