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What are the causes of Henoch Schonlein purpura nephritis

2017-02-18 12:02

1 causes of infection caused by Henoch Schonlein purpura nephritis:
Including bacteria, viruses and parasites or Schistosoma infection. About 1/3 of patients before the onset of infection, the most common respiratory tract infection. A beta hemolytic streptococcus, Mycobacterium tuberculosis, Streptococcus pneumoniae, Staphylococcus aureus, varicella virus, measles virus, influenza virus, human papilloma virus, Salmonella, HIV, Chlamydia pneumoniae and schistosome infection reports.

2 allergy:
There are about Yao, 1/4 before the onset of food, vaccination and pollen inhalation allergy caused by other conditions. (1) Yao: antibiotics, sulfonamides, isoniazid, salicylic acid, quinine, C Masi Bing, iodide, aspirin, vaccine and tuberculin test etc. (2) food: fish, shrimp, crab, eggs, clams, milk protein rare; liquor, nuts, beans, wheat, strawberry and chocolate (3) other: pollen allergy, insect bites and cold stimulation.

3 etiology of Henoch Schonlein purpura nephritis, its pathogenesis is mainly allergens:
Food, Yao, bacteria, viruses, toxins caused by immune complex formation and deposition in the kidney, inducing immune injury and vascular inflammation. A large number of researches indicate allergic purpura nephritis is a complex disease: immune serum in patients with HSP can be detected in circulating immune complexes; skin microvascular and mesenteric vascular lesions showed glomerular, allergic vasculitis, vascular lesions and glomerular IgA positive, C3 granule calm; HSP patients transplanted kidney and normal kidney transplanted the same lesions. IgA plays an important role in its pathogenesis.

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