Oligomenorrhea & amenorrhea
DDx
DDx
DDx
Don’t miss
- Pregnancy
- Anorexia nervosa
DDX
- Pregnancy
- Menopause or perimenopause
- Polycystic ovary syndrome
- Hypothalamic amenorrhea, eg, stress, weight change, exercise
- Hyperprolactinemia
- Hypothyroidism or hyperthyroidism
- Diabetes mellitus
- Premature ovarian failure
- Other endocrine causes: Cushing’s syndrome, Addison’s disease, hypopituitarism (pituitary tumor), androgen-secreting tumor (adrenal, ovarian), congenital adrenal hyperplasia, acromegaly, Turner syndrome
- Anorexia nervosa
- Endometrial scarring (Asherman’s syndrome)
- Anabolic steroids
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