Most common organism causing chorioretinitis in HIV is-
Ans. is 'a' i.e., CMV retinitis o "Cytomegalovirus (CMV) is the most common cause of chorioretinitis in patients who are HIV positive.
CMV retinitis
Tocoplasma retinochoroiitis
Syphilitic retinitis
Pneumocystis carini
Inflammatory Disorders