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Test ID: CTDC
Connective Tissue Diseases Cascade, Serum

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Reference Values Describes reference intervals and additional information for interpretation of test results. May include intervals based on age and sex when appropriate. Intervals are Mayo-derived, unless otherwise designated. If an interpretive report is provided, the reference value field will state this.

ANTINUCLEAR ANTIBODIES (ANA)

< or =1.0 U (negative)

1.1-2.9 U (weakly positive)

3.0-5.9 U (positive)

> or =6.0 U (strongly positive)

Reference values apply to all ages.

 

CYCLIC CITRULLINATED PEPTIDE ANTIBODIES, IgG

<20.0 U (negative)

20.0-39.9 U (weak positive)

40.0-59.9 U (positive)

> or =60.0 U (strong positive) 

Reference values apply to all ages.



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