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Geisinger Medical Laboratories/Geisinger Proven Diagnostics Test Catalog
CHROMATIN (NUCLEOSOMAL) AB |
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ORDERING INFORMATION: |
Geisinger Epic Procedure Code: LAB2000 Geisinger Epic ID: 45092 | |
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: |
1 mL serum; minimum 0.5 mL | |
| SPECIMEN PROCESSING |
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Transport temperature: |
Refrigerated (cold packs). | |
Specimen stability: |
Room temperature: 4 days. Refrigerated: 7 days. Frozsen: 30 days. | |
Rejection criteria: |
Gross hemolysis. Grossly lipemic. Grossly icteric. | |
TEST DETAILS |
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CPT code(s): |
86235 | |
| 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: |
Immunoassay |
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Synonyms: |
Quest test code 34088 CHROMT
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Clinical significance: |
Chromatin Antibody plays a central role in the autoimmune response in systemic lupus erythematosus (SLE). Approximately 90% of patients with SLE have sera that will exhibit reactivity to nucleosomes. | |