Centromere Antibody, IgG
0050714
Ordering Recommendation
 
Mnemonic
ANTICENT
Methodology
Semi-Quantitative Multiplex Bead Assay
Performed
Sun-Sat
Reported
1-2 days  
New York DOH Approval Status
This test is New York DOH approved.
Submit With Order
Specimen Required
Patient Preparation
  
Collect
Serum separator tube.  
Specimen Preparation
Separate serum from cells ASAP or within 2 hours of collection. Transfer 1 mL serum to an ARUP Standard Transport Tube. (Min: 0.25 mL)  
Storage/Transport Temperature
Refrigerated.  
Unacceptable Conditions
Plasma.  Contaminated, hemolyzed, or severely lipemic specimens.  
Remarks
  
Stability
After separation from cells: Ambient: 48 hours; Refrigerated: 2 weeks; Frozen: 1 year (avoid repeated freeze/thaw cycles)  
Reference Interval
29 AU/mL or less: Negative
30-40 AU/mL: Equivocal
41 AU/mL or greater: Positive  
Interpretive Data
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.  
Note
 
CPT Code(s)
83516
Components
Component Test Code*Component Chart NameLOINC
0050714Centromere Ab, IgG29966-9
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
  • ACA
  • Anti-centromere Antibodies
  • Anti-Centromere Antibody
  • Anticentromere Antibodies
  • Centromere Antibodies, IgG
  • CENTROMERE ANTIBODY
  • Centromere Autoantibodies
  • Centromere B
  • CREST
  • HEp-2