A 40-year-old female presents with cramping and excessive vaginal bleeding. Ultrasound reveals benign uterine tumors in the smooth muscle cells of the myometrium. These tumors are commonly called:
a. adenomyosis.
b. endometriosis.
c. leiomyomas.
d. adenomas.
ANS: C
Leiomyomas are benign tumors that develop from smooth muscle cells in the myometrium.
Adenomyosis is the presence of islands of endometrial glands surrounded by benign endometrial stroma within the uterine myometrium. Endometriosis is the presence of functioning endometrial tissue or implants outside the uterus. Adenomas are tumors that can grow anywhere, but are not specific to the myometrium.
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