A member asked:

What are the differences between hiv-1 and hiv-2?

A doctor has provided 1 answer
Dr. David Rosenthal answered

Specializes in Allergy and Immunology

Source of infection: Hiv-1 is the more common form of HIV in the usa/europe, while hiv-2 occurs predominantly in west african nations, and former portuguese colonies, such as angola, mozambique, and brazil, and in parts of india (goa, maharashtra). Many hiv1 medications are effective against hiv2. Usa cases of hiv2 are projected to be several hundred, although estimates vary.

Answered 6/10/2014

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