Abnormal glomerular mesangium morphology Diffuse mesangial sclerosis Diffuse mesangial sclerosis glomerulopathy Diffuse sclerosis of the mesangium, as manifestated by diffuse mesangial matrix expansion. HP:0004728 HP:0001967 SNOMEDCT_US:111406002 This finding can be demonstrated by renal biopsy. Mesangial sclerosis UMLS:C0268747 MSH:C537346 human_phenotype