<prompt> In a lady with bilateral superior temporal quadrantopia, galactorrhea, the most probable cause is:Pituitary macroadenomaCraniopharyngiomaSheehans syndromePituitary hypophysitis  <response>: Answer is A Pituitary Macroadenoma: Presence of galactorrhea hyperprolactinemia and bitemporal superior quadrantopia visual field defect is consistent with a diagnosis of pituitary macroadenoma. Both non secretory pituitary Macroadenoma and prolactin secreting Macroadenoma Large Prolactinoma may produce the above manifestation. 