2008
DOI: 10.1590/s0037-86822008000600011
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Fase aguda da doença de Chagas na Amazônia brasileira: estudo de 233 casos do Pará, Amapá e Maranhão observados entre 1988 e 2005

Abstract: Foram estudados 233 casos de fase aguda da doença de Chagas, oriundos do Pará, Amapá e Maranhão, observados no período de 1988 a 2005, cento e sessenta deles retrospectivamente de 1988 a 2002 e setenta e três prospectivamente de 2003 a 2005. Entre os casos estudados 78,5% (183/233) faziam parte de surtos provavelmente por transmissão oral, acometendo em média 4 pessoas e 21,5% (50/233) eram casos isolados. Foram considerados casos agudos aqueles que apresentaram exames parasitológicos diretos (a fresco, gota e… Show more

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Cited by 162 publications
(154 citation statements)
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References 25 publications
(11 reference statements)
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“…In addition, when wild animals and vectors invaded human domiciles, man became infected by means of vector transmission or through food contamination due to the excreta of vectors or marsupials. The latter still frequently occurs in the Amazon Region, causing acute outbreaks of the disease (Pinto et al 2008). When wild triatomines adapt to areas in and around human dwellings and Chagas infection starts to be exchanged between domestic animals and humans, as is the case in the classic endemic areas for Chagas disease, the situation is classified as a zoonosis.…”
Section: Epidemiology Of Chagas Diseasementioning
confidence: 99%
See 1 more Smart Citation
“…In addition, when wild animals and vectors invaded human domiciles, man became infected by means of vector transmission or through food contamination due to the excreta of vectors or marsupials. The latter still frequently occurs in the Amazon Region, causing acute outbreaks of the disease (Pinto et al 2008). When wild triatomines adapt to areas in and around human dwellings and Chagas infection starts to be exchanged between domestic animals and humans, as is the case in the classic endemic areas for Chagas disease, the situation is classified as a zoonosis.…”
Section: Epidemiology Of Chagas Diseasementioning
confidence: 99%
“…Congenital transmission exhibits great regional variation, from 0.5-10% of cases in places like Chile, Bolivia and Paraguay. Although oral transmission is accidental, nowadays it can be considered endemic in the Amazon Region (Fraiha et al 1995, Valente et al 1999, Junqueira et al 2005, Pinto et al 2008.…”
Section: Epidemiology Of Chagas Diseasementioning
confidence: 99%
“…Mesmo considerando-se que a transmissão da doença de chagas na Região Amazônica ocorra em grande parte dos casos por via oral, é necessária a presença de um vetor infectado muito próxima do homem, para que ela aconteça 18 . A localização das residências nas proximidades dos ecótopos naturais dos triatomíneos possibilita a invasão esporádica dos domicílios por exemplares adultos, como observado neste trabalho para Rhodnius pictipes, Rhodnius robustus e Panstrongylus geniculatus.…”
Section: As Espécies Rhodnius Pictipes Rhodnius Robustus Eunclassified
“…La enfermedad de Chagas oral, por la ingestión de alimentos mezclados con triatominos o con sus heces infectadas con T. cruzi, está bien documentada en la Amazonía brasileña 9,10,11,12 . Igualmente, la literatura evidencia la supervivencia de T. cruzi en bebidas por más de 24 horas post-contaminación 13,14 , lo que significa una ventana de incubación in vitro que puede permitir la transmisión de T. cruzi por vía oral 15,16,17 .…”
Section: Introductionunclassified