Cases distribution of leptospirosis in City of Manaus, State of Amazonas, Brazil, 2000-2010

• Published in: Revista da Sociedade Brasileira de Medicina Tropical Vol. 45; no. 6; pp. 713 - 716
• Main Author: Jesus, Michele Silva de
• Format: Journal Article
• Language: English
• Published: 01-11-2012
• Subjects: Leptospira
• ISSN: 0037-8682; 1678-9849
• DOI: 10.1590/S0037-8682201200060001

INTRODUCTION: Leptospirosis is an infectious disease caused by microorganisms of the genus Leptospira that affects several species of animals, including the human beings. The study described the confirmed cases of leptospirosis in Manaus, from 2000 to 2010. METHODS: A descriptive study based on secondary data analysis of Secretaria Municipal de Saude (SEMSA), Sistema de Informacao de Agravos de Notificacao SINAN and Sistema de Informacao sobre Mortalidade (SIM) analyzing the variables: age group, gender, clinical aspects and geographic area and lethality. RESULTS: Were reported 665 cases of leptospirosis, 339 were confirmed and 35 (10.3%) died. The largest number of cases occurred in May (16.8%), March (13.3%) and April (11.4%), a period of intense rainfall. The city areas with the greatest occurrence of the disease were South (26.6%), West (23.5%) and East (19.7%), areas of the greatest precariousness socio-environment. The largest number of cases, including deaths, occurred in the age group from 14 to 44.9 years (74%), being that 291 (85.8%) were male and 48 (14.1%) females. The most frequent symptoms were fever, myalgia, headache and jaundice. In relation to the social conditions were identified low education, poor housing, absence of sanitation and low income. CONCLUSIONS: In Manaus, despite the implementation of the Social and Environmental Program of Igarapes of Manaus (PROSAMIM), there are still areas that need a proper urbanization and improvements in socio-environmental conditions, reducing the level of exposure of the human beings that living in these locations.