Methodology
Liquid Chromatography Tandem Mass Spectrometry (LC-MS/MS)
Synonyms
CBS Deficiency, Cobalamin C Deficiency, Cobalamin D Deficiency, Cobalamin E Deficiency, Cobalamin F Deficiency, Cobalamin G Deficiency, Cobalamin J Deficiency, Cobalamin X Deficiency
Specimen Type
Serum
Performing Lab
Mayo Medical Lab
Lab Test Days
Monday-Friday
Standard TAT
2-5 days
Collection Information
Specimen Required
2mL of Serum
Container Type
Gold (SST)
Processing Information - Lab Use Only
Transport Temperature
Refrigerate-OK/Frozen-OK/Ambient-OK
Specimen Stability
Refrigerated (prefered)= 28 days; Frozen=309 days; Room Temp=28 days
Test Volume Required
1mL of Serum
Minimum Test Volume
.1mL
Processing Instructions
Order in Mayolink and send with Mayo courier Monday-Friday.
CPT Codes
83090, 83918, 82136
Revised
07-15-22