Test Overview
Test Methodology
Liquid Chromatography (LC-MS/MS)
Test Usage
Therapeutic drug monitoring.
Reference Range *
0.5 - 2.0 mcg/mL
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.
Test Details
Days Set Up
Monday - Saturday
Analytic Time
3 - 6 days
Soft Order Code
PFN
MiChart Code
Propafenone (Rhythmol) Level
Synonyms
- PROPAF
- Propafenone, Plasma
Laboratory
Sendout
Reference Laboratory
Mayo PFN (80295)
Section
Special Testing
Specimen Requirements
Collection Instructions
Collect a trough specimen in a red top tube after patient has been receiving Propafenone for at least 3 days; do not use SST tube. Centrifuge, aliquot serum into a plastic vial within 2 hours of collection and refrigerate.
Normal Volume
1.5 mL serum
Minimum Volume
0.5 mL serum
Rejection Criteria
SST tube not acceptable.
Additional Information
Test sent to Mayo Medical Laboratories.
Billing
CPT Code
80299
Fee Code
32158
LOINC
6905-4