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Geisinger Medical Laboratories/Geisinger Proven Diagnostics Test Catalog
CARBAMAZEPINE AND METABOLITE-FREE, SERUM/PLASMA |
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ORDERING INFORMATION: |
Geisinger Epic Procedure Code: LAB2312 Geisinger Epic ID: 19456 | |
SPECIMEN COLLECTION |
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Specimen type: |
Serum or plasma | |
Preferred collection container: |
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Specimen required: |
2 mL aliquot of serum or plasma; minimum 1.2 mL. | |
Special notes: |
Do not use serum separator tubes. | |
| SPECIMEN PROCESSING |
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Specimen processing instructions: |
Allow serum to clot. Centrifuge serum or plasma 10 minutes at 3000 rpm. | |
Transport temperature: |
Room temperature (preferred). Refrigerated or frozen specimen also acceptable. | |
Specimen stability: |
Room Temperature: 2 weeks. Refrigerated: 2 weeks. Frozen: 10 months (-20°C). | |
Rejection criteria: |
Stability limits exceeded. Specimen collected in serum separator tubes. | |
TEST DETAILS |
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Reference interval: |
Carbamazepine - Free 1.0-3.0 mcg/mL Carbamazepine Metabolite 0.1-1.0 mcg/mL |
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CPT code(s): |
80157, 80161 | |
| Note: The billing party has sole responsibility for CPT coding. Any questions regarding coding should be directed to the payer being billed. The CPT codes provided by GML are based on AMA guidelines and are for informational purposes only. | ||
Test includes: |
Carbamazepine-Free; Carbamazepine-10,11-Epoxide-Free. | |
Methodology: |
Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS) |
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Synonyms: |
Carbamazepine & Metabolite 10,11 Epoxide Free, FEPOX Free Tegretol epoxide Quest test code 6071
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