Which of the following is not AIDS defining lesion?: (A) Kaposi sarcoma, (B) Histoplasmosis, (C) Burkitt lymphoma, (D) Hodgkin's lymphoma
Answer is A. AIDS defining lesions :

Candidiasis.
Coccoidomycosis.
Cryptococcosis.
Toxoplasmosis.
Histoplasmosis.
Kaposi sarcoma.
Burkitt lymphoma etc.