Syndrome of inappropriate antidiuretic hormone secretion in a patient with pituitary apoplexy.
BMJ Case Rep
Pituitary apoplexy (PA) is an endocrine emergency presenting with headache, visual and hormonal disturbances. Syndrome of inappropriate antidiuretic hormone secretion (SIADH) is rare after PA. A 64-year-old woman presented with acute frontal headache and nausea with normal neurological examination. Labs included normal sodium and creatinine. Echo showed new-onset congestive heart failure (CHF) and MRI of the brain revealed PA. She had normal cortisol levels and low thyroid stimulating hormone with normal thyroxine (T
Sonmez Ince M, Banka A. Syndrome of inappropriate antidiuretic hormone secretion in a patient with pituitary apoplexy. BMJ Case Rep. 2021 Feb 9;14(2):e236787. doi: 10.1136/bcr-2020-236787. PMID: 33563687; PMCID: PMC7875260.