Last Modified:
8/31/2023 3:30:13 PM
Medical Necessity Documentation:
Client Notes:
Patient Preparation:
Specimen Requirements:
2.0 mL Serum from a Red Top Tube in a Plastic Vial
Collection Instructions:
Minimum Volume:
1.0 mL Serum
Transport & Storage: Temperature/Stability:
4 days Ambient (Transport)
7 days Refrigerated
10 months Frozen
Reference Range:
87 - 318 nmol/L
Critical Ranges:
Test Comments:
Methodology:
Mass Spectrometry (MS)
Clinical Significance:
Test is useful in the determination of certain genetic disorders and Vitamin B12 deficiency.
Documentation:
Custom Panel:
No
PRODUCTION SCHEDULE
Turn Around Time:
2 to 4 days
Days Performed:
Monday, Tuesday, Wednesday, Thursday, Friday, Saturday
Sites Performed:
Quest - Chantilly
PHL Test Code:
METH
EPIC Test Code:
LAB835
Send Out Test Code:
34879
Alternate Test Names:
MMA
Included Tests:
CPT Coding:
83921
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