Diltiazem
Test Mnemonic
DILTIA
CPT Codes
- 80299 - QTY (1)
LOINC ®
6898-1
Aliases
- Cardizem
Performing Laboratory
Mayo Clinic Dpt of Lab Med & Pathology
Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 3 mL | Serum | No additive (Red) | Refrigerated | Do not use serum separator tubes. |
Alternate Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 3 mL | Plasma | Sodium heparin (Green) | Refrigerated | Do not use plasma separator tubes. |
Minimum Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 0.6 mL |
Stability
| Environmental Condition | Description |
|---|---|
| Refrigerated | 14 days (preferred) |
| Frozen | 180 days |
| Ambient | 72 hours |
Days Performed
Sun - Sat
Turnaround Time
4 - 8 days
Methodology
| Name | Description |
|---|---|
| High Performance Liquid Chromatography with Ultraviolet Detection (HPLC-UV) |
Reference Range
| Diltiazem | |||||
|---|---|---|---|---|---|
| Sex | Age From | Age To | Type | Range | Range Unit |
| Normal | 50 -200 | ng/mL |
Special Info
Do not collect in plasma or serum gel tubes.