Segmental arterial mediolysis after fenestrated endovascular abdominal aortic aneurysm repair-A rare complication.

J Vasc Surg Cases Innov Tech

Department of Vascular, Endovascular and Transplant Surgery, Christchurch Hospital, Christchurch, New Zealand.

Published: June 2024

AI Article Synopsis

  • Segmental arterial mediolysis (SAM) is a rare condition that affects mesenteric blood vessels and is characterized by the absence of inflammation or plaque buildup.
  • A case study involves a 67-year-old woman who experienced severe abdominal pain shortly after an elective aortic procedure, leading to the discovery of new aneurysms in her mesenteric vessels.
  • Despite efforts to treat the largest aneurysm through endovascular embolization, a postmortem examination ultimately confirmed that she had SAM.

Article Abstract

Segmental arterial mediolysis (SAM) is a rare, noninflammatory, nonatherosclerotic condition that occurs commonly in mesenteric vessels. There are no known predisposing risk factors to the development of SAM. We present a case of a 67-year-old woman who presented with abdominal pain 2 days following discharge after an elective endovascular abdominal aortic intervention. Repeat imaging 2 days after readmission showed the presence of multiple new aneurysms involving the mesenteric vasculature. She underwent attempted endovascular embolization of the largest aneurysm. The postmortem and histopathologic examinations confirmed the diagnosis of SAM.

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Source
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC10999811PMC
http://dx.doi.org/10.1016/j.jvscit.2024.101470DOI Listing

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