Background: Cytomegalovirus retinitis (CMVR) is the most common opportunistic ocular infection and a leading cause of blindness related to HIV- AIDS. CMVR frequently occurs in patients with low CD4 counts, particularly below 50 cellsμL. Epidemiological studies on the correlation between CD4 levels and CMVR incidence remain limited, especially in Indonesia. Objective: This study aims to analyze…