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Related to omental artery: gastroepiploic artery
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Matsumoto (2011) reported angiographic embolization of the left gastroduodenal artery in a patient with a similar presentation of spontaneous bleeding from an omental artery. This successful acute treatment was then followed 10 days later by a partial omentectomy, due to a suspicion for neoplasia.
True aneurysm rupture of omental artery leading to hemoperitoneum and shock in a CAPD patient.
To our knowledge, this is the first description of a successful embolization of an omental artery (omental branch) in the setting of acute bleeding attributable to SAM.
An abdominal CT showed a moderate sized haemoperitoneum, particularly in the upper abdomen, left anterior perihepatic space, and surrounding a significantly enlarged segment of an omental artery in the left upper abdomen.