This is minimal change disease (MCD) which is characterized by effacement of the epithelial cell (podocyte) foot processes and loss of the normal charge barrier such that albumin selectively leaks out and proteinuria ensues.

• 微小病变性肾小球肾炎，特点是：脏层上皮细胞（足细胞）的足突消失，正常的离子屏障丧失，表现为选择性白蛋白漏出，接着出现蛋白尿。