case of visual loss after delivery in a woman with pituitary microadenoma

Hyperprolactinaemia in pregnancy is difficult to monitor due to the physiological rise in prolactin levels. Pre-existing pituitary macroadenomas can undergo significant enlargement and therefore have neurological sequelae. Microadenomas, on the other hand, very rarely cause such problems. We report on a 24 year old woman who had hyperprolactinaemia secondary to pituitary microadenoma. She was asymptomatic during most of the antenatal period, but she experienced symptoms two days prior to delivery at Queen Alia Hospital and was found to have enlargement of her adenoma. This unfortunately resulted in significant loss of her vision