A 18-year-old man presented to the emergency department with palpitations and fatigue. Twelve months earlier he had been submitted to an electrophysiological study and radiofrequency ablation for ...

The ventricles share a common septum and, therefore, the filling of one influences the compliance of the other. This phenomenon is known as direct diastolic ventricular interaction. The interaction is ...

Ectopic heartbeats are extra heartbeats that occur just before a regular beat. Ectopic beats are normal and usually not a cause for concern, though they can make people feel anxious. Ectopic beats are ...

A ventricular assist device (VAD) is used to help a weak heart pump blood in people with severe heart failure. The surgery for placing a VAD is a complex open-heart surgery that takes four to six ...

The diverse causes of right-sided heart failure (RHF) include, among others, primary cardiomyopathies with right ventricular (RV) involvement, RV ischemia and infarction, volume loading caused by ...

Tachycardia is when your heart beats faster than 100 times per minute. It can be normal, like when you exercise, or potentially life-threatening. Supraventricular tachycardias (SVT) often occur ...

Division of Neonatal Services, Royal Women's Hospital, Melbourne 3053, Australia Dr M W Davies, Perinatal Research Centre, The Royal Women's Hospital, Bowen Bridge Road, Herston, Brisbane, QLD 4029, ...