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Orderable Name Centromere AB Centromere B Antibody

Specimen Type

Blood

Minimum Volume

1.0 mL

Container

Plain Red
Serum/Refrigerate

Methodology

Fluorescent Enzymatic Immunoassay

Turnaround Time

Batch tested Tuesday, Wednesday and Friday.

Testing days subject to change based on volume

Reference Range

≤6.9 unit/mL Negative

Notes

Antibody results should not be used alone for diagnosis and must be interpreted in light of clinical manifestations and other test results.
Centromere B antibodies are found in 70-90% of patients with CREST Syndrome, a limited form of scleroderma with a comparatively favorable prognosis. However, they may also occur in Raynaud’s phenomenon and primary biliary cirrhosis (10-20%).

CPT Code

86235