T4

CERNER / EPIC MNEMONIC: T4
POE DESCRIPTION: T4
CPT CODE: 84436
DAYS PERFORMED: Daily
TURNAROUND TIME:

8 hours

CONTAINER TYPE:

SST tube or Red top tube

SPECIMEN REQUIREMENTS: Blood (serum)
MINIMUM VOLUME: 1 mL blood (0.5 mL serum)
REFERENCE RANGE:

4.9-11.7 µg/dL

TEST SYNONYM(S):Tetraiodothyronine; Thyroxine