What condition is characterized by the growth of endometrial tissue outside the uterus?

• A. Adenomyosis
• B. Endometriosis
• C. Uterine fibroids
• D. Ovarian cysts

Answer: (B)

The condition characterized by the growth of endometrial tissue outside the uterus is endometriosis. This disorder involves the presence of tissue resembling the lining inside the uterus (the endometrium) being located in areas such as the ovaries, fallopian tubes, and the pelvic cavity.

Endometriosis can lead to various symptoms, including pelvic pain, especially during menstruation, as well as possible complications with fertility. The abnormal growth of this tissue outside the uterus can cause inflammation and the formation of scar tissue, which may contribute to the pain and other associated symptoms.

In contrast, adenomyosis refers to the presence of endometrial tissue within the muscular wall of the uterus, which can also cause pain and heavy menstrual bleeding but is not associated with the external placement of endometrial tissue. Uterine fibroids are benign tumors that grow within the uterine wall and are not derived from endometrial tissue. Ovarian cysts refer to fluid-filled sacs on the ovaries and do not involve the growth of endometrial tissue either. Thus, the defining characteristic of endometriosis is its specific location and the nature of the tissue involved.