Pentobarbital, Serum
Additional Codes
Primary ID |
Epic Code |
Mayo Test ID |
PENTO |
LAB2418 | PENTS |
Reporting Name
Pentobarbital, SUseful For
Monitoring of pentobarbital therapy treatment
Method Name
Gas Chromatography Mass Spectrometry (GC-MS)
Performing Laboratory
Mayo Clinic Laboratories in RochesterSpecimen Type
Serum RedSpecimen Required
Supplies: Sarstedt Aliquot Tube, 5 mL (T914)
Collection Container/Tube: Red top (Serum gel/SST are not acceptable)
Submission Container/Tube: Plastic vial
Specimen Volume: 2 mL
Collection Instructions:
1. Draw blood immediately before next scheduled dose.
2. Centrifuge and aliquot serum in plastic vial within 2 hours of collection.
Specimen Minimum Volume
0.7 mL
Specimen Stability Information
Specimen Type | Temperature | Time | Special Container |
---|---|---|---|
Serum Red | Refrigerated (preferred) | 14 days | |
Ambient | 14 days | ||
Frozen | 14 days |
Reject Due To
Gross hemolysis | Reject |
Gross lipemia | OK |
Gross icterus | OK |
Reference Values
Therapeutic range
Hypnotic: 1-5 mcg/mL
Therapeutic coma: 20-50 mcg/mL
Reducing intracranial pressure: 30-40 mcg/mL
This degree of sedation requires artificial respiratory support.
Toxic concentration: >10 mcg/mL
Day(s) Performed
Thursday
CPT Code Information
80299
LOINC Code Information
Test ID | Test Order Name | Order LOINC Value |
---|---|---|
PENTS | Pentobarbital, S | 3924-8 |
Result ID | Test Result Name | Result LOINC Value |
---|---|---|
8239 | Pentobarbital, S | 3924-8 |
Test Classification
This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. It has not been cleared or approved by the US Food and Drug Administration.Report Available
3 to 9 daysSpecimen Retention Time
14 daysNY State Approved
YesForms
If not ordering electronically, complete, print, and send a Therapeutics Test Request (T831) with the specimen.