Conclusion LPD is a benign proliferation of smooth muscle that occurs in the abdomen and is distinguished from well differential leiomyosarcomas.

• 结论LPD是发生于腹腔内的良性平滑肌增生性病变，可结合发生部位、生长方式、组织形态等确诊，注意与分化好的平滑肌肉瘤相鉴别。