Sign in →

Test Code 9247 Meperidine (Demerol) and Normeperidine, serum

Additional Codes

Mayo Test ID
FMEP

Reporting Name

Meperidine (Demerol)

Performing Laboratory

Medtox Laboratories, Inc.

Specimen Type

Varies


Specimen Required


Submit only 1 of the following specimens:

 

Plasma

Draw blood in a green-top (sodium heparin) tube(s). Plasma gel tube is not acceptable. Spin down and send 3 mL of sodium heparin plasma refrigerated in a plastic vial.

 

Serum

Draw blood in a plain red-top tube(s). Serum gel tube is not acceptable. Spin down and send 3 mL of serum refrigerated in a plastic vial.


Specimen Minimum Volume

0.6 mL

Specimen Stability Information

Specimen Type Temperature Time
Varies Refrigerated (preferred) 14 days
  Frozen  180 days
  Ambient  72 hours

Reference Values

Meperidine:

Reference Range: 400 - 700 ng/ml

 

Normeperidine: No reference range provided

 

Day(s) and Time(s) Performed

Monday through Sunday

CPT Code Information

80362

LOINC Code Information

Test ID Test Order Name Order LOINC Value
FMEP Meperidine (Demerol) 68314-4

 

Result ID Test Result Name Result LOINC Value
Z1132 Meperidine 73934-2
Z1159 Normeperidine 73933-4

Method Name

Liquid Chromatography/Tandem Mass Spectrometry (LC/MS/MS)

Barnes-Jewish Hospital Additional Information:
For BJH Laboratory Use Only

Laboratory Processing Instructions:
BJH Chemistry will forward to Mayo Medical Laboratories who will forward to the performing laboratory. Do not reject specimen if not received on ice.