Endocrine Abstracts

TSH-secreting pituitary adenomas are rare and the optimal investigation and management is uncertain.A 42-year-old lady presented with a three-month history of three stone weight loss, palpitations, heat intolerance and tremor. Her sister was being treated for Graves’ disease. Visual fields were intact.Thyroid function tests showed free T4 concentration 29.5 pmol/l (9.0–19.0) and TSH concentration 3.672 mU/l (0....