a menstrual cycle that occurs in the absence of menstruation. The defective and irregular cycle is caused by an imbalance of hormone production between the ovaries and the pituitary gland. Sometimes associated with menopause or menarche.
ANOVULATORY MENSTRUAL CYCLE: “The lady with an anovulatory menstrual cycle had difficulty conceiving a baby naturally, since many of her cycles did not produce eggs. “