Endocrine Abstracts

A 43-year-old lady with no significant PMH presented with recent onset of polyuria and polydypsia shortly after commencing an SSRI. Cranial diabetes insipidus was diagnosed on water deprivation test and good clinical response to DDAVP was seen. Anterior pituitary function was normal though prolactin elevated. MRI demonstrated a 4 mm enhancing lesion in the hypothalamus in association with a bright pituitary stalk. CXR was normal, ESR and serum ACE negative. The differential di...