Purpose
Therapeutic Drug Monitoring
Method(s)
High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS)
Suggested CPT Code(s)
80375
New York State Approval Status

Approved

Turnaround Time

8 days

Test Includes
1 Diltiazem Cardizem® High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) ng/mL 5 Cardiovascular

Test Also Known As
Dilacor®; Tiazac®
Specimen Type
Blood
Requested Volume
1 mL
Minimum Volume
0.4 mL
Special Handling
None
Specimen Container
Lavender top tube (EDTA)

Additional Collection Instructions

Transport Temperature
Frozen
Light Protection
Not Required
Rejection Criteria
Received Room Temperature. Received Refrigerated.

Rejection criteria pertain to clinical specimen submissions only.

Stability
Room Temperature: Not Stable
Refrigerated: 4 day(s)
Frozen (-20 °C): 30 day(s)
1 Diltiazem Cardizem® High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) ng/mL 5 Cardiovascular

Interface Map

LOINC® Information