Obstetrics & Gynecology Science

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Case Report
Korean J Obstet Gynecol. 2011;54(7):373-376. Published online July 1, 2011.
DOI: https://doi.org/10.5468/KJOG.2011.54.7.373
A case of ovarian deciduosis in pregnancy.
Jeong Hyeon Kim, Ka Hyun Nam, Ja Young Kwon, Young Han Kim, Yong Won Park
Department of Obstetrics and Gynecology, Yonsei University College of Medicine, Seoul, Korea. ywparkob@yuhs.ac
Abstract
Ectopic decidua (deciduosis) has been discovered in variable organs during pregnancy. Ovarian deciduosis, however, is a less frequent event during pregnancy. Ectopic decidua is a physiological phenomenon of pregnancy and arises from a progesterone-induced metaplasia of subserosal stromal cells. As we experienced a case of 21 weeks gestation who was diagnosed with ovarian deciduosis that was suspicious for ovarian malignant tumor, we present it with a brief review of literature.

Keywords :Decidua;Ovarian cyst;Pregnancy

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