
Este artigo trata das doenças emergentes e re-emergentes apresentando seu conceito, as principais ocorrências nos últimos 25 anos, e os determinantes dessas ocorrências. Trata também da epidemiologia descritiva e sua utilização na investigação desses problemas de saúde apontando a importância de sua recuperação pelos epidemiologistas. Finalmente, são mencionados os desafios que as doenças emergentes colocam para a prática em saúde coletiva e também para o desenvolvimento metodológico da epidemiologia descritiva.The definition of emergent and re-emergent diseases, patterns of ocurrence during the last 25 years, and the determinants of this occurrence are presented. The importance of descriptive epidemiology and its use in the investigation of these health problems, especially in view of epidemiologists' tendency to give less attention to it, finally, is emphasized the challenges that the emergent diseases pose for public health practice and for the methodological development of descriptive epidemiology are also set out. These challenges are considered in three fields: biosecurity, surveillance systems and descriptive epidemiology techniques.
Epidemiology descriptive, Epidemiologia descritiva, Disease, Doença, Public aspects of medicine, RA1-1270
Epidemiology descriptive, Epidemiologia descritiva, Disease, Doença, Public aspects of medicine, RA1-1270
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