How is endometriosis defined?

Updated: May 10, 2021
  • Author: G Willy Davila, MD; Chief Editor: Michel E Rivlin, MD  more...
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Answer

Endometriosis is defined as the presence of normal endometrial mucosa (glands and stroma) abnormally implanted in locations other than the uterine cavity (see the image below). Approximately 30-40% of women with endometriosis will be subfertile.

Endometriosis. Red lesions on various organs. Endometriosis. Red lesions on various organs.

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