与恶性肿瘤发生的有关因素中,遗传因素日渐受到重视。关于高癌家族方面,国内外均有零散报道。但在国内文献中尚未见有胸腺瘤为主的家族性多发病例。今将作者所遇一个家庭的病例报道如下。例1,女,11岁,山东诸城人,汉族,因阵发性干咳、憋气一个月、脸肿7天于1962年2月1日入青岛医学院附属医院,住院号99120。既往无传染病及外伤史。体检见发育、营养尚佳,肝、脾均 Genetic factors are increasingly valued in relation to the occurrence of malignancy. Regarding the high cancer family, there are scattered reports at home and abroad. However, in the domestic literature, there are no cases of familial multiple thymomas. The case report of a family that the author met today is as follows. Example 1, female, 11 years old, Zhucheng, Shandong, Han nationality, due to paroxysmal dry cough, hernia for one month, face swelling for 7 days on February 1, 1962 into the Affiliated Hospital of Qingdao Medical College, hospital number 99120. No previous epidemic and history of trauma. Physical examination shows that the development, nutrition is still good, liver and spleen are