我院从1975年1月至1982年12月,经手术和病理检查证实为原发性纵隔肿瘤及囊肿共60例,现分析讨论如下: 一、一般资料:本组60例中,男性36例,女性24例。发病年龄自5岁至53岁,其中5岁～20岁9例,21岁～50岁44例,50岁以上7例。属良性肿瘤48例,恶性肿瘤12例。肿瘤及囊肿的类别及性质见表1。 In our hospital from January 1975 to December 1982, 60 cases of primary mediastinal tumors and cysts were confirmed by surgery and pathological examination. The analysis and discussion are as follows: I. General information: In this group of 60 cases, 36 cases were males. There are 24 females. The age of onset ranged from 5 to 53 years old, including 9 patients aged 5 to 20 years, 44 patients aged 21 to 50 years, and 7 patients over 50 years old. There are 48 benign tumors and 12 malignant tumors. The types and properties of tumors and cysts are shown in Table 1.