Duodenal leiomyosarcoma

Duodenal leiomyosarcoma is a myometrial tumor that originates from the muscularis or propria of the duodenum, or the vascular wall of the intestine. According to its histological characteristics, it is divided into leiomyoma and leiomyosarcoma ) And epithelioid leiomyoma (leiomyoblastoma), the latter of which is rare. The performance of leiomyoma and leiomyosarcoma is not significantly different, and it is difficult to distinguish the nature of leiomyoma and leiomyosarcoma.

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