Perimenopause

**Definition:** The transitional period before and after MENOPAUSE. Perimenopausal symptoms are associated with irregular MENSTRUAL CYCLE and widely fluctuated hormone levels. They may appear 6 years before menopause and subside 2 to 5 years after menopause.

**Tree numbers:** - G08.686.157.500.562 - G08.686.841.249.500.562