True about HIV epidemiology -: (A) Children rarely affected, (B) <10% of HIV infected person progress to AIDS, (C) Southern africa have 72% of total global burden, (D) Seminal secretion is more infectious than vaginal secretion
Answer is A. Key facts about Epidemiology of HIV infection Reservoir: Cases and carriers Source: Virus is in greatest concentration in blood, seen and CSF (Lower concentrations in tear, saliva, breast milk, urine, cervical and vaginal secretions) Children under 15 years make only 3% cases Basic modes of transmission Sexual Blood and blood products Neddles/syringes Mother to child transmission (MTCT) Incubation period : few months to 10 years Ref: Park 25th edition Pgno : 363-367