臨牀透析 Vol.16 No.7(5)


特集名 透析患者の長期予後とリスクファクター
題名 免疫能
発刊年月 2000年 06月
著者 城田 祐子 東北大学医学部第二内科
著者 佐藤 博 東北大学医学部第二内科
【 要旨 】 透析患者は免疫機能の異常が指摘されている.透析患者の死因では,感染症,悪性腫瘍が上位を占めているが,この原因として,透析患者の高齢化や糖尿病患者の増加に加え,腎不全による免疫力低下や透析操作自体に由来する免疫異常など,種々の要因が関係している.透析患者の免疫能を改善させることは現実的には困難であるが,個々の患者で考えられる免疫能低下の原因をできるだけ除去していくことが重要である.
Theme Risk Factors and Outcome on Long-term Dialysis
Title Immunologic function and survival of hemodialysis patients
Author Yuko Shirota 2nd Department of Internal Medicine, Tohoku University School of Medicine
Author Hiroshi Sato 2nd Department of Internal Medicine, Tohoku University School of Medicine
[ Summary ] Several studies have suggested various aspects of immune system malfunctioning in hemodialysis (HD) patients. In analyzing the cause of death in HD patients we see that, infections and malignancies account for almost a quarter of all deaths.
There are some reasons for the increased risk of infection and malignancy. One is that the number of older patients and diabetic patients is increasing. Additionally, the immune defects associated with chronic renal impairment and cytokinic induction by dialyzer membranes are related to immune malfunctions in HD patients. Although it is virtually impossible to normalize these patients' immune functions, we must find the main causes of immune system malfunctioning in each case, and try to eliminate them as well as possible.
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