Isoniazid, Serum/Plasma Test (2440SP)
||Therapeutic Drug Monitoring; This test is New York State approved.
||High Performance Liquid Chromatography/
TandemMass Spectrometry (LC-MS/MS)
||1 mL Serum or Plasma
||Plastic container (preservative-free)
||Serum: Collect sample in Red top tube
Plasma: Collect sample in Lavender top tube (EDTA) or Pink top tube.
Promptly centrifuge and separate Serum or Plasma into a plastic screw capped vial using approved guidelines. Freeze at -70 C upon collection and ship on dry ice. Ship overnight Monday through Thursday, to arrive at NMS Labs the following day.
|Light Protection Required
||Room Temperature: 1 day(s)
Refrigerated: 1 day(s)
Frozen (-20 °C): 1 day(s)
Frozen (-70 °C): 4 month(s)
||Received Room Temperature. Received Refrigerated.
|Day(s) Test Set-up / TAT
||[LC-MS/MS] Tuesday / 3 days
|Suggested CPT Code
|Test Summary Sheet
*Rejection criteria pertain to clinical specimen submissions only.
**Stated minimum volume allows for a single analysis. Repeat analysis will not be performed.