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Geisinger Medical Laboratories/Geisinger Proven Diagnostics Test Catalog
C4A LEVEL BY RIA |
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ORDERING INFORMATION: |
Geisinger Epic Procedure Code: LAB1273 Geisinger Epic ID: 53017 | |
SPECIMEN COLLECTION |
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Specimen type: |
Plasma | |
Preferred collection container: |
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Specimen required: |
Adult: 1 mL plasma; minimum 0.5 mL. Pediatric: 0.5 mL plasma | |
| SPECIMEN PROCESSING |
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Specimen processing instructions: |
Centrifuge at room temperature within one half hour of collection; preferably immediately after venipuncture. Transfer the cell-free plasma to a clean tube and store immediately at -20°C, then transfer to dry ice for shipment within 6 hours or immediately freeze on dry ice or at -70°C or below. Send frozen plasma Priority Overnight via FedEx and in a well insulated container on dry ice. | |
Transport temperature: |
Frozen. | |
Specimen stability: |
Room temperature: Unacceptable. Refrigerated: Unacceptable. Frozen -20° C: 6 hours. Frozen -70° C: 1 year. | |
Rejection criteria: |
Received room temperature • Received refrigerated • Received thawed | |
TEST DETAILS |
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CPT code(s): |
86160 | |
| 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: |
Radioimmunoassay (RIA) |
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Synonyms: |
Quest test code 19956, C4a Level by
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