Anemia Profile, Megaloblastic, Urine

CPT: 82136; 83918
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Synonyms

  • Megaloblastic Anemia, Urine

Test Includes

Creatinine; cystathionine; homocysteine; 2-methylcitrate; methylmalonic acid


Expected Turnaround Time

7 - 14 days


Related Documents


Specimen Requirements


Specimen

Urine


Volume

5 mL


Minimum Volume

1 mL


Container

Plastic urine container


Storage Instructions

Refrigerate.


Stability Requirements

Temperature

Period

Room temperature

7 days

Refrigerated

14 days

Frozen

14 days

Freeze/thaw cycles

Stable x3


Test Details


Limitations

This test was developed and its performance characteristics determined by LabCorp. It has not been cleared or approved by the Food and Drug Administration.


Methodology

Gas chromatography/mass spectrometry (GC/MS)


Reference Interval

• Methylmalonic acid: 0.4−2.5 μmol/mmol creatinine

• 2-Methylcitric acid: 0.7−2.2 μmol/mmol creatinine

• Homocysteine: 0.1−0.8 μmol/mmol creatinine

• Cystathionine: 0.1−3.0 μmol/mmol creatinine


LOINC® Map

Order Code Order Code Name Order Loinc Result Code Result Code Name UofM Result LOINC
716340 Anemia, Megaloblastic, Urine 716448 Cystathionine-Norm umol/mmol cr 25092-8
716340 Anemia, Megaloblastic, Urine 723281 Creatinine(Crt), U g/L 2161-8
716340 Anemia, Megaloblastic, Urine 716445 MMA - Normalized umol/mmol cr 25116-5
716340 Anemia, Megaloblastic, Urine 716446 2-MCA - Normalized umol/mmol cr 25114-0
716340 Anemia, Megaloblastic, Urine 716447 Homocysteine-Norm umol/mmol cr 26582-7
716340 Anemia, Megaloblastic, Urine 716348 Methylmalonic Acid, U umol/L 32287-5
716340 Anemia, Megaloblastic, Urine 716341 2-Methylcitric Acid, U umol/L 26811-0
716340 Anemia, Megaloblastic, Urine 716342 Homocysteine, Urine umol/L 32020-0
716340 Anemia, Megaloblastic, Urine 716343 Cystathionine, Urine umol/L 26964-7

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CPT Statement/Profile Statement

The LOINC® codes are copyright © 1994-2018, Regenstrief Institute, Inc. and the Logical Observation Identifiers Names and Codes (LOINC) Committee. Permission is granted in perpetuity, without payment of license fees or royalties, to use, copy, or distribute the LOINC® codes for any commercial or non-commercial purpose, subject to the terms under the license agreement found at https://loinc.org/license/. Additional information regarding LOINC® codes can be found at LOINC.org, including the LOINC Manual, which can be downloaded at LOINC.org/downloads/files/LOINCManual.pdf