Adenomyosis occurs when endometrial tissue, which normally lines the uterus, exists within and grows into the muscular wall of the uterus. This happens most often late in your childbearing years after having children.
Adenomyosis differs from endometriosis — a condition in which the uterine lining becomes implanted outside the uterus — although women with adenomyosis often also have endometriosis. The cause of adenomyosis remains unknown.
Adenomyosis may be defined as the benign invasion of endometrium into the myometrium, producing a diffusely enlarged uterus.
Adenomyosis has two main symptoms: lengthened menstrual periods, which, as the disease progresses, may be replaced by a continuous hemorrhagic discharge; and a great deal of pain. Today it is widely accepted that the only two practical ways to reach a valid diagnosis are transvaginal sonography (TVS) and MRI.
There are several treatment alternatives for Adenomyosis: