Methodology
Liquid Chromatography/Tandem Mass Spectrometry (LC/MS/MS)
Specimen Type
Serum or Plasma
Performing Lab
Quest Diagnostics Valencia
Lab Test Days
1 Day a week
Standard TAT
3 Days
Collection Information
Specimen Required
6 mL Blood
Container Type
Red Top (No Additive)
Collection Instructions
Collect at steady-state trough concetrations. Specimen should be collected >12 Hours after dose. Do not use gel barrier/serum separator tube (SST). Plasma collect in an EDTA (lavender-top) tube, sodium heparin (dark green-top) tube or lithium heparin (dark green-top) tube is acceptable.
Processing Information - Lab Use Only
Transport Temperature
Refrigerate-OK/Frozen-OK
Specimen Stability
Room Temp: 8 Hours; Refrigerated: 5 Days; Frozen:
Rejection Criteria
Gross hemolysis; Gel barrier/Serum separator tube
Test Volume Required
3 mL Serum or Plasma
Minimum Test Volume
1.5 mL Serum or Plasma
Included Tests
Clomipramine, Desmethylclomipramine and Total
CPT Codes
83789
Revised
07-15-13
Initials
SL