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HelpTest 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