Pulsus alternans involving the right heart.
D000293:Adolescent; D000328:Adult; D001794:Blood Pressure; D006328:Cardiac Catheterization; D009202:Cardiomyopathies / Q000503:physiopathology; D005260:Female; D006331:Heart Diseases / Q000503:physiopathology*; D006333:Heart Failure; D006801:Humans; D006976:Hypertension, Pulmonary; D008297:Male; D008946:Mitral Valve Stenosis / Q000503:physiopathology; D011247:Pregnancy; D011249:Pregnancy Complications, Cardiovascular / Q000503:physiopathology; D011674:Pulse