A Case of Jejunal Artery Aneurysm Successfully Treated with Endovascular Embolization. 2023

Natsuhiko Saito, and Ryota Nakano, and Hidehiko Taguchi, and Masayo Haga, and Emiko Shimoda, and Masayoshi Inoue, and Kengo Morimoto, and Junko Takahama, and Toshihiro Tanaka
Department of Radiology, Higashiosaka City Medical Center, Japan.

Jejunal artery aneurysms are extremely rare; only 58 cases have been reported up to 2022. The high rupture rate necessitates a curative treatment. Only four cases of true jejunal artery aneurysms treated with endovascular embolization were reported. We report a case of a 75-year-old man with a true jejunal artery aneurysm who was successfully treated with endovascular embolization. The aneurysm was located in the third jejunal branch. The proximal and distal distance to the superior mesenteric artery and the first bifurcation of the third jejunal branch, respectively, were too short to perform isolation. First, we performed packing in the aneurysm, followed by secondary parent artery embolization. Finally, we achieved total occlusion of the aneurysm and its parent artery with preserved distal intestinal blood flow.

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