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Epic Code LAB2111582 Quetiapine, Blood Level

Test Name Alias

Seroquel | 998

Interface Order Alias

11501

Collection Instructions

Specimen Collection: Blood

 

Container(s): Red top (no additive) or Green top non gel (Sodium or Lithium heparin)

Preferred Volume to Collect: 3.0 mL

Minimum Volume to Collect: 2.0 mL

Neonate Volume to Collect: 2.0 mL

Capillary collect ok? Yes

Microtainer acceptable?  Yes

 

Collection Instructions:

 

  • After collection, gently invert tube 8-10 times.
  • Red Top is preferred tube.
  • Specimen should be processed – See Processing Instructions.

Processing Instructions (Laboratory, Outpatient or Off-site collection)

Processed Specimen: Plasma or Serum

Centrifuge/Spin: Yes

Aliquot: Yes

 

Processing Instructions:

  • Red top:
  • When tubes are clotted (30-45 minutes), centrifuge specimen.
  • Pipette serum into aliquot tube
  • Green top:
    • Centrifuge after collection
    • Pipette plasma into aliquot tubes

Minimum plasma/serum volume: 1.0 mL

 

Transport Temperature: Ambient

Specimen Stability

Ambient: 72 hours

Refrigerate: 7 days

Frozen: 180 days

Laboratory Retention: 7 days

Test Frequency

Available 24 hours, usual TAT 1-3 days.

STAT TAT 4 hours.

Reference Range

Therapeutic and toxic ranges have not been established.

 

Expected steady-state Quetiapine plasma levels in patients receiving recommended daily dosages: 100 – 1000 ng/mL.

 

Performing Department

TOXICOLOGY

Performing Department Laboratory Location

Spectrum Health Regional Laboratory, Grand Rapids, MI

Methodology

Liquid Chromatography-Mass Spectrometry

 

This test was developed and its performance characteristics determined by Spectrum Health Toxicology Laboratory. It has not been cleared or approved by the FDA. The laboratory is regulated under CLIA as qualified to perform high-complexity testing. This test is used for clinical purposes. It should not be regarded as investigational or for research.

 

 

CPT

80342-LAB-QUETIAPINE BLD LVL
HCPCS: G0480

CDM Code

4028869

Epic Test ID

1230101109

LOINC

Quetiapine Lvl: 26776-5

Beaker LOINC

QUETIAPINE BLOOD LEVEL: 26776-5

Additional Information

Gold top (Serum Separator/Plasma Separator, SST Gel) are not acceptable

Reviewed Date

12/6/2021

Beaker Names

Beaker Procedure Name: QUETIAPINE BLOOD LEVEL
Beaker Display Name: Quetiapine, Blood Level
BEAKER TEST NAME: QUETIAPINE
BEAKER TEST REPORT NAME: Quetiapine

Beaker Synonyms

No synonym on file

Beaker Location, Container and Temperature

BW TOXICOLOGY: RED TOP TUBE R (Preferred)-Ambient
BW TOXICOLOGY: 4 ML GREEN LI HEPARIN TUBE A (Acceptable)-Ambient
BW TOXICOLOGY: 4 ML GREEN NA HEPARIN TUBE (Acceptable)-Ambient