The presence of benign endometrial glandular tissue within the uterine muscle, often associated with symptoms such as pelvic pain and excessive menstrual bleeding.
a medical condition in which endometrial cells (= cells from the inside surface of the womb) grow in the muscle of the womb (= the organ in the body in which a baby develops), which can cause pain, bleeding, and other problems:
Common causes of severe menstrual pain include endometriosis and adenomyosis.
Symptoms associated with uterine fibroids may be similar to those of patients with adenomyosis.