Table 3.
|
Condition |
Pressure changes |
Waveform changes |
|
Tricuspid regurgitation |
Increased RA pressure |
Prominent v wave, x descent obliterated, y descent steep |
|
Right ventricular infarction |
Ý RA and RV pressures. RAP does not fall
and may rise in inspiration |
Prominent x and y descents |
|
Constrictive pericarditis |
RA, RV diastolic, PA diastolic and occlusion pressures Ý
and equalized. RAP may Ý in inspiration |
Prominent x and y descents |
|
Pericardial tamponade |
RA, RV diastolic, PA diastolic and occlusion pressures Ý
and equalized. RAP usually falls in inspiration |
y descent damped or absent |