A case of rectal metastasis of ovarian carcinoma diagnosed by endoscopic ultrasound‐guided fine‐needle aspiration: A case report and brief review of the literature (with videos)

Abstract

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Unusual Synchronous Colonic Metastasis of Ovarian Cancer

“…It should be noted that CA125 remains negative in 15% of ovarian cancers [ 15 ]. CK7-positive/CK20-negative immunophenotype is specific for ovarian origin, while CK7-negative/CK20-positive phenotype strongly suggests colorectal origin [ 16 , 17 ]. Unlike secondary colorectal cancer, secondary ovarian cancer is common.…”