MUC16 and neoplasm: An abdominopelvic computed tomography performed as part of the diagnostic screening identified a right ovarian cyst with regular borders and no evidence of local invasion (Figure 1). Tumor markers, including cancer antigen 125 (CA-125), CA 19-9, and carcinoembryonic antigen (CEA), were within normal limits, and malignancy was ruled out by the gynecology team (Table 1).