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🌱 來自: Huppert’s Notes
Central Venous Pressure (CVP) Waveform Jugular Venous Pulse (JVP)🚧 施工中
Central Venous Pressure (CVP) Waveform / Jugular Venous Pulse (JVP)
• a wave: atrial contraction
• c wave: RV contraction (closed tricuspid valve bulging into the atrium)
• x descent: Atrial relaxation and downward displacement of the closed tricuspid valve during ventricular contraction
• v wave: Increased RA pressure during systole because passive filling against a closed tricuspid valve
• y descent: Tricuspid valve opens and emptying blood from RA fills RV