Liquid Chromatography/Tandem Mass Spectrometry (LC/MS/MS)
Methylphenidate FORWARD
Ritalin FORWARD
Varies
Submit only 1 of the following specimens:
Plasma
Draw blood in a green-top (sodium heparin) tube(s), plasma gel tube is not acceptable. Spin down and freeze immediately. Send 2 mL of sodium heparin plasma frozen in a plastic vial on dry ice.
Serum
Draw blood in a plain red-top tube(s), serum gel tube is not acceptable. Spin down and freeze immediately. Send 2 mL serum frozen in a plastic vial on dry ice.
0.5 mL
Hemolysis | NA |
Lipemia | NA |
Icterus | NA |
Other | NA |
Specimen Type | Temperature | Time | Special Container |
---|---|---|---|
Varies | Frozen | 180 days |
Reference
Tuesday and Thursday
80360
Test Id | Test Order Name | Order LOINC Value |
---|---|---|
RIT | Methylphenidate (Ritalin) | 3807-5 |
Result Id | Test Result Name |
Result LOINC Value
Applies only to results expressed in units of measure originally reported by the performing laboratory. These values do not apply to results that are converted to other units of measure.
|
---|---|---|
Z1121 | Methylphenidate (Ritalin) | 3807-5 |