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ランタン炭酸とカルシウム炭酸による高リン酸血症の治療による慢性腎臓病患者における心血管疾患への影響:LANDMARK ランダム化臨床試験
Hiroaki Ogata1, Masafumi Fukagawa2, Hideki Hirakata3
1Division of Nephrology, Department of Internal Medicine, Showa University Northern Yokohama Hospital, Tsuzuki, Yokohama, Kanagawa, Japan.
JAMA
|May 18, 2021
PubMed で要約を見る
まとめ
ランタン炭酸は,血液透析患者におけるカルシウム炭酸と比較して,心血管疾患を有意に減少させなかった. しかし,ランタン炭酸は心血管疾患による死亡と二次性副甲状腺症のリスクを高めました.
科学分野:
- 腎臓科
- 心血管医学
- 薬理学について
背景:
- 透析を受けている患者では,ハイパーフォスファテミアが一般的です.
- リン酸結合剤は,高リン酸血症の管理に使用されます.
- 心血管疾患に対する非カルシウムベースの対カルシウムベースのリン酸結合剤の比較効果は不明である.
研究 の 目的:
- リンタン炭酸とカルシウム炭酸の有効性を比較して,高リン酸血症および血管結晶の危険因子を持つ血液透析患者における心血管イベントの軽減を図る.
主な方法:
- 慢性腎疾患の患者2374人を対象としたオープン・ランダム化並列群臨床試験.
- 患者にはランタン炭酸またはカルシウム炭酸を投与し,目標の血清リン酸濃度を達成するために定位しました.
- 主なアウトカムは,主要な心血管疾患の複合であり,追跡期間の中央値は3. 16年であった.
主要な成果:
- ランタン炭酸とカルシウム炭酸のグループ間の複合心血管疾患発生率において有意な差は認められなかった (HR,1. 11; 95% CI,0. 88-1.41).
- ランタン炭酸群では,心血管疾患による死亡リスクが有意に増加した (HR,1. 51; 95% CI,1. 01-2.27) と二次性副甲状腺症 (HR,1. 62; 95% CI,1. 19 - 2. 20)
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