widespread lesions at 14 and 38 weeks were dilatation of bowman 's space , thickening of the basement membrane , increase in mesangial matrix , interposition of non-argentophilic mesangial matrix into the glomerular basement membrane , protein deposits in the mesangium and parietal basement membrane , formation of crescents , shrinkage of the glomeruli with collapse of glomerular tufts , and finally glomerular sclerosis .
C0599297
glomerular basement membrane
C0022663
glomeruli