Protriptyline
Test Mnemonic
PROTRI
CPT Codes
- 80335 - QTY (1)
LOINC ®
3999-0
Aliases
- Vivactyl
Performing Laboratory
ARUP
Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 1 mL | Serum | No additive (Red) | Refrigerated | Do not use serum separator tubes. Separate serum from cells within 2 hours of collection. |
Alternate Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 1 mL | Plasma | EDTA (Lavender) | Refrigerated | Do not use plasma separator tubes. Separate plasma from cells within 2 hours of collection. |
Minimum Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 0.5 mL |
Stability
| Environmental Condition | Description |
|---|---|
| Ambient | After separation from cells: 5 days |
| Refrigerated | After separation from cells: 5 days |
| Frozen | After separation from cells: 6 months |
Days Performed
Mon, Wed, Fri
Turnaround Time
2 - 8 days
Methodology
| Name | Description |
|---|---|
| Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS) |
Reference Range
| Protriptyline | |||||
|---|---|---|---|---|---|
| Sex | Age From | Age To | Type | Range | Range Unit |
| Years | 99 Years | Normal | 70 - 240 | ng/mL | Years | 99 Years | Urgent | > 400 | ng/mL |
Special Info
Specimen should be collected prior to next dose - at steady state concentration. This test is New York DOH approved.