DNA (ds) Antibody, Crithidia with Reflex

Last Modified: 5/29/2019 2:33:00 PM


Medical Necessity Documentation:  
Client Notes:  
Patient Preparation: Overnight Fasting is preferred
Specimen Requirements:

1.0 mL Serum from a Red Top Tube in a Plastic Vial

Collection Instructions:  
Minimum Volume: 0.2 mL Serum
Transport & Storage: Temperature/Stability: 7 days Ambient
16 days Refrigerated
35 days Frozen
Reference Range: Negative
Critical Ranges:  
Test Comments: If the DNA (ds) Antibody Screen is positive, DNA (ds) Antibody Titer will be performed at an additional charge (CPT code(s): 86256).
Methodology: Immunofluorescence Assay (IFA)
Clinical Significance: dsDNA Antibody is detected in patients with active systemic lupus erythematosus (SLE) and approximately 20% of patients with mixed connective tissue disease.
Documentation:  
Custom Panel: No

PRODUCTION SCHEDULE

Turn Around Time: 1 to 3 days
Days Performed: Tuesday, Wednesday, Thursday, Friday, Saturday
Sites Performed: Quest - Chantilly
PHL Test Code: DNADR
EPIC Test Code: LAB2941
Send Out Test Code: 37092
Alternate Test Names: Crithidia Luciliae Substrate Assay; DNA (ds) Antibody, Crithidia IFA with Reflex to Ti; DNA Ab, Crithidia w/ Reflex Titer; Double Stranded DNA Antibody; Native DNA Antibody
Included Tests:  
CPT Coding: 86255

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