Search: Cardiac resynchronization therapy

Sudden Cardiac Arrest

Sudden cardiac arrest is a life-threatening emergency in which the heart stops pumping effectively. Learn about symptoms, causes, emergency response a...

Bundle Branch Block

Bundle branch block is a delay or interruption in the heart's electrical conduction system. Learn about types, symptoms, causes, diagnosis and treatme...

Cardiomyopathy

Cardiomyopathy is a disease of the heart muscle that affects how the heart pumps blood. Learn about types, symptoms, causes and treatment options.

Dilated Cardiomyopathy

Dilated cardiomyopathy is a heart muscle disease in which the heart enlarges and weakens. Learn about symptoms, causes, diagnosis and treatment options.

Arrhythmias

Arrhythmia is an abnormal heart rhythm that can range from harmless palpitations to life-threatening emergencies. Learn about its types, causes, and t...

Mitral Valve Regurgitation

Mitral valve regurgitation occurs when the mitral valve fails to close fully and blood leaks backward in the heart. Learn about symptoms, causes and t...

Heart Failure: Diagnosis & Treatment

How is heart failure diagnosed and treated? Learn about echocardiography, blood tests, and the medications and devices used to manage this condition.