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Stages of Endometriosis - Topic Overview

Staging is a way of describing how mild or severe a condition is. The stage of the endometriosis is determined by looking at the uterus, fallopian tubes, and ovaries and inside the abdomen and lower pelvic area. Usually, this is done with a viewing instrument inserted through a small incision in the belly (laparoscopy). But endometriosis is sometimes first found during surgery for an unrelated condition.

Endometriosis is classified in four stages:

Recommended Related to Endometriosis

Understanding Endometriosis -- Prevention

There is no way to prevent endometriosis. But there are several things that raise your risk of developing it: Having a close relative with endometriosis, especially a mother or a sister Having a short menstrual cycle -- less than 25 days Having menstrual flow lasting more than a week Having heavy flow Having medical condition that blocks or constricts your cervix or vagina Having a birth defect of the uterus, such as a double uterus or a double cervix

Read the Understanding Endometriosis -- Prevention article > >

  • Stage I: minimal
  • Stage II: mild
  • Stage III: moderate
  • Stage IV: severe

The stage of the endometriosis is based on the:

  • Location of endometriosis growths (implants).
  • Number of places the implants are found.
  • Depth the implants penetrate into normal tissue.
  • Severity of the scar tissue (adhesions) around the implants.

    WebMD Medical Reference from Healthwise

    Last Updated: March 12, 2014
    This information is not intended to replace the advice of a doctor. Healthwise disclaims any liability for the decisions you make based on this information.
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