Performance of an immunochromatography test for vivax malaria in the Amazon region, Brazil

The study was carried out to evaluate the diagnostic performance of the ICT malaria Pf/PvTM test for vivax malaria diagnosis in Belém, Amazon region, Brazil. The results of blood malaria parasites examination using an immunochromatography test were compared with thick blood film (TBF) examination. I...

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Main Authors: Alberto Ferreira Figueiredo Filho, Maria Cristina Figueredo, José Maria Nascimento, Vanja Suely Pachiano Calvosa, Marinete Marins Póvoa, Ricardo Luiz Dantas Machado
Format: Article
Language:English
Published: Universidade de São Paulo 2003-06-01
Series:Revista de Saúde Pública
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0034-89102003000300021&lng=en&tlng=en
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author Alberto Ferreira Figueiredo Filho
Maria Cristina Figueredo
José Maria Nascimento
Vanja Suely Pachiano Calvosa
Marinete Marins Póvoa
Ricardo Luiz Dantas Machado
author_facet Alberto Ferreira Figueiredo Filho
Maria Cristina Figueredo
José Maria Nascimento
Vanja Suely Pachiano Calvosa
Marinete Marins Póvoa
Ricardo Luiz Dantas Machado
author_sort Alberto Ferreira Figueiredo Filho
collection DOAJ
description The study was carried out to evaluate the diagnostic performance of the ICT malaria Pf/PvTM test for vivax malaria diagnosis in Belém, Amazon region, Brazil. The results of blood malaria parasites examination using an immunochromatography test were compared with thick blood film (TBF) examination. It was also evaluated the performance of this test storaged at three different temperatures (25°C, 30°C, and 37°C) for 24 hours before use. Overall sensitivity of ICT Pf/PvTM was 61.8% with a specificity of 100%, positive and negative predictive value of 100% and 71.8%, respectively and accuracy of 80.6%. The test sensitivity was independent of the parasite density. This test needs to be further reviewed in order to have better performance for P. vivax malaria diagnosis.
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spelling doaj.art-04b4c25661e4439184e99cdccb5cb7bd2022-12-21T18:59:21ZengUniversidade de São PauloRevista de Saúde Pública1518-87872003-06-0137339039210.1590/s0034-89102003000300021S0034-89102003000300021Performance of an immunochromatography test for vivax malaria in the Amazon region, BrazilAlberto Ferreira Figueiredo Filho0Maria Cristina Figueredo1José Maria Nascimento2Vanja Suely Pachiano Calvosa3Marinete Marins Póvoa4Ricardo Luiz Dantas Machado5Instituto Evandro ChagasInstituto Evandro ChagasInstituto Evandro ChagasInstituto Evandro ChagasInstituto Evandro ChagasInstituto Evandro ChagasThe study was carried out to evaluate the diagnostic performance of the ICT malaria Pf/PvTM test for vivax malaria diagnosis in Belém, Amazon region, Brazil. The results of blood malaria parasites examination using an immunochromatography test were compared with thick blood film (TBF) examination. It was also evaluated the performance of this test storaged at three different temperatures (25°C, 30°C, and 37°C) for 24 hours before use. Overall sensitivity of ICT Pf/PvTM was 61.8% with a specificity of 100%, positive and negative predictive value of 100% and 71.8%, respectively and accuracy of 80.6%. The test sensitivity was independent of the parasite density. This test needs to be further reviewed in order to have better performance for P. vivax malaria diagnosis.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0034-89102003000300021&lng=en&tlng=enMalária vivaxPlasmodium vivaxCromatografia
spellingShingle Alberto Ferreira Figueiredo Filho
Maria Cristina Figueredo
José Maria Nascimento
Vanja Suely Pachiano Calvosa
Marinete Marins Póvoa
Ricardo Luiz Dantas Machado
Performance of an immunochromatography test for vivax malaria in the Amazon region, Brazil
Revista de Saúde Pública
Malária vivax
Plasmodium vivax
Cromatografia
title Performance of an immunochromatography test for vivax malaria in the Amazon region, Brazil
title_full Performance of an immunochromatography test for vivax malaria in the Amazon region, Brazil
title_fullStr Performance of an immunochromatography test for vivax malaria in the Amazon region, Brazil
title_full_unstemmed Performance of an immunochromatography test for vivax malaria in the Amazon region, Brazil
title_short Performance of an immunochromatography test for vivax malaria in the Amazon region, Brazil
title_sort performance of an immunochromatography test for vivax malaria in the amazon region brazil
topic Malária vivax
Plasmodium vivax
Cromatografia
url http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0034-89102003000300021&lng=en&tlng=en
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