Casandra
Casandra Test Code LC00574Version 1 (DRAFT)
Performing Lab
Methylmalonic Acid, Urine
Clinical Use
Order TestUse
Diagnose cobalamin (vitamin B12) deficiency
Special Instructions
Not provided.
Limitations
This test was developed and its performance characteristics were determined by Labcorp. However, it has not been cleared or approved by the Food and Drug Administration. The test results should be correlated with clinical findings and other investigations to make an accurate diagnosis.
Test Details
Methodology
Mass Spectrometry
Biomarkers
LOINC Codes
Result Codes
- 32287-5 - Methylmalonate Ur-sCnc
- 25116-5 - Methylmalonate/Creat Ur-sRto
- 2161-8 - Creat Ur-mCnc
Result Turnaround Time
4-9 days
Related Documents
For more information, please review the documents below
Specimen Requirements
Specimen
Urine
Volume
5 mL
Minimum Volume
0.6 mL
Container
Plastic urine container, no preservative
Storage Instructions
Room temperature
Stability Requirements
| Temperature | Period |
|---|---|
| Room Temperature | 14 days |
| Refrigerated | 14 days |
| Frozen | 19 days |
Similar Tests
Other tests from different labs that may be relevant
Methylmalonic Acid (MMA) Quantitative, Urine
ARUP Laboratories
Methylmalonic Acid, Urine with Creatinine
Quest Diagnostics
Methylmalonic Acid, Quantitative, Urine
Mayo Clinic Lab
Organic Acids, Urine
ARUP Laboratories
Organic Acid Screen - Urine
Baylor Genetics
Organic Acids Screen, Random, Urine
Mayo Clinic Lab
Organic Acids, Comprehensive, Quantitative, Urine
Quest Diagnostics