Noninvasive Features that Help Differentiate Constrictive Pericarditis from Restrictive Cardiomyopathy
Constrictive Pericarditis | Restrictive Cardiomyopathy | |
---|---|---|
Physical examination | ||
Kussmaul sign | Present | May be present |
Pericardial knock | May be present | Absent |
Chest X-ray | ||
Pericardial calcification | May be present | Absent |
Echocardiography | ||
Thickened pericardium | Present | Absent |
Thickened myocardium | Absent | Often present |
Exaggerated variation in transvalvular velocities | Present | Absent |
CT or MRI | ||
Thickened pericardium | Present | Absent |