Amenorrhea is the absence of periods in matured woman, who is neither pregnant nor past menopause. It comes in two types, primary (never had a period) and secondary (had periods, then they stopped).
MRKH
This category is for sites related to Mayer-Rokitansky-Kuster-Hauser Syndrome, a birth defect wherein a woman is born without a uterus and vagina.
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