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Test Code T4 T4 THYROXINE

Collection Instructions

Refer to Venipuncture protocol

Collection Container

Gold or Red Marble top vacutainer

Specimen Required/Volume

1.0mL

Specimen Type

serum

Turn-Around Guidelines

Upon arrival daily

Reference Values

5.5 - 11.0 ug/dL

Method

VITROS5600-Competitive Immunoassay

CPT

84436

LOINC

3026-2