An HIV-exposed child is a child identified for follow-up because of HIV exposure in the context of maternal HIV, including babies monitored through early infant diagnosis pathways up to 18 months of age.[2]
Disease overview
OtherChild exposed to HIV
儿童HIV暴露
Evidence-backed informationEN 2/6 applicable sections · ZH 2/6 applicable sectionsUpdated Sep 3, 2026
Child HIV exposure is a perinatal or pediatric exposure event rather than a diagnosis of HIV infection. Prevention of mother-to-child transmission has progressed, but paediatric HIV elimination has not yet been achieved; follow-up systems have been used to track HIV-exposed children through 18 months of age.[1][2]
Read the full clinical and epidemiological profile3
The relevant exposure mechanism is mother-to-child transmission of HIV. Maternal antiretroviral therapy has been shown to prevent this transmission, although adherence, retention in care, and unequal access remain implementation challenges.[3]
- 1Van de Perre P et al. Oral Lamivudine for Extended HIV Postnatal Prophylaxis. Paediatr Drugs. 2026 May. PMID: 41774412. doi: 10.1007/s40272-026-00745-6.PubMed: https://pubmed.ncbi.nlm.nih.gov/41774412/
- 2Gupta RS et al. Use of technology in follow-up of HIV positive pregnant women and their babies till 18 months of age- an innovation by Maharashtra State AIDS Control Society (MSACS), India. Curr Opin HIV AIDS. 2016 Mar. PMID: 26945142. doi: 10.1097/COH.0000000000000265.PubMed: https://pubmed.ncbi.nlm.nih.gov/26945142/
- 3Bailey H et al. HIV treatment in pregnancy. Lancet HIV. 2018 Aug. PMID: 29958853. doi: 10.1016/S2352-3018(18)30059-6.PubMed: https://pubmed.ncbi.nlm.nih.gov/29958853/
- Z20.6
- QC60.0
Coverage
Reporting countries and regions
Trends by reporting country
Monthly patterns over time
Data access
Page dataset index with source links and update metadata.
Official sourcesAuthority, cadence, notes1
Brazil DATASUS SINAN
Brazil
Brazil Ministry of Health DATASUS/SINAN public DBC microdata aggregated to national monthly notification counts.