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FREE T4, DIRECT DIALYSIS
Number 309
CPT Code 84439
Alias FREE T4 BY DIALYSIS
Specimen Container SST
Specimen Type Serum
Turn Around Time
Days Performed
Reference Range Contact Laboratory
Alternate Specimen Lavender top EDTA
Volume 1 mL Serum
Stability Ambient 2 Days
Stability Refrigerated 5 days
Stability Frozen 453 Days
Patient Preparation
Methodology
High-pressure liquid chromatography (HPLC)
Limitations
Rejection Criteria
Additional Instructions
Performing Laboratory Reference Laboratory
TagsTHYROXINE