Endocrine Abstracts

Hyperthyroidism due to TSH-secreting pituitary adenoma is a rare disease and accounts for 0.4% of all pituitary tumors. About 15% of these tumors show co-secretion of prolactin or growth hormone.We report the case of a 44-year-old man, presenting with sudden onset of tremor and agitation and central thyrotoxicosis (TSH 1.01 μU/ml, fT3 8.44 pmol/l, fT4 30.2 pmol/l). Ultrasound of the thyroid gland and TSH-receptor antibodies were normal. Imaging of t...

Transarterial chemoembolization (TACE) is widely used for treatment of hepatocellular carcinoma (HCC). During this procedure approximately 20 g of iodide is applied by radiopaque material. There is usually high awareness regarding hyperthyroidism in association with contrast enhanced imaging studies and TACE. To date, however, there are no reports regarding the frequency of hypothyroidism after this procedure, although high doses of iodide can also inhibit the synthesis of thy...