thyroglobulin ( tg ) was obtained by fine needle aspiration from patients with untreated hyperthyroidism due to graves ' disease and untreated hypothyroidism to determine whether alterations in its t4 and t3 content could account for the disproportionately high serum t3 compared to serum t4 found in both diseases .
C0040123
thyroglobulin
C0020676
hypothyroidism