近年来 ,淋巴瘤的发病率逐渐升高。据美国一统计资料 ,1935～ 1939年非霍奇金淋巴瘤发病率为 3 .5 /10万人 ,1990～ 1994年则达 2 0 /10万人。泌尿和男性生殖系统的淋巴瘤虽属罕见 ,但也相应增多。我所 196 2～ 1998年共收治泌尿和男性生殖系统淋巴瘤 11例 ,其中 8例是 1990年? In recent years, the incidence of lymphoma has gradually increased. According to a statistical data from the United States, the incidence of non-Hodgkin’s lymphoma in 1935 to 1939 was 3.5% per 100,000 people, and from 1990 to 1994 it was 20% per 100,000. Although urogenital and male reproductive lymphomas are rare, they also increase accordingly. In 1961 to 1998, 11 cases of urinary and male reproductive lymphoma were treated, of which 8 cases were in 1990.