Simultaneous determination of the change in the rate of release of thyroidal radioactivity of 131-I and the serum level of protein-bound stable iodine following administration of thyroxine (feed-back test).
D006801:Humans; D006980:Hyperthyroidism / Q000502:physiology*; D007454:Iodides; D007455:Iodine / Q000378:metabolism*; D011851:Radioactivity; D011868:Radioisotopes; D013960:Thyroid Function Tests; D013961:Thyroid Gland / Q000502:physiology*; D013974:Thyroxine / Q000494:pharmacology*; D014781:Viscera
D007454:Iodides; D011868:Radioisotopes; D007455:Iodine; D013974:Thyroxine
HYPERTHROIDISM/physiology; IODINE/metabolism; THYROID GLAND/physiology; THYROXIN/pharmacology