臨牀透析 Vol.22 No.12(3)


特集名 メタボリックシンドロームと腎不全
題名 メタボリックシンドロームの慢性腎疾患における循環器合併症の発症・進展に関わる意義
発刊年月 2006年 11月
著者 藤野 貴行 旭川医科大学第一内科
著者 長谷部 直幸 旭川医科大学第一内科
著者 菊池 健次郎 旭川医科大学第一内科
【 要旨 】 メタボリックシンドロームは,その個々の構成要素の重症度は軽度であっても,冠動脈疾患や脳卒中,大動脈瘤,閉塞性動脈硬化症,心臓・血管病の危険因子が集積した病態であり,心臓・血管病の発症リスクを大きく上昇させ,その病態の中核は内臓脂肪の蓄積と,脂肪細胞から分泌されるアディポサイトカインによるインスリン抵抗性の亢進であり,これに耐糖能異常,脂質代謝異常,高血圧のうち2項目以上の心臓血管病危険因子が集積した状態である.近年,微量アルブミン尿や慢性腎疾患 (CKD) の存在が,末期腎不全への進展はもとより,心臓・血管病発症の独立した危険因子とされており,これらとメタボリックシンドロームの密接な関連も指摘されている.
Theme Metabolic Syndrome in Chronic Renal Failure
Title Role of metabolic syndrome in cardiovascular complications in patients with chronic kidney disease
Author Takayuki Fujino First Department of Internal Medicine, Asahikawa Medical College
Author Naoyuki Hasebe First Department of Internal Medicine, Asahikawa Medical College
Author Kenjiro Kikuchi First Department of Internal Medicine, Asahikawa Medical College
[ Summary ] A constellation of metabolic abnormalities, which includes dyslipidemia, dysglycemia, obesity of the visceral type and hypertension is referred to as “metabolic syndrome”. The affects of this syndrome substantially increase the risk of cardiovascular disease (CVD) as well as the development and progression of renal dysfunction, along with aortic aneurysms and obstructive arteriosclerosis. Obesity, especially the visceral type, is associated with secretion of several adipocytokines from adipose tissue, which induce peripheral resistance to insulin actions and hyperinsulinemia, which leads to a predisposition to the developmemt of diabetes. Recently, microalbuminuria has been begun to be accepted as a component and marker for metabolic syndrome, in addition to being an early marker for progressive renal disease, cardiovascular disease, and increased mortality rates in patients with this syndrome. This review examines the role of metabolic syndrome in patients with chronic renal disease, the progression of renal disease, accelerated CVD, as well as the importance of microalbuminuria as an early marker for metabolic syndrome. It also describes the management of these conditions based on clinical evidence.
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