Slide 80.Ectopic gestation, Ovary

A. Brief Descriptions:

  1.  Definitive diagnosis of ovarian pregnancy requires proof of ovarian nidation and exclusion of tubal nidation with secondary ovarian involvement.

B. Gross Findings:

  1. Hemorrhage in the ovary

C. Micro Findings

  1. Blood clot and chorionic villi in the ovarian stroma.

  2. Luteinized granulosa cells of corpus luteum.

D. Others:

  1. A corpus luteum of pregnancy can often be identified close to the hemorrhagic implantation site.

E. Reference:

  1. Robbins Pathologic Basis of Disease, 6th ed.  P.1079-1080.




Fig. 80-1 (LP)Chorionic villi in the ovarian parenchyma.




Fig. 80-2 (HP)Chrionic villi and trophoblasts with severe hemorrhage.




Fig. 80-3 (HP)Corpus luteum is found adjacent to the gestational tissue.