<prompt> A 30 year old women pretests a history of amenorrhoea and impaired vision of six month duration. Physical examination shows everything except for pale optic discs and diminished visual acuity. The most likely diagnosis is -Pituitary adenomaCraniopharyngiomaHypothalamic gliomaBenign intracranial hypeension  <response>: pituitary adenoma inhibits GnRH causes imbalance in FSH and LH causing amenorrhea and increased ICT causes compression of optic disc visual field defects harrison 17 2205 