Sheehan syndrome presenting as early post-partum hyponatraemia

mild hypothyroidism were also found.After 3 days of water deprivation, the sodium con-A 30-year-old woman presented in active labour at the centration was normal. No pituitary abnormality was38th week of gestation. Two years previously, a found with magnetic resonance imaging.Caesarean section was performed due to pelvic–fetal With hormonal substitution, 30 mg/day hydrocortis-disproportion. The patient had spontaneous vaginal one and 100 mg/day l-thyroxine, no relapse of inappro-delivery, followed by severe blood loss because of priate secretion of antidiuretic hormone has occurreduterine scar disjunction. Hysterectomy was performed 18 months after delivery. Subsequent magnetic reson-to control blood loss: transient disseminated intravas- ance imaging showed pituitary atrophy.cular coagulation occurred.The patient had normal biochemical data for 6 days