Rupture of Mycotic Aneurysm of the Greater Omentum in a Patient with Polycytemia Vera

Hideaki Yoshida, Hiroshi Edasawa, Kuniaki Yanou, Tuyoshi Kamada, Masahiko Shibata¹⁾, Takashi Yoshiki¹⁾, Tetsuo Itoh²⁾ and Hiroyuki Katoh³⁾

Department of Surgery, Hakodate Red Cross Hospital ¹⁾First Department of Pathology, Hokkaido University
²⁾Hokkaido Histopathological center ³⁾Second Department of Surgery, Hokkaido University

A 63-year old woman was admitted with severe abdominal pain of 9 hours duration. Past medical history included a polycytemia vera for two years. Laboratory measurements were as follows: white blood cell 47.6×10³/mm³, red blood cell 600×10⁴/mm³, hematocrit 44.0%, hemoglobin 14.2g/dl, platelet 100∼10⁴/mm³. Abdominal X-ray CT scan showed a high density ascites. Intraoperatively, 2,000 ml of intraabdominal haemorrhage and a massive hematoma in the free margin of the omentum were noted. Histological examination of the resected omentum revealed a ruptured mycotic aneurysm.

Key words
ruputure of omental artery aneurysm, intraabdominal haemorrhage, polycytemia vera

Reprint requests
Hideaki Yoshida Second Department of Surgery, Hokkaido University School of Medicine N-14, W-5 Kita-ku, Sapporo, 060-8648 JAPAN

Accepted
October 26, 1999

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