Desipramine

Test Code

412

CPT Codes
80335

Preferred Specimen

3 mL serum collected in a red-top tube (no gel)

Patient Preparation
Collect at steady-state trough concentration. Specimen should be collected >12 hours after dose.

Minimum Volume

1.5 mL

Other Acceptable Specimens

Plasma collected in: EDTA (lavender-top) tube, sodium heparin (green-top) tube or lithium heparin (green-top) tube

Transport Temperature

Room temperature

Specimen Stability

Room temperature: 5 days
Refrigerated: 5 days
Frozen: 30 days

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)

Gross hemolysis • Gel barrier/Serum Separator Tube (SST^®)

Methodology
Chromatography/Mass Spectrometry

Setup Schedule

Set up: Tue-Sat; Report available: 2-4 days

Report Available

2 to 4 Day(s)

Clinical Significance

Desipramine is a tricyclic antidepressant. Therapeutic drug levels are monitored to assist the physician assessing therapeutic response and to avoid toxicity.

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.