Test |
Abbreviation |
Typical
Ranges |
| Serum thyroxine |
T4 |
4.6-12 ug/dl |
| Free thyroxine fraction |
FT4F |
0.03-0.005% |
| Free Thyroxine |
FT4 |
0.7-1.9 ng/dl |
| Thyroid hormone binding ratio |
THBR |
0.9-1.1 |
| Free Thyroxine index |
FT4I |
4-11 |
| Serum Triiodothyronine |
T3 |
80-180 ng/dl |
| Free Triiodothyronine l |
FT3 |
230-619 pg/d |
| Free T3 Index |
FT3I |
80-180 |
| Radioactive iodine uptake |
RAIU |
10-30% |
| Serum thyrotropin |
TSH |
0.5-6 uU/ml |
| Thyroxine-binding globulin |
TBG |
12-20 ug/dl T4 +1.8 ugm |
| TRH stimulation test Peak |
TSH |
9-30 uIU/ml at 20-30 min
|
| Serum thyroglobulin l |
Tg |
0-30 ng/m |
| Thyroid microsomal antibody titer
|
TMAb |
Varies with method |
| Thyroglobulin antibody titer |
TgAb |
Varies with method |
