HIV/AIDS
Other namesHIV disease, HIV infection
SpecialtyInfectious disease
SymptomsEarly: Flu-like illness
Later: Large lymph nodes, fever, weight loss
ComplicationsOpportunistic infections, tumors
DurationLifelong
CausesHuman immunodeficiency virus (HIV)
Risk factorsExposure to blood, breast milk, sex
Diagnostic methodBlood tests
PreventionSafe sex, needle exchange, male circumcision, pre-exposure prophylaxis, post-exposure prophylaxis
TreatmentAntiretroviral therapy
PrognosisNear normal life expectancy with treatment
11 years life expectancy without treatment
Frequency1.8 million new cases (2016)
36.7 million living with HIV (2016)
Deaths1.0 million (2016)