局灶性节段性肾小球硬化，三色染色显示蓝色的胶原沉积。成年人和儿童肾病综合征有1/6是局灶性节段性肾小球硬化。
This trichrome stain of a glomerulus in a patient with focal segmental glomerulosclerosis (FSGS) demonstrates blue collagen deposition. FSGS accounts for about a sixth of cases of nephrotic syndrome in adults and children.
