TG and hypothyroidism: A dose of 100 mCi of 131I was administrated in hypothyroidism (TSH 80 mU/ml, thyroglobulin 32 ng/ml, anti-thyroglobulin antibody negative) and whole body scan showed hyper fixation in mediastinal, median cervical region and diffuse fixation in lungs (pT3 N1b M1).