A Case of the Leiomyosarcoma that Intussuscepted into the Duodenum and Omitted Naturally

Shigeyuki Yoshiyama, Yuji Toiyama, Toshimitsu Araki, Kazuo Matsumoto^*, Kouichi Shima^*, Chikao Miki and Masato Kusunoki

The Second Department of Surgery Mie University, Department of Surgery Shingu Medical Center^*

Ball valve syndrome is defined as a clinical manifestation in which a gastric tumor intussuscepts into the duodenum and obstructs the pylorus. We report a case of ball valve syndrome in which leiomyosarcoma arising from the upper part of the stomach intussuscepted into the duodenum. A 65-year-old man reporting vomiting. Developed massive anal bleeding with hypovolemic shock after being hospitalized. Endoscopy and radiography showed that leiomyosarcoma of the stomach intussuscepted into the duodenum. Necessitating partial stomach resection. Histologically, the excised specimen was diagnosed as leiomyosarcoma. The postoperative course was uneventful and he has shown no sign of recurrence in the 2 years since surgery.

Key words
leiomyosarcoma of the stomach, intussusception, ball valve syndrome

Reprint requests
Shigeyuki Yoshiyama The Second Department of Surgery Mie University School of Medicine 2-174 Edobashi, Tsu, 514-8507 JAPAN

Accepted
September 25, 2002

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