The ANA blood test can seem complicated. The results—positive or negative, titer, pattern, and subset test results—can provide healthcare providers with valuable clues to help diagnose many ...

The most frequent ANA patterns in PBC sera are the 'speckled' (Figure 1), the multiple nuclear dots (MND; Figure 2), the rim-like/membranous (RL/M; Figure 3) and the anticentromere (ACA ...