Table 1.
Test | Patient result | Normal range |
---|---|---|
ANA | Positive | Negative |
ANA titer | 1: 2560 | ≤1: 40 |
ANA brightness | 4+ | – |
ANA pattern | Speckled | – |
C4 complement | 16.5 mg/dl | 16–47 mg/dl |
C3 complement | 109 mg/dl | 88–201 mg/dl |
Anti-dsDNA antibodies | Positive | Negative |
Anti-dsDNA antibodies titer | 1: 10 | Negative |
Anti-SS-A | Positive | Negative |
Anti-SS-A titer | >8.0 | ≤0.9 |
Anti-SS-B | Positive | Negative |
Anti-SS-B titer | >8.0 | ≤0.9 |
Anti-Sm antibodies | Positive | Negative |
Anti-Sm antibodies titer | >8.0 | ≤0.9 |
Anti-RNP antibodies | Negative | Negative |
Anti-RNP antibodies titer | 0.3 | ≤0.9 |
ANA – anti-nuclear antibodies; anti-dsDNA – anti-double-stranded DNA; anti-RNP – anti-ribonucleoprotein; anti-SS-A – anti-Sjögren’s syndrome-related antigen A; anti-SS-B – anti-Sjögren’s syndrome-related antigen B; anti-Sm – anti-smooth muscle.