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Item Value
Approval req'd? No
Available Stat? No
Test code MOLT (Order in Apex as 'Miscellaneous Outside Lab Test' using the complete test name above)
Performed by Quest
Sendout? Yes
Method GC
Collection Instructions Wrap the tube in aluminum foil to protect it from light.
Container type Gold top
Amount to Collect 2 mL blood
Sample type Serum
Preferred volume 1 mL serum
Min. Volume 0.5 mL serum
Processing notes Refrigerate serum in a dark pour-off vial. Order Quest # 94403
Units mg/L
Normal range
Sedative 1-5 mg/L
Toxic > 10 mg/L
Anoxic Rx 20-60 mg/L
Synonyms Pentothal
Turn around times Test performed daily. Turnaround time: 1-3 days
Additional information Includes testing for metabolite Pentobarbital.

Because of readier availability of the assay for pentobarbital, and because release of thiopental from fat depots after the patient has been on continuous iv therapy cannot be controlled, pentobarbital is preferred for sustaining barbiturate coma (thiopental is partially metabolized to pentobarbital). In a patient receiving only thiopental therapy, a pentobarbital level which exceeds 2.0 mg/L indicates hepatic toxicity. If both pentobarbital and thiopental are being administered normal ranges for each apply
CPT coding 82205-90 x2
Last Updated 2/20/2014 3:17:57 PM
Entry Number 899
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