purpura nephritis kidney puncture needle

Purpuric nephritis kidney puncture, the diagnosis of purpuric nephritis, must meet three criteria:

1. There are some extra-renal clinical manifestations such as skin purpura, arthralgia, gastrointestinal reactions, and fever.

Second, the clinical manifestations of the kidney, the patient has hematuria, increased proteinuria, elevated blood pressure, renal insufficiency.

3. Pathological examination of renal puncture showed mesangial cell hyperplasia and deposition of iga in the mesangial area.

Purpuric nephritis is divided into six grades according to the International Society of Pediatric Nephrology, including:

Grade I refers to mild lesions.

Grade II refers to simple mesangial hyperplasia.

Grade 3 refers to mesangial hyperplasia with less than 50 percent glomerular crescent formation.

Grade IV refers to mesangial hyperplasia with crescent formation in 50 percent to 75 percent of glomeruli.

Grade 5 refers to mesangial hyperplasia with crescent formation in more than 75 percent of glomeruli.

Grade VI refers to pseudomembranous proliferative nephritis.

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