Endocrine Abstracts

A 39-year-old lady presented with chest infection and was found to be hyponatraemic (114 mmol/l) during her third pregnancy. Short synacthen test (SST) revealed inappropriately low ACTH (39 ng/l) with adrenocortical failure (cortical 163, 355, 503 at 0, 30 and 60 min respectively). She was started on replacement hydrocortisone. Adrenal autoantibodies were negative. Other tests showed IGF-1 14.8 (13–50 ηmol/l), growth hormone <0.1 (<10 mU/l), prolactin 677 (&#...