- NMTHR
N-Methylhistamine, Random Urine (ARUP via RPS)
Test Code
NMTHR
Specimen Name
N-Methylhistamine, Random Urine (ARUP via RPS)
CPT Codes
- 82542
- 82570
Collect
Urine Cup (1)
Stability
Refrigerate
Volume
5 mL
Minimum Volume
3 mL
Performed
Performance varies / Reported 3-10 days
Additional Information
ARUP # 3002743 Test not performed at ARUP; separate specimens must be submitted when multiple tests are ordered. Room temperature or frozen also acceptable. _x000D_
_x000D_
Patient must not be taking monoamine oxidase inhibitors (MAOIs) or aminoguanidine as these medications increase N-methylhistamine (NMH) levels. Specimen should be collected within a few hours of symptom onset._x000D_
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