hypothalamic amenorrhea


hy·po·tha·lam·ic a·men·or·rhe·a

secondary amenorrhea arising from defective hypothalamic stimulation of the anterior lobe of the pituitary.

hypothalamic amenorrhea

Amenorrhea related to interference with release of gonadotropin-releasing hormone (GnRH) or with pituitary release of follicle-stimulating hormone or luteinizing hormone. Hypothalamic dysfunction may be drug-induced, e.g., related to abuse of marijuana or tranquilizers; psychogenic, e.g., related to chronic anxiety; functional, e.g., related to excessive exercise, anorexia, or obesity; or related to chronic medical illness, head injuries, or cancer. See also: amenorrhea