原发性大网膜平滑肌肉瘤罕见,我院在1978年收治1例,现报道如下: 患者,女性,45岁,于1978年3月15日因右下腹剧痛入院。一年多来经常有下腹隐痛,与月经无关。睡眠常取左侧卧位。1977年3月31日在某医院钡灌肠检查,无异常发现;妇科检查发现左侧附件有葡萄大小肿块,数月后复查时该肿块已如胡桃大 Primary omental leiomyosarcoma rare, our hospital was admitted to a case in 1978, are reported as follows: patients, women, 45 years old, on March 15, 1978 due to right lower quadrant pain hospitalization. Over the past year often abdominal pain, has nothing to do with menstruation. Sleep often take the left lateral position. March 31, 1977 in a hospital barium enema examination, no abnormalities found; gynecological examination found that the left side of the annex has grapes mass, after a few months to review the mass has been as large walnut