We concluded that this case represents a hydralazine-induced small vessel vasculitis rather than an idiopathic one.
[ncbi.nlm.nih.gov]
Pauci-immune small-vessel vasculitis can affect any organ of the body and may produce gross lesions in these organs.
[abdominalkey.com]
ANCA, Renal-limited vasculitis, Rapidly progressive glomerulonephritis, Vasculitis, Myeloperoxidase, Proteinase 3, ANCA-ASSOCIATED VASCULITIS, SMALL-VESSEL VASCULITIS, ANTINEUTROPHIL
[rug.nl]