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HelpTest ID BLOD0645 Methotrexate
AKA
METH
MTX
MEXATE
Specimen Type/Requirements
Light Green top (Lithium Heparin w/gel) tube - Plasma
Gold top (Serum w/gel) tube - Serum
Test is affected by hemolysis. Test is affected by lipemia.
Specimen Volume
| Preferred Volume | 1.0 mL |
|---|---|
| Minimum Volume | 0.3 mL |
Stability/Transport
| Room Temperature | Not Acceptable | |
|---|---|---|
| Refrigerated | 2 weeks | Preferred for transport |
| Frozen | Not Acceptable |
Performed Test Frequency
Monday through Sunday
Methodology
Competitive Enzyme Immunoassay
Performing Lab
Sanford Laboratories Bismarck
CPT
82947