T4 FREE DIAL
T4 Free By Dialysis/Mass Spec
EPIC Test Procedure Code: LAB3606
Synonyms:
FFT4F
Performing Lab:
Referral Laboratory
Patient Preparation:
Fasting is preferred (8-16 hours)
Container Type:
Plain red top (Preferred), serum gel
Specimen Type:
Serum
Preferred Volume:
1 mL
Minimum Volume:
0.5 mL
Specimen Processing:
1. Draw blood in a plain red-top tube(s), serum gel tube(s) is acceptable.
2. Centrifuge and aliquot 1 mL of serum into a plastic vial.
3. Send refrigerate.
Store and Transport:
Refrigerated
Stability:
Frozen - 35 days
Refrigerated - 14 days
Room temperature - 4 days
Unacceptable Condition:
Gross Lipemia: Reject
CPT Codes:
84439 - T4 Free by Dialysis/Mass Spec (EAP 30021368)
Test Schedule:
Monday through Saturday
Turnaround Time:
5-9 Days
Method:
Equilibrium Dialysis, Chromatography/Mass Spectrometry