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Geisinger Medical Laboratories/Geisinger Proven Diagnostics Test Catalog
RETINOL BINDING PROTEIN |
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ORDERING INFORMATION: |
Geisinger Epic Procedure Code: LAB1123 Geisinger Epic ID: 52417 | |
SPECIMEN COLLECTION |
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Specimen type: |
Serum | |
Preferred collection container: |
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Alternate Collection Container: |
6 mL red-top (plain, non-serum separator) tube
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Specimen required: |
2 mL serum; minimum 0.5 mL | |
Special notes: |
Avoid hemolysis. | |
Patient preparation: |
Fasting for at least 12 hours is required. | |
| SPECIMEN PROCESSING |
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Specimen processing instructions: |
Centrifuge and aliquot. | |
Transport temperature: |
Refrigerated (cold packs). | |
Specimen stability: |
Room temperature: 24 hours. Refrigerated: 20 days. Frozen: 180 days. | |
Rejection criteria: |
Glass tube • Plasma • Viscous fluids • Synovial • Joint • Knee • Pleural • Grossly and moderately hemolyzed serum samples | |
TEST DETAILS |
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CPT code(s): |
83883 | |
| 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. | ||
Methodology: |
Fixed Time Nephelometry |
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Synonyms: |
Quest test code 35422, Retinol Bind, RBP
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Clinical significance: |
RBP may be elevated in patients with renal disease and diabetes. Concentrations may be decreased in patients hepatotoxicity, hepatitis, and cirrhosis. | |