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Carbamazepine, total-952

Test info

Test name:

Carbamazepine, total

Test number:

952

Excellian order number:

80156.0

Abbreviation:

CAR

Alternate names:

Carbatrol
CB2
Tegretol

Specimen

Specimen type:

Lithium heparin (Li hep) plasma

Collection container:

Lt green plasma separator (PST)

Volume:

1.0 mL

Collection instructions:

Trough: Collect immediately prior to next dose
Peak: Collect 4 - 6 hrs post dose
Immediately following collection, mix sample thoroughly by gently inverting 8 - 10 times to prevent clotting

Processing instructions:

Spin within two (2) hours of sample collection

Transport container:

Lt green plasma separator (PST)

Alternate specimen type:

Serum

Alternate collection container:

Gold serum separator (SST) tube

Alternate collection instructions:

Immediately following collection, thoroughly mix sample by gently inverting 5 times

Alternate processing instructions:

Allow sample to clot for a minimum of 30 minutes
Spin within two (2) hours of sample collection

Alternate transport container:

Gold serum separator (SST) tube

Transport and stability:

Refrigerated (preferred) - 7 days

Ambient - 2 days

Frozen - 4 weeks

Reason for rejection:

Improper labels (unlabeled or mislabeled)
Hemolysis (some procedures)
Improper anticoagulant or ratio
Delay in transport
Improper storage temperature affecting results
Inappropriate timing of collection
Improper container
Leaking container resulting in compromised specimen
Quantity not sufficient (QNS)

Performance

Performing lab:

AHL - Chemistry: C

Days set up:

Daily

TAT:

1 day

Method:

Homogenous microparticle agglutination immunassay (KIMS)

Clinical and Interpretive info

Reference ranges:

4.0 - 12.0 µg/mL

Results that require action (critical):

>15 µg/mL

Billing

CPT codes:

80156

Tracking

Date created:

11/30/2001

Revised date:

12/30/2022

Review date:

01/11/2024