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Test Code FT4 T4 (Thyroxine), Free, Serum

Specimen Requirements

Container/Tube: Gold top tube(s)

Specimen Volume: 1 mL of serum

Collection Instructions:
Note: Label specimen appropriately.

Specimen Transport Temperature

Ambient

Performing Laboratory

The Valley Hospital

Reference Values

0.89 -1.76 ng/mL

Test Classification and CPT Coding

84439