HIV: Béda antarrépisi

'''Virus imunodefisiénsi manusa''' anu katelah HIV (''Human immunodeficiency virus'') mangrupa [[retrovirus]] nu utamana nginféksi bagian vital [[sistim imun]] [[manusa]] kayaning [[Sél T panulung|sél T CD4+]], [[makropag]], jeung [[sél déndritik]]. Ieu virus ogé, boh sacara langsung atawa henteu, ngancurkeun sél T CD4+. Ku sabab sél T CD4+ T dipikabutuh pikeun jalanna sistim imun, mun sél ieu geus diancurkeun ku HIV, sistim imun bakal tumpur, sahinggaantukna ngabalukarkeun kasakit nu katelah [[AIDS]]. <!--HIV ogé narajang langsung kana jero also directly attacks [[Organ (anatomy)|organs]], such as the [[kidney]]s, the [[heart]] and the [[brain]] leading to [[acute renal failure]], [[cardiomyopathy]], [[dementia]] and [[encephalopathy]]. Many of the problems faced by people infected with HIV result from failure of the immune system to protect from [[opportunistic infection]]s and [[cancer]]s.