The aim of this study was to evaluate if intraoperative vascular ultrasonography is of clinical value in the perioperative management of hepatic transplant patients. Fifteen intraoperative ultrasonographic examinations were performed on 13 patients (five female, eight male) during transplantation. These patients had clinically suspected vascular compromise. Among the 13 patients studied intraoperatively, five were correctly diagnosed as having hemodynamically significant vascular compromise. Of the intraoperative vascular sonographic examinations, the results of 13 were in concordance with the surgical impression as to whether further intervention was necessary or if the procedure could be terminated. Intraoperative sonography demonstrates potential to be of aid to the surgeon in recognition of vascular compromise.
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http://dx.doi.org/10.7863/jum.1998.17.1.1 | DOI Listing |
Bioact Mater
April 2025
Department of Gastrointestinal Surgery, The First Affiliated Hospital, Wenzhou Medical University, Wenzhou, 325035, China.
Long-term exposure to ultraviolet radiation compromises skin structural integrity and results in disruption of normal physiological functions. Stem cells have gained attention in anti-photoaging, while controlling the tissue mechanical microenvironment of cell delivery sites is crucial for regulating cell fate and achieving optimal therapeutic performances. Here, we introduce a mechanically regulated human recombinant collagen (RHC) microcarrier generated through microfluidics, which is capable of modulating stem cell differentiation to treat photoaged skin.
View Article and Find Full Text PDFHand Surg Rehabil
January 2025
Unidade do Punho e Mão, Hospital Cuf Tejo, Lisboa, Portugal; Centre Hospitalier Régional Universitaire de Nîmes, Department of Orthopaedic Surgery, Nîmes, France; Orthopaedic Group Ormeau Pyrénées, Polyclinique de L'Ormeau - ELSAN, Tarbes, France.
Compression of the median nerve in the carpal tunnel is a frequent pathology with severe functional impact. An ultrasound-guided technique was developed to preserve structures, diminish scar fibrosis and enable fast return to full activity. Its advantages are safety and low additional cost.
View Article and Find Full Text PDFJ Plast Reconstr Aesthet Surg
November 2024
Yale School of Medicine, Division of Reconstructive and Plastic Surgery, New Haven, CT, USA. Electronic address:
Background: The long-term stability of allograft or native bone in facial vascularized composite allograft (fVCA) recipients is unclear. This study quantified long-term bone volume changes in facial transplants.
Methods: Computed tomography scans of eight fVCA recipients (2011-2023) were analyzed with Materialise Mimics.
Am J Dermatopathol
January 2025
Department of Dermatology, Brown University, Providence, RI.
Erythromelalgia, a rare cutaneous pain syndrome, is characterized by acral burning pain and flushing, often alleviated by cold and rest. Primary erythromelalgia is caused by gain-of-function mutations of genes encoding for sodium channels, resulting in hyperexcitability of pain signaling neurons. Autoimmunity and hematologic dyscrasias such as thrombocythemia have been implicated in secondary erythromelalgia.
View Article and Find Full Text PDFArch Plast Surg
January 2025
Department of Plastic and Reconstructive Surgery, University Clinic Skopje, North Macedonia.
Microsurgical reconstruction constitutes a fundamental part of plastic and reconstructive surgery. It demands high dexterity and intricate technical skills. Its steep learning curve benefits from thorough training throughout residency, where using realistic simulation models in the appropriate sequence of complexity progression is essential in ensuring patient safety prior to progressing to a clinical setting.
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