Candida esophagitis

Candida: on cervix

Candidal esophagitis: lesions before and after treatment with fluconazole

Cytomegalovirus colitis

Kaposi sarcoma: colon

Kaposi sarcoma: gastrointestinal lesion seen on endoscopy

Kaposi sarcoma: lesion on intestinal mucosa

Non-Hodgkin lymphoma: pharyngeal