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Geisinger Medical Laboratories Test Catalog
DOUBLE STRANDED DNA (DSDNA) ANTIBODY, QUANT |
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Geisinger Epic Procedure Code: LAB4298
Geisinger Epic ID: 179624
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SPECIMEN COLLECTION |
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Specimen type: |
Serum | |
Preferred collection container: |
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Specimen required: |
0.5 mL serum; minimum 0.2 mL | |
| SPECIMEN PROCESSING |
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Specimen processing instructions: |
Allow to clot. Centrifuge and submit 0.5 mL serum. | |
Transport temperature: |
Refrigerated (preferred). Room temperature (stable 8 hours) or frozen specimen also acceptable. | |
Specimen stability: |
Room temperature: 8 hours. Refrigerated (2-8°C): 72 hours. Frozen: 6 months | |
TEST DETAILS |
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Reference interval: |
Negative <20 IU/mL | |
Interpretation guide: |
Negative: <20 IU/mL Equivocal: 20-45 IU/mL Positive: >45 IU/mL |
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CPT code(s): |
86225 | |
| 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: |
Enzyme Immunoassay (EIA) |
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Synonyms: |
DSDNA
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Clinical significance: |
The presence of dsDNA antibodies in correlation with clinical findings can aid in the diagnosis of systemic lupus erythematosus. | |
Doctoral Director(s:) |
Hoi-Ying Elsie Yu PhD, DABCC, FADLM | |
| Review Date: | 12/13/2022 | |