Methodology
Liquid Chromatography, Tandem Mass Spectrometry (LC/MS/MS)
Synonyms
Vitamin D125
Specimen Type
Serum
Performing Lab
Quest Diagnostics Valencia
Epic ID
LAB01345
Lab Test Days
Daily
Standard TAT
5 Days
Collection Information
Specimen Required
1-2 mL Blood
Container Type
Red Top (No Additive)
Processing Information - Lab Use Only
Transport Temperature
Refrigerate-OK/Frozen-OK/Ambient-OK
Specimen Stability
Room Temp: 28 Days; Refrigerated: 28 Days; Frozen: 28 Days
Rejection Criteria
Gross hemolysis; Lipemia; Icteric specimens; Plasma
Test Volume Required
1 mL Serum
Minimum Test Volume
0.5 mL Serum
Processing Instructions
Allow blood to clot 30 minutes at room temperature. Centrifuge and separate the serum from the cells.
Included Tests
Vitamin D, 1,25 (OH)2, Total; Vitamin D3, 1,25 (OH)2; Vitamin D2, 1,25 (OH)2
Comments
If sample is submitted with less than 1.1 mL and needs to be repeated, the sample will be canceled with the comment "TNP-Initial testing necessitated a repeat, but there was insufficient sample to perform repeat".
CPT Codes
82652
Revised
07-02-16
Initials
SL