Hydralazine, a widely used therapy for hypertension and heart failure, can elicit autoimmune disease, including anti-neutrophil cytoplasmic antibody associated glomerulonephritis (ANCA-GN). We identified 80 cases of ANCA-GN complicating treatment with hydralazine, accounting 4.3% (80/1858 biopsies) diagnosed between 2006 2019. Over three-fourths patients were on hydralazine at least one year, m...
