The list of things that go into this category is long. Review the list below. Take the Learn the Heart ECG Quizzes and Cases, then review once again, or as many times as you’d like, when you ...

Atypical atrial flutter originates from the left atrium or areas in the right atrium, such as surgical scars, and has a variable appearance on ECG in regards to the flutter waves.

and less commonly genetic testing or electrophysiological study. Physicians may modify the ECG criteria or diagnostic testing based on past experience, practice setting or the presence or absence of ...