我科放射治疗于1964—1986年共收治恶性淋巴瘤患者245例,占同期恶性肿瘤收治数的4.5％,居第六位。资料及分析性别、年龄:男性189例,女性56例,男女之比3.37:1。最小年龄2.5岁,最大年龄75岁,50岁以下者212例,占86.5％,各年龄组分布见表1。就诊时主要受侵部位:245例恶性淋巴瘤中,以颈部、腋下淋巴结就诊者例数最多,其次是腹股沟等淋巴结肿大,总数128例,占本组病例数的52.2％。病变发生在纵隔淋巴者40例,占16.3％,其中多数 Our department received 245 cases of malignant lymphoma in 1964-1986, accounting for 4.5% of the number of malignant tumors in the same period, ranking sixth. Data and analysis of gender and age: 189 males and 56 females, male to female ratio 3.37:1. The minimum age is 2.5 years old, and the maximum age is 75 years old. Among those under 50 years of age, 212 are in 86 cases, accounting for 86.5%. Table 1 shows the distribution of age groups. At the time of treatment, the most affected sites were: 245 cases of malignant lymphomas, with the largest number of patients attending the neck and axillary lymph nodes, followed by lymph nodes such as the groin, totaling 128 cases, accounting for 52.2% of the number of cases in this group. The lesions occurred in 40 patients with mediastinal lymphadenopathy, accounting for 16.3% of them, most of them