Absence of menstruation (amenorrhea): 13 causes

An absence of menstruation, also called amenorrhea, means either that a person has not started having periods by the age of 16 or that someone who has started menstruating has missed three periods in a row. In this article, learn about 13 causes of amenorrhea, possible additional symptoms, and when to see a doctor.

PDF) Amenorrhea-An abnormal cessation of normal menstrual cycle

Amenorrhea - Gynecology and Obstetrics - MSD Manual Professional Edition

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Amenorrhea (Absent Period) and Chinese Medicine

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Amenorrhea: Primary and Secondary

Amenorrhea: Causes, Symptoms, Diagnosis and Treament

Causes of primary amenorrhoea according to the compartment