Publications by authors named "Camuzard O"

Vascularized composite allografts (VCA) encompass the face, upper limb, trachea, penis, abdominal wall, and, more recently, uterus transplants. They offer unique reconstructive possibilities to overcome the limitations of traditional reconstructive techniques. Unlike solid organ transplants (heart, liver, kidney, lung, etc.

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Targeted muscle reinnervation (TMR) was originally developed to enhance prosthetic control in amputees. However, it has also serendipitously demonstrated benefits in reducing phantom pain and neuromas. As a result, it has emerged as a secondary treatment for chronic neuromas in amputees and holds promise for managing neuropathic pain in non-amputee patients, particularly those with neuromas.

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Basocellular carcinomas are characterized by their non-deep spread neoplastic nature. Although treatment typically proceeds without complication, excision in critical facial regions can lead to aesthetically undesirable defects. Furthermore, elderly patients often express aesthetic concerns, particularly regarding the thinning of the upper lip over time.

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Introduction: Complete hand degloving injuries are traumatic avulsion injuries causing the skin to pull away from the underlying tissues and are most often caused by industrial machinery. We present the case of a degloving trauma of the whole fingers, hand, and wrist resulting in a "watch hand" by analogy with the "ring finger" and discuss alternatives and recommendations from the rare cases described of similar traumas.

Case Presentation: A 33-year-old manual worker, a non-smoker with no significant medical or surgical comorbidities, was admitted for a complete skin avulsion of the left hand and wrist following a work-related accident with a trommel-type industrial roller.

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We report on using a pedicled posterior brachial perforator flap to cover a defect of the infraspinous fossa. The first description of the posterior brachial flap came from Masquelet in 1985, and there are very few reports of this flap in the literature, mainly in its pedicled form limited to axillary covers. Scapular soft tissue defect with bone exposure can be covered by several techniques.

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Purpose: To provide a detailed examination of the arterial blood supply to the middle third of the nasal skin through cadaveric dissections, identifying the primary arterial sources and their precise locations.

Methods: Cadaveric dissections were performed on 14 hemifaces from fresh specimens. The main feeding arteries and their branches were carefully dissected under magnification.

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Purpose: To explore the future of former anatomy tutors, their perception of the impact that the anatomy near-peer teaching (NPT) program have had on them, in terms of academic performance, professional development, personal growth, long-term anatomical knowledge, and views on body donor ethics. Additionally, we compared their academic performance with non-tutor peers in terms of ranking at the National Qualifying Examination (NQE).

Methods: A voluntary survey was emailed to all anatomy tutors from 2005 to 2024, using an online Google Forms questionnaire including closed and open-ended questions across four themes.

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Scaphoid proximal pole destruction remains a surgical challenge owing to its high propensity for nonunion and osteonecrosis. The hemi-hamate graft has shown promising results in addressing this issue. However, long-term results of non-vascularized composite grafts remain uncertain.

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Introduction: Despite the progress in microsurgery in recent decades, neurovascular bundle defects during ring finger injuries still pose challenges for the surgeon. Usually, a reversed venous graft and a non-vascularized nerve graft are utilized to reconstruct this defect. One of the most common challenges encountered when using a venous graft is the caliber mismatch between the graft and the digital arterial ends.

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Tracheoesophageal fistulas (TOF) following esophagectomy for esophageal cancer are rare but potentially fatal. There is no consensus on treatment between stenting and surgical repair, although the latter is associated with better distant survival. In surgical repair, the interposition of a flap improves healing by providing well-vascularized tissue and reinforcing the repair zone.

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Background: Osteoporosis (OP) is a pathology characterized by bone fragility affecting 30% of postmenopausal women, mainly due to estrogen deprivation and increased oxidative stress. An autophagy involvement is suspected in OP pathogenesis but a definitive proof in humans remains to be obtained.

Methods: Postmenopausal women hospitalized for femoral neck fracture (OP group) or total hip replacement (Control group) were enrolled using very strict exclusion criteria.

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The treatment of postburn hypopigmentation was primarily surgical before the advent of new technologies. Medical devices and therapies are emerging to manage scar sequelae that can be disfiguring and associated with severe psychosocial impact. These innovations have been poorly investigated for hypopigmentation, but they represent a real hope.

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Solid organ and vascularized composite allograft transplantation are pivotal in enhancing both life expectancy and quality of life. However, the significant risk of donor tissue rejection requires lifelong immunosuppressive therapy. Tacrolimus, a common component of immunosuppressive regimens, offers effectiveness in preventing organ rejection but poses challenges due to its narrow therapeutic window and toxicity, making it essential to carefully monitor its concentration.

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Hook-nail deformity is frequently seen after a fingertip amputation, whether or not flap reconstruction has been done. It is more frequent if the bony support is missing. The deformity results in esthetic and functional impairment which can lead to complete finger amputation.

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Article Synopsis
  • Sequelae from digital trauma can lead to pain, scarring, and other complications, making treatment necessary.
  • This study evaluated the effectiveness of autologous fat graft injections in adult patients with digital trauma, looking at various outcomes such as pain and quality of life.
  • Results showed some benefits for scarring and reintegration of affected fingers, but limited impact on neuropathic pain, with average satisfaction and pain scores indicating moderate outcomes.
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Objectives: This study assessed return to work and prosthesis survival after trapeziometacarpal prosthesis surgery.

Material And Methods: A multicenter retrospective study was carried out on patients operated on between 2002 and 2020. All working patients who had undergone trapeziometacarpal prosthesis surgery were included.

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Article Synopsis
  • Glomus tumors are rare benign growths linked to neurological symptoms; this case highlights a unique instance of axillary nerve compression due to a glomus tumor at the scapular neck.
  • A 47-year-old male mistakenly underwent biceps tenodesis; imaging revealed a 12 mm tumor, later confirmed as a glomus tumor after surgical removal, which alleviated his symptoms post-operation.
  • The case emphasizes the importance of thorough evaluation in unexplained axillary pain to prevent misdiagnosis and ensure accurate treatment.
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Background:  Long nerve grafting often results in unsatisfactory functional outcomes. In this study we aim to investigate the effect of swimming exercise on nerve regeneration and functional outcomes after long nerve grafting.

Methods:  A reversed long nerve graft was interposed between C6 and the musculocutaneous nerve in 40 rats.

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Background: Radiocarpal fractures and dislocations are rarely described in the literature. However, the consequences at the functional level are severe, with the loss of almost half of the articular amplitude. The most widespread classification is that of Dumontier, which divides the injury into two categories according to the presence or absence of a fracture.

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Arterialized tissues provide longevity and coverage of critically exposed tissue, and in pliable areas of the body, thin flaps are needed. Arterialized venous flaps provide all the aforementioned qualities, yet unpredictability in flap perfusion requires further investigation in experimental studies. Existing animal models are thicker in nature and rarely mimic commonly used venous flaps in clinical practice.

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Introduction: Percutaneous screw fixation has recently gained popularity as an alternative to conservative treatment to avoid prolonged immobilization. The placement of a screw in the central axis of the scaphoid has been shown to be biomechanically superior to its eccentricity. Still, it poses difficulties in performing percutaneous screw fixation via both palmar and dorsal approaches.

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