Yale New Haven Hospital

Department of Laboratory Medicine
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Centromere antibody, IgG

Lab Section: 

Immunology

 

Lab Location: 

Main Lab

Test ID: 

LAB2761

 

Methodology: 

Semi-Quantitative Indirect Fluorescent Antibody (IFA)

Schedule: 

Monday-Friday

Reported: 

3 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: 2 weeks; Frozen: 1 year (avoid repeated freeze/thaw cycles)

 

Notes: 

Reflex Criteria: Negative- No further testing is done. Positive - Semi-Quantitative IFA titer is performed at an additional charge.

Clinical Indications: Centromere antibody is present in 80-90% of individuals with CREST variant scleroderma. This antibody is also seen in 30% of Raynaud patients, 12% of patients with mixed connective-tissue disease, diffuse scleroderma, interstitial pulmonary fibrosis, primary biliary cirrhosis, and in a smaller percent of patients with systemic lupus erythematosus (SLE) and RA.

Reference Interval: 

<_x0031_:_x0038_0>

CPT Code(s): 

86235

Last Changed: 

09/04/2016 14:59:21

Last Reviewed: 

8/24/2017 2:54:28 PM