Pregunta:
What pituitary tumors causing secondary amenorrhea?
Autor: H KRespuesta:
Adenomas if <1cm micro if more macro Prolactin adenoma (irresponsive to TRH) GH adenoma (amenorrhea preceeds acromegaly, dx by IGF-1 level, and HGPO dose of GH) Corticotropic adenoma (hypercortisol, dx of free cortisol in urine , midnight cortisol level, and dexamethasone decceleration level) Thyrotropic adenoma (very rare but large) Gonadotropic adenoma (very rare, very high FSH (not frequently LH))
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