Diarrhea in HIV/AIDS

DDx

Viral: cytomegalovirus, adenovirus, HIV (AIDS enteropathy)
Bacterial: Campylobacter, Salmonella, Shigella, Clostridium difficile, Mycobacterium avium complex (MAC), tuberculosis
Protozoal: Cryptosporidium, Entamoeba histolytica, Giardia, Isospora, microsporidia
HIV-associated malabsorption