Yale New Haven Hospital

Department of Laboratory Medicine
Test Directory

[ Test Name Index ]

[ Home & References ]

dsDNA by crithidia

Lab Section: 

Immunology

 

Lab Location: 

Main Lab

Test ID: 

LAB2905

 

Methodology: 

Indirect Fluorescent Antibody

Schedule: 

Weekly

Reported: 

4 days

Specimen Requirements: 

Collection: 4.0 mL Blood in a Gold Top Tube.
Pediatric volume: 0.5 mL.
Unacceptable conditions: Grossly hemolyzed, or severely lipemic specimens
Stability: After separation from cells: Refrigerated: 7 days; Frozen: 3 months (avoid repeated freeze/thaw cycles) Ambient: 48 hours

 

Notes: 

Clinical Indications: Double Stranded DNA (dsDNA) antibodies (1:10 or greater) are found in 50-60 percent of systemic lupus erythematosus (SLE), 20-30 percent in Sjögren syndrome, 20-25 percent in mixed connective tissue disease (MCTD), and less than 5 percent in progressive systemic sclerosis (PSS).

CPT Code(s): 

86255

Last Changed: 

09/04/2016 14:59:21

Last Reviewed: 

8/24/2017 3:44:48 PM