多发性骨软骨瘤与遗传有关,1985年10月我院外科收治1例,经家系调查,在一家3代10人中有6人罹患本病,现报告如下。先证者,男性,18岁。患者于2年前发现双膝部皮下多处结节硬块,无明显不适。近3个月来右膝外侧皮下结节增大,但无发热疼痛。体检:营养中等, Multiple osteochondromas are related to heredity. In October 1985, 1 case was surgically treated in our hospital. After family survey, 6 out of 3 people in 3 generations had this disease. The report is as follows. The proband, male, 18 years old. Two years ago, the patient found multiple nodules in the lower part of his knee and no obvious discomfort. In the past 3 months, the subcutaneous nodules on the lateral side of the right knee increased, but there was no fever. Physical examination: moderate nutrition