FFRの測定

FFRは、心筋への酸素供給を妨げる可能性がある狭窄が、生理学的にどの程度重要であるかを判断するための指標です。測定値は対象枝全体の重症度を反映した指標です。

※Pa（ガイディングカテーテルによって測定された冠動脈入口部の圧）
※Pd（PressureWire™ X ガイドワイヤーによって測定された冠動脈遠位部の圧）

FFRを使用する理由

FFRと安静時指標(RFR)の有効活用⁶

Resting Full-cycle Ratio（RFR）安静時指標の利点を知る

References

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