1 Definition of stage I endometrial cancer

Meaning of stage I endometrial cancer: Cancer is found in the uterus only.

Cancer is found in the uterus only. Stage I is divided into stage IA, IB, and IC, based on how far the disease has spread. In stage IA, cancer is in the endometrium only; in stage IB, cancer has spread into the inner half of the myometrium (muscle layer of the uterus); in stage IC, cancer has spread into the outer half of the myometrium.

For learning, not diagnosis. This glossary provides general educational information and is not a substitute for advice from a qualified healthcare professional. If you may be experiencing a medical emergency, contact local emergency services.