指浅屈肌肌腹异常少见,我科遇到一例,报告如下。患者女,42岁。发现左前臂包块30余年,左肩关节酸痛一年于86年12月20日入院。30年前无意中发现左前臂有一包块,无任何不适,不影响手的活动。包块可随手指活动而移动。30余年来未见明显增大。近一年来左肩关节酸痛,怀疑与前臂包块有关,要求手术治疗。 Refers to the unusual muscle flexor muscle abdomen is rare, our department encountered a case, the report is as follows. Female patient, 42 years old. Found that the left forearm mass more than 30 years, left shoulder pain one year in December 20, 86 admission. 30 years ago inadvertently found a piece of the left forearm, without any discomfort, does not affect the hand activities. Mass can move with the fingers activities. No significant increase in more than 30 years. Shoulder joint pain in the past year, suspected with the forearm mass, requiring surgery.