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Ovary - nontumor

Non-neoplastic cysts/other

Supernumerary ovaries


Reviewer: Shahid Islam, M.D., (see Reviewers page)
Revised: 5 June 2012, last major update May 2012
Copyright: (c) 2002-2012, PathologyOutlines.com, Inc.

General
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● Also called ectopic ovary, accessory ovary
● Very rare, usually < 1 cm
● Supernumerary: occurs widely situated from normal ovary, formed from a separate anlage
● Accessory: due to splitting of embryonic gonad, usually attached to the normal gonad
● May actually be ovarian implant or due to torsion

Case reports
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● Stillborn (Arch Pathol Lab Med 1991;115:233)
● In labia of 5 month old (J Belge Radiol 1998;81:288)
● In omentum with dermoid cyst (Arch Gynecol Obstet 1995;256:111)
● Intrarenal supernumerary ovary with completely duplicated pelvis and ureter (Int Urogynecol J Pelvic Floor Dysfunct 2007;18:1243)
● On broad ligament (J Reprod Med 2000;45:435)
● On sigmoid colon (J Obstet Gynaecol Res 2006;32:613)
● Cases with fibroma and endometriosis (Pathol Res Pract 2001;197:847)
● Ovarian remnant at laparoscopic port site (J Minim Invasive Gynecol 2008;15:505)
● Ovary possibly placed in inguinal canal at prior surgery (Fertil Steril 2006;85:1822e9)

End of Ovary - nontumor > Non-neoplastic cysts/other > Supernumerary ovaries


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