ANCA/ANA positive associated diseases 
🔹ANCA
@UpToDate : Testing for the presence of antineutrophil cytoplasmic antibodies (ANCA) is useful to help diagnose ANCA-associated vasculitis.
Other considerations:
🔸ANCA-associated drug-induced vasculitis
🔸 ANCA-associated nonvasculitic disorders
@UpToDate : Testing for the presence of antineutrophil cytoplasmic antibodies (ANCA) is useful to help diagnose ANCA-associated vasculitis.
Other considerations:
🔸ANCA-associated drug-induced vasculitis
🔸 ANCA-associated nonvasculitic disorders
A great Infographic of ANA-associated vasculitis👇
https://twitter.com/AnnKumfer/status/1283098490630025217?s=19
🔹ANA
🔸Interpretation of a positive ANA test requires knowing the pretest probability of ANA-associated diseases ➡️based on a complete history and physical examination.
🔸Interpretation of a positive ANA test requires knowing the pretest probability of ANA-associated diseases ➡️based on a complete history and physical examination.
ANAs may be detected in patients with systemic autoimmune diseases (eg, systemic lupus erythematosus [SLE]), organ specific autoimmune diseases (eg, autoimmune thyroid disease), as well as infectious diseases and malignancies.
ANAs may also be detected in healthy individuals.
ANAs may also be detected in healthy individuals.
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