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definitions

focal segmental glomerulosclerosis

n.
  1. Segmental collapse of glomerular capillaries with thickened basement membranes and increased mesangial matrix, seen sometimes in nephrotic syndrome or mesangial proliferative glomerulonephritis.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.