西藏拉萨市肿瘤登记资料初步分析

Preliminary Analysis on the Data from Cancer Registry in Lasa City,Tibet

[目的]探讨西藏拉萨市恶性肿瘤的分布特征。[方法]对拉萨市肿瘤登记处收集的恶性肿瘤病例资料进行整理和统计分析。[结果]2001～2005年,拉萨市8家医疗单位共报告了西藏自治区新发生的恶性肿瘤病例1097例(男性723例,女性374例),主要包括消化器官肿瘤(64.7%)、呼吸和胸腔内器官肿瘤(6.8%)、女性生殖器官肿瘤(6.7%)和女性乳房肿瘤(5.9%)。在拉萨市肿瘤登记地区2005年的病例中,经组织病理学诊断的比例为87.7%,影像或生化检测的比例为5.0%,不详者6.7%。男性常见的恶性肿瘤是肝癌、胃癌和肺癌,合计占男性病例74.4%;女性为肝癌、乳腺癌、胃癌、宫颈癌、食管癌和卵巢癌,合计占女性病例78.8%。与30年前相比,目前拉萨市男性肝癌、肺癌和女性乳腺癌、宫颈癌、卵巢癌的比例有上升的趋势。[结论]随着人口增长与社会发展,拉萨市恶性肿瘤病例的分布也发生变化。今后应加强西藏地区肿瘤防治基础建设,继续深入开展肿瘤登记和及时掌握癌症发病情况,积极进行重点肿瘤的防治研究。

[Purpose] To study the distribution of cancer in residents in Lasa city, Tibet. [Methods] The data from Lasa Cancer Registry was analyzed. [Results] From 2001 to 2005, one thousand and ninety seven new eases （723 males and 374 females） in residents in Tibet were reported from 8 hospitals in Lasa. These malignant eases were mainly from digestive tract （64.7%）, respiratory tract （6.8%）, female productive organ （6.7%）, and female breast （5.9%）. In 2005, the proportion of the diagnostic evidence was 87.3% by histopathology, 5.0% by imaging or chemical exams, and 6.7% unknown. The most common cancers were liver, stomach and lung cancers, accounting for 74.4% in male; and liver, breast, stomach, cervical, esophageal, ovarian cancers, accounting for 78.8% in female. Cancers from liver and lung in male, and from breast, cervix and ovary in female, showed increasing tendency compared to 30 years ago. [Conclusion] As increasing of the population and the development of society, the distribution of cancers has also changed in Lasa. Further efforts should be strengthened in the basic framework, including cancer registration and studies on the prevention and control measurement for the main cancers in Tibet.