Hyponatremia-a rare and emergency presentation of Sheehan's syndrome

We present the case of a 29 year old female who presented to us with electrolyte abnormality, primarily hyponatremia in a setting of diarrhoea and moderate pallor. She had a significant past history of childbirth complicated with post partum haemorrhage after which she developed secondary amenorrhoea. Workup showed suppressed levels of all pituitary hormones and an empty sella on MRI brain. A diagnosis of Sheehan's syndrome presenting as hyponatremia- a rare but emergency presentation was made