CANCA Positivity is specific for:: (A) Polyaeritis Nodosa, (B) Wegener's granulomatosis, (C) Henoch shontein purpura, (D) Churg strouss syndrome
Answer is B. Answer is B (Wegener's granulomatosis): CANCA refers to Cytoplasmic Antineutrophilic cytoplasmic antibodies and its presence is highly specific for Wegener's granulomatosis