Background: Inferior vena cava (IVC) leiomyosarcomas are rare and aggressive tumors. Complete cure depends on achieving R0 resection, which often requires circumferential resection and reconstruction. Synthetic grafts have traditionally been used when venous continuity must be restored. However, the use of cadaveric IVC grafts for reconstruction has not been widely reported.
Case Summary: Herein, we present the case of a 64-year-old woman diagnosed with an intrahepatic IVC leiomyosarcoma with local invasion. The patient responded favorably to chemotherapy and subsequently underwent an right hepatectomy, retrohepatic IVC resection, and reconstruction with an interpositional cadaveric IVC graft. Serial imaging follow-ups until 2 years after the operation showed persistent patency of the graft and no graft-related complications.
Conclusion: Cadaveric IVC grafts are an alternative to synthetic grafts for reconstruction, with acceptable outcomes. Larger, long-term studies are necessary to validate these findings.
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http://dx.doi.org/10.4240/wjgs.v17.i2.101775 | DOI Listing |
World J Gastrointest Surg
February 2025
Department of Hepatobiliary and Transplant Surgery, King Fahad Specialist Hospital, Dammam 32253, Eastern Province, Saudi Arabia.
Background: Inferior vena cava (IVC) leiomyosarcomas are rare and aggressive tumors. Complete cure depends on achieving R0 resection, which often requires circumferential resection and reconstruction. Synthetic grafts have traditionally been used when venous continuity must be restored.
View Article and Find Full Text PDFAnimals (Basel)
January 2025
Southern Counties Veterinary Specialists, Forest Corner Farm, Ringwood, Hampshire BH24 3JW, UK.
This prospective, experimental, randomised, assessor-blinded cadaveric study was undertaken to describe the sono-anatomical features of the radial, ulnar, median and musculocutaneous (RUMM) nerves in rabbits and to develop and evaluate an ultrasound (US)-guided proximal RUMM block technique comparing a medial versus a lateral approach. A total of 13 adult rabbit cadavers were used. In Phase I of the study, four cadavers were used for anatomical dissection and to design and test a lateral and medial single injection point US-guided proximal RUMM block technique, while in Phase II, the medial and lateral approaches were randomly performed on nine cadavers administering 0.
View Article and Find Full Text PDFAnn Surg Oncol
April 2025
Sarcoma Service, Department of Surgery, Fondazione IRCCS Istituto Nazionale dei Tumori, Milan, Italy.
Background: Leiomyosarcoma (LMS) is a rare malignancy arising from the smooth muscle, which affects the inferior vena cava (IVC) in 30-40% of cases; the cure relies on complete surgical resection, demanding meticulous oncological and vascular planning. The efficacy of preoperative chemotherapy is currently under investigation. Restoration of vessel continuity and blood flow must be tailored to each individual case.
View Article and Find Full Text PDFAnimals (Basel)
March 2024
Department of Morphology, Faculty of Veterinary Medicine, University of Las Palmas de Gran Canaria, Trasmontaña, Arucas, 35413 Las Palmas, Spain.
Birds play a crucial role in ecosystems, engaging in key functions such as pollination, pest control, and seed dispersal. The anatomical understanding of these species is essential to addressing emerging challenges, including climate change and habitat loss, which directly impact their survival. Detailed knowledge of avian anatomy is fundamental for research across various disciplines, ranging from ornithology to veterinary medicine.
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