拉萨市2004～2005年肿瘤发病情况

[目的]探讨拉萨市肿瘤发病的流行特征。[方法]分析2004～2005年拉萨市肿瘤登记地区病例的地区、部位和年龄分布情况。[结果]2004～2005年期间，拉萨市肿瘤登记地区共报告355例新发肿瘤病例，性别比例为1：1．86；藏族占94．4％。城市病例中，男性常见的部位是胃、肝和肺。女性是乳腺、胃、肝和宫颈；农村病例男性常见的部位是肝、胃和食管，女性是胃、肝、食管和宫颈。15岁以上病例中，城市45—59岁组和60岁以上组的比例较高。分别为56．7％和30．3％。农村60岁以上组和30—44岁组的比例较高，分别为38．7％和31．5％。[结论]拉萨市肿瘤病例分析结果提示，制订拉萨市肿瘤防治计划时，城市与农村的目标、内容和重点应有所不同。

Cancer Incidence from 2004 to 2005 in Lasa City

[Purpose] To study the epidemiologieal characteristics of cancer ineidence in Lasa city. [Methods] Distribution of cancer cases in 2004-2005 collected in Lasa Cancer Registry were analyzed according to area, site or age. [Results] There were 355 new cancer cases in the areas covered by Lasa Cancer Registry in 2004-2005. The ratio of male to female was 1：1.86 and 94.4% of the cases was Tibetan Nationality. Among the urban cases, the common sites of the cancer were stomach, liver and lung in male; and breast, stomach, liver and cervix in female. While among the rural cases, the common sites of cancer were liver, stomach and esophagus in male; and stomach, liver, esophagus and cervix in female. In cases above 15 years old, the ratio of cases 45-59 years o~d or above 65 years old was high in urban area, with 56.7% and 30.3% respectively; the ratio of cases above 60 years old or 30-44 years old was high in rural area, with 38.7% and 31.5% respectively. [Conclusions] The distribution of cancer in Lasa suggests that the plans on cancer prevention and control should set different priorities for the urban and rural in Lasa city.