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T4 Total, Thyroxine

Specimen Container

Gold

Specimen Collection Type

Serum

Minimum Volume To Collect (Ml)

0.5 mL

Specimen Preparation

Allow clot, separate < 4hrs

Stability

Ambient Stability: 24 hrs
Refrig Stability: 7 days
Frozen Stability: Unable

Performed

Sun-Sat

Reported

4-24h

Lab Department

Core

Testing Location

RML

Synonyms

Syn-thyroid
T4
T4 serum
T4 total only
Tetraiodothyronine
Thyroid hormone
Thyroxine (T4)
Total T4

Test OR Panel

Test

Unit of Measurement

ug/dL

CPT Codes

84436

LOINC

3026-2

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