臨牀透析 Vol.24 No.9(2-2)


特集名 慢性腎不全病態に対する新たな視点 -- 治療目標をどこにおくか ?
題名 [病態]CRA (cardio-renal anemia) 症候群
発刊年月 2008年 08月
著者 常喜 信彦 東邦大学医療センター大橋病院腎臓内科
著者 長谷 弘記 東邦大学医療センター大橋病院腎臓内科
【 要旨 】 慢性貧血の原因疾患として腎不全と心不全はその代表である.Silverbergらは腎不全を合併する心不全患者に対し積極的にエリスロポエチン製剤 (EPO) を投与し,貧血改善に並行して心予後が改善することを報告し,心機能に対する貧血補正の重要性を強調した.腎不全患者には心血管疾患が高率に合併することから,両不全臓器に対する治療概念としてEPO治療が注目され,心-腎-貧血連関 (cardio-renal anemia syndrome) として認知されるに至った.この連関と介入治療について概説する.
Theme New Insights into Uremic Conditions and Their Therapeutic Targets
Title Cardio-renal anemia syndrome
Author Nobuhiko Joki Department of Nephrology, Toho University Ohashi Medical Center
Author Hiroki Hase Department of Nephrology, Toho University Ohashi Medical Center
[ Summary ] Published clinical and laboratory data suggest that anemia, congestive heart failure (CHF) and chronic kidney disease (CKD) are interrelated. Those conditions interact, producing a “vicious cycle” of disease which has been termed by Silverberg as “Cardio-Renal Anaemia Syndrome”. In this syndrome there may be either a cause or effect relationship between CKD and anaemia. The same holds true for CHF. There may also be a causative relationship between CHF and CKD. Numerous publications have borne out the fact that anaemia correction provides wide ranging benefits to CKD patients.
Additionally, there is evidence to suggest that these benefits may be extended to patients with cardiac disease. Uncontrolled and controlled studies of the effect of subcutaneous epoetin treatment in anemic patients with both CHF and CKD show significant improvements in both cardiac and renal functions.
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