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Secondary Transmission Audio

 

Synonym(s): Horizontal Transmission

The transfer (spread) of HIV that mainly occurs during sex or needle sharing as the result of contact with the semen, vaginal fluid, or blood of an HIV-infected partner. (HIV transmission from mother to child during pregnancy, labor and delivery, or breastfeeding is called vertical transmission.)

See Related Term(s): Sexual Transmission, Vertical Transmission

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HIV transmission from person to person
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