Baby HIV free after immediate treatment
The approach mirrored that taken for a Mississippi baby, who has been off treatment for 21 months and still has no detectable virus in her system.
The latest research on the two girls was presented on Wednesday at the annual Conference on Retroviruses and Opportunistic Infections (CROI) in Boston, Massachusetts.
The newest case involves a Los Angeles baby born to a mother infected with HIV and who had not been taking her medications, putting her at high risk for transmission.
Dr Audra Deveikis, a paediatric infectious disease specialist at Miller Children's Hospital Long Beach, where the baby was born, tested the infant and gave her high, treatment-level doses of antiretroviral drugs before even knowing if she was HIV-positive.
Dr Yvonne Bryson is chief of paediatric infectious diseases at the David Geffen School of Medicine at the University of California and is a consultant on the case.
She said: "The way it works is you test