Authors: Mary A. Williamson Mt(ascp) Phd,L. Michael Snyder Md
CSS
Uncommon in WG
Hydralazine, minocycline, propylthiouracil
pANCA (to various antigens, MPO negative):
Connective tissue disease
Antiphospholipid antibody syndrome
Juvenile chronic arthritis
Polymyositis/dermatomyositis
Relapsing polychondritis
RA
Sjögren syndrome
SLE
Inflammatory bowel disease
Ulcerative colitis (60–85%)