Patient's question:
23 years old, menstruation hasn't come for eight months.Doctor's answer:
Hello, if pregnancy is ruled out, it is considered to be caused by menstrual irregularities. The menstrual cycle is regulated by the hypothalamic-pituitary-ovarian-gonadal axis. Psychological factors, emotional fluctuations, changes in the environment, pregnancy, age, diseases, medications, and nutritional status can all affect menstruation.