Journal of Tropical Pediatrics Advance Access originally published online on June 11, 2007
Journal of Tropical Pediatrics 2007 53(5):355-358; doi:10.1093/tropej/fmm032
Brief Reports |
A Reverse Transcriptase Assay for Early Diagnosis of Infant HIV Infection in Resource-limited Settings
aCenter for AIDS Research, Department of Medicine, Division of Infectious Diseases, New York University School of Medicine New York, NY
bAIDS Research and Family Care Clinic, Coast Province General Hospital, Mombasa, Kenya
cDepartment of Pediatrics, Division of Infectious Diseases, New York University School of Medicine, New York, NY
Correspondence: Sumathi Sivapalasingam, MD, New York University School of Medicine, 550 First Avenue, C&D Building, Rm 558, New York, NY 10016. E-mail < sumathi.sivapalasingam{at}gmail.com>.
| Abstract |
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Early diagnosis of pediatric HIV infection is confounded by persistence of maternal antibodies until 18 months, necessitating the use of expensive assays such as HIV-1 DNA PCR, an untenable option in resource-limited settings. This is the first report of a low-cost, commercial, reverse transcriptase (RT) assay for the diagnosis of HIV-1 infection in infants. RT assays were performed on 42 samples from 30 HIV-exposed Kenyan infants under 15 months of age. When correlated with serologic testing conducted after 18 months, the sensitivity, specificity, positive and negative predictive values of the RT assay were 92%, 93%, 87% and 96%. A low-cost assay for infant HIV diagnosis is urgently needed, and these results merit further evaluation.
Key Words: HIV reverse transcriptase diagnosis infant Africa.
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