The interpretation of an<unk>  should be done in a consistent step-by-step way. Each<unk>  should be evaluated for the following:
How to read an ECG
Second degree AV block physical examination
Tocainide detailed information
Paroxysmal AV Block Prognosis
First degree AV block physical examination
Coronary angiography left coronary artery
Tricuspid regurgitation physical examination
Atrioventricular canal physical examination