Charles D Johnson

The Wolff-Parkinson-White syndrome associated with Marfan's syndrome

Electrocardiogram of the month.

Pacemaker atrial lead dislodgement and malposition inducing ventricular pacing

Left bundle branch block with right axis deviation.

Fatal repetitive ventricular tachycardia in a child.

Mimicry and errors in echocardiography

Tricuspid valve vegetation simulating an intracardiac tumor.

Echocardiography diagnosis of a persistent left superior vena cava draining into the coronary sinus.

Aortic regurgitation. Pacemaker lead.

Retrograde atrial conduction and reciprocal beating