Purpose: To report a case of cystoid macular edema (CME) secondary to immune recovery uveitis (IRU) in a patient with previous history of cytomegalovirus (CMV) retinitis and leukemia, which was successfully treated with tocilizumab (TCZ), an interleukin-6 (IL-6) receptor antagonist. Method: The clinical records of the case were reviewed, focusing on demographics, image findings, and clinical course. Results: A 17-year-old female with a past medical history of T-cell acute lymphoblastic …