Endocrine Abstracts

A 44 year old man was referred with a 3-week history of progressive visual failure without headaches. He had bitemporal hemianopia but no evidence of endocrine dysfunction. MR scanning revealed a large pituitary macroadenoma with evidence of intralesional haemorrhage and compression of the optic chiasm. Endocrine testing revealed no evidence of a hormone excess syndrome or hypopituitarism. Transphenoidal hypophysectomy was performed urgently in May 2000 and his vision improved...