Results The tumors showed nodes protruding from the peritoneum surface in the abdomen.Microscopically, the neoplasm was composed of smooth muscle cells which arranged in facular pattern.

• 结果肿瘤在腹腔内呈多发性结节状生长并突出于腹膜表面，显微镜下观察肿瘤的瘤细胞呈束，相互垂直交错排列，除其发生部位和生长方式不同外，其他组织学改变类似于普通平滑肌瘤。