Certificación serológica de la interrupción de la transmisión vectorial de la enfermedad de Chagas en Chile

Background: In 1999 an International Commission of Experts evaluated the sanitary interventions that started in 1980 to eliminate Triatoma infestans, the biological vector of Chagas disease, to certify if the conditions needed to interrupt the transmission, were achieved. Aim: To report the data use...

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Autores principales: Lorca H,Myriam, García C,Alejandro, Bahamonde M,María Inés, Fritz M,Annelise, Tassara O,Renzo
Lenguaje:Spanish / Castilian
Publicado: Sociedad Médica de Santiago 2001
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Acceso en línea:http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0034-98872001000300005
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spelling oai:scielo:S0034-988720010003000052001-05-22Certificación serológica de la interrupción de la transmisión vectorial de la enfermedad de Chagas en ChileLorca H,MyriamGarcía C,AlejandroBahamonde M,María InésFritz M,AnneliseTassara O,Renzo Chagas disease Triatoma Trypanosoma cruzi Background: In 1999 an International Commission of Experts evaluated the sanitary interventions that started in 1980 to eliminate Triatoma infestans, the biological vector of Chagas disease, to certify if the conditions needed to interrupt the transmission, were achieved. Aim: To report the data used by the International certification commission to certify the interruption of vectorial transmission of Chagas disease in Chile. Material and methods: A comparative evaluation of the prevalence of Trypanosoma cruzi antibodies in children surveyed between 1994 and 1995 and between 1995 and 1999. Results: In the first period, 5.948 children were surveyed and in the second, 5.069 children were studied. Twenty children (0.4%) were positive for Trypanosoma cruzi antibodies in the second survey. These figures were significantly lower than the 1.1% prevalence detected between 1994 and 1995. In only three of the 20 cases, the transmission through vectors was confirmed, which represents a 99.4% reduction of this way of transmission. Conclusions: Based on these findings, the Commission certified that Chile is the second country in Latin America to interrupt the vector transmission of Chagas disease. The successful public health program for Chagas disease will have a positive impact improving the quality of life of rural populations, that are most exposed to the disease. (Rev Méd Chile 2001; 129: 264-9).info:eu-repo/semantics/openAccessSociedad Médica de SantiagoRevista médica de Chile v.129 n.3 20012001-03-01text/htmlhttp://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0034-98872001000300005es10.4067/S0034-98872001000300005
institution Scielo Chile
collection Scielo Chile
language Spanish / Castilian
topic Chagas disease
Triatoma
Trypanosoma cruzi
spellingShingle Chagas disease
Triatoma
Trypanosoma cruzi
Lorca H,Myriam
García C,Alejandro
Bahamonde M,María Inés
Fritz M,Annelise
Tassara O,Renzo
Certificación serológica de la interrupción de la transmisión vectorial de la enfermedad de Chagas en Chile
description Background: In 1999 an International Commission of Experts evaluated the sanitary interventions that started in 1980 to eliminate Triatoma infestans, the biological vector of Chagas disease, to certify if the conditions needed to interrupt the transmission, were achieved. Aim: To report the data used by the International certification commission to certify the interruption of vectorial transmission of Chagas disease in Chile. Material and methods: A comparative evaluation of the prevalence of Trypanosoma cruzi antibodies in children surveyed between 1994 and 1995 and between 1995 and 1999. Results: In the first period, 5.948 children were surveyed and in the second, 5.069 children were studied. Twenty children (0.4%) were positive for Trypanosoma cruzi antibodies in the second survey. These figures were significantly lower than the 1.1% prevalence detected between 1994 and 1995. In only three of the 20 cases, the transmission through vectors was confirmed, which represents a 99.4% reduction of this way of transmission. Conclusions: Based on these findings, the Commission certified that Chile is the second country in Latin America to interrupt the vector transmission of Chagas disease. The successful public health program for Chagas disease will have a positive impact improving the quality of life of rural populations, that are most exposed to the disease. (Rev Méd Chile 2001; 129: 264-9).
author Lorca H,Myriam
García C,Alejandro
Bahamonde M,María Inés
Fritz M,Annelise
Tassara O,Renzo
author_facet Lorca H,Myriam
García C,Alejandro
Bahamonde M,María Inés
Fritz M,Annelise
Tassara O,Renzo
author_sort Lorca H,Myriam
title Certificación serológica de la interrupción de la transmisión vectorial de la enfermedad de Chagas en Chile
title_short Certificación serológica de la interrupción de la transmisión vectorial de la enfermedad de Chagas en Chile
title_full Certificación serológica de la interrupción de la transmisión vectorial de la enfermedad de Chagas en Chile
title_fullStr Certificación serológica de la interrupción de la transmisión vectorial de la enfermedad de Chagas en Chile
title_full_unstemmed Certificación serológica de la interrupción de la transmisión vectorial de la enfermedad de Chagas en Chile
title_sort certificación serológica de la interrupción de la transmisión vectorial de la enfermedad de chagas en chile
publisher Sociedad Médica de Santiago
publishDate 2001
url http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0034-98872001000300005
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AT garciacalejandro certificacionserologicadelainterrupciondelatransmisionvectorialdelaenfermedaddechagasenchile
AT bahamondemmariaines certificacionserologicadelainterrupciondelatransmisionvectorialdelaenfermedaddechagasenchile
AT fritzmannelise certificacionserologicadelainterrupciondelatransmisionvectorialdelaenfermedaddechagasenchile
AT tassaraorenzo certificacionserologicadelainterrupciondelatransmisionvectorialdelaenfermedaddechagasenchile
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