自律機能不全のオートスタティック・めまいと闘うための身体的操作

J J van Lieshout¹, A D ten Harkel, W Wieling

¹Department of Medicine, University of Amsterdam, Netherlands.

Lancet (London, England)

|April 11, 1992

まとめ

脚を横に並べたり,ひざまずいたりすると,低腎動脈性正規性低血圧の患者の血圧が著しく上昇し,めまいと効果的に闘う. これらの単純な操作は,正体不耐性を管理するための実用的な解決策を提供します.

科学分野:

心臓病学心臓病学
神経学神経学とは
生理学生理学とは

背景:

静止性低血圧は,立っているときに血圧が下がり,しばしばめまいが起こることが特徴です.
矯正性低血圧の患者の中には,症状を和らげるために,足の交差やひざまずきなどの操作を行います.
ハイポアドレナージック・オーソスタティック・低血圧は,交感性神経系の反応の障害を伴う.

研究の目的:

ハイポアドレナージック・オーソスタティック・低血圧の患者における血圧に対する脚を横に並べたり,ひざまずいたりすることの効果を調査する.
これらの操作に対する血圧の反応を,患者と健康な個体で比較する.

主な方法:

7人のハイポアドレナジック・オーソスタティック・低血圧患者と6人の健康な被験者を研究した.
測定された血圧は,立っているとき,足の交差やひざまずきで,あるいはそれなしに変化します.
患者のめまいの発生を評価した.

主要な成果:

介入なしでは,7人の患者のうち5人が,立ってから10分以内にめまいを経験しました.
足を交差させることで,患者の平均血圧が13mmHg上昇し (対照群では1mmHg),めまいが解消されました.
スクワットは患者の平均血圧を44mmHg (対照群では8mmHg) 増加させ,めまいを軽減した.

結論:

足の交差やひざまずきは,低腎動脈性正規性低血圧の患者にとって,血圧を高める効果的な操作です.
これらの演習は,患者さんがオーソスタティックなめまいを管理し,立ち上がりに対する耐性を改善するのに役立ちます.
矯正不耐症を経験している患者は,これらの単純な非薬理学的介入について知らされるべきです.

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