血液中のビタミンAとEの血清濃度と,不全性脳卒中後の早期の結果
J De Keyser1, N De Klippel, H Merkx
1Department of Neurology, Academisch Ziekenhuis Vrije Universiteit Brussel, Belgium.
Lancet (London, England)
|June 27, 1992
まとめ
高いビタミンAレベルは,急性不全性脳卒中患者のアウトカムを改善する可能性があります. この研究は,ビタミンAが脳卒中患者の回復を促進し,ビタミンEとは異なり,死亡率を低下させることを示唆しています.
科学分野:
- 神経学 神経学とは
- バイオケミストリー バイオケミストリー
- オキシダティブ・ストレスは,
背景:
- フリーラジカル形成と脂質過酸化は,脳不全後の神経損傷に寄与する.
- ビタミンA,Eなどの内生的な抗酸化物質は,潜在的な保護的役割について調査されています.
研究 の 目的:
- 急性不全性脳卒中における内生性抗酸化物質ビタミンAとEの保護機能を調査する.
- 血清ビタミン濃度と患者のアウトカムとの関連を決定する.
主な方法:
- 80人の急性不全性脳卒中患者と80人のマッチングした対照群を対象とした見通し,制御された研究.
- 血清ビタミンAおよびビタミンE濃度が測定され,グループ間で比較されました.
- 21日以内にマチュー・スケールとバーテル・インデックスを用いて患者のアウトカムを評価した.
主要な成果:
- 血清ビタミンA濃度は,試験群と対照群で類似していました.
- 脳卒中患者の血清ビタミンA濃度の上昇は,より迅速な回復 (24時間以内),死亡率の低下,神経学的スコアの向上と相関していた.
- ビタミンE濃度に基づいて結果の有意な違いは観察されなかった.
結論:
- 血清ビタミンA濃度の上昇は,不全性脳卒中における早期の結果に有益な効果があるようです.
- ビタミンAは,脳卒中後の組織損傷とニューロン細胞死を軽減する保護的役割を果たす可能性があります.
- 血管不全性脳卒中におけるビタミンAの作用の特定のメカニズムを明らかにするために,さらなる研究が必要である.
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