Abstract
BACKGROUND: Outcome in patients with anti-neutrophil cytoplasmic antibodies (ANCA)-associated glomerulonephritis (AGN) is difficult to predict. Scoring of renal biopsies has significant but limited predictive value. We investigated whether analysis of plasma and urine levels, and immunostaining of biopsies for the pro-fibrotic peptide connective tissue growth factor (CTGF), might improve prediction
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