Thyroxine (T4), Total

Synonyms

  • HORMONE
  • LAB126
  • T4
  • T4, SERUM
  • TETRA-IODOTHYRONINE
  • TETRAIODOTHYRONINE
  • THYROID

Cerner Name

T4

Clinical Info

Specimen Sources

Blood, Arterial Blood, Capillary Blood, Central Line Blood, Venous

Specimen Types

Blood

Specimen Volume

1 mL of serum

Container

Gold Top Tube

Collection Instructions

Container/Tube: Gold-top tube(s)
Specimen: 1 mL of serum
Transport Temperature: Refrigerate
Stability: 4 Days Room Temperature
                 8 Days Refrigerated
                 1 Year Frozen
 

Transport Instructions

Refrigerate

Specimen Stability

4 Days Room Temperature
                 8 Days Refrigerated
                 1 Year Frozen
 

Methodology

Electrochemiluminescence Immunoassay (ECLIA)

Days Performed

Monday through Sunday, Continuously

Performing Laboratories

Northwell Health Laboratories

CPT

84436

PDM

5300425

Results
Component Name Base Name Common Name External Name
T4, SERUM T4 T4 Total T4

Result Interpretation

Pediatrics: See report.
Adults: 4.6-12.0 µg/dL

Forms
Endocrine LAB126 build edit