麻风病基本消灭阶段新发现病例分析

目的 探讨麻风病基本消灭后的流行病学特征，以指导麻风病防治。方法 采用回顾性调查的方法对广东省湛江市基本消灭麻风病后的1997-2004年新发现病例进行分析。结果 全市新发现病例186例，年均发现率为0．274／10万，以门诊等被动发现为主。少年儿童发病占新发现病人数的6．99％，未见明显下降。发病年龄显著增高，传染源不明者增多以及多菌型病人所占比例逐年升高是主要的流行特点。病期缩短，Ⅱ级畸残率下降。结论 麻风病高流行区已达到基本消灭麻风病后，应根据其流行病学特征采取相应的防治对策，以确保达标后的防治成果。

Analysis of newly occurred leprosy cases during the stage of basic elimination of the disease

Objective To discuss epidemiological features of leprosy after basic elimination and provide guidance for controlling the disease. Methods Retrospective analysis was carried out and the new cases detected in 1997 - 2004 in Zhanjiang City were analyzed. Results There were one hundred and eighty - six new leprosy eases were discovered with and annual discovery rate of 0. 274 per 100 000 population. The infection rate in children was still as high as 6,99 %. The age of the cases was getting higher and characterized by the increase of unknown sources of infection and the annually increasing proportion of multiple bacterial strains. Pas- sive detection was the main way of discovery, Coneluslon Appropriated control strategy be adopted for control of leprosy in places where leprosy has been basically eliminated.