The IIF assay also detected ANCA prevalence in 3.6% mild COVID-19 patients during acute illness as compared to 2.4% healthy individuals. Contrastingly, a significantly higher ANCA prevalence in 19 ...

Following description of C-ANCA, autoantibodies that produce a perinuclear staining pattern (P-ANCA) by IIF were also reported in patients with systemic arteritis and glomerulonephritis 18, 19 ...

The first cases of ANCA-positive vasculitis associated with PTU were described by Dolman and colleagues in 1993. [1] Since then there have been over 40 cases reported in the literature. Presenting ...