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.

This is especially true if no AV blocking medications were being taken at the time of this ECG. For a complete review of atrial flutter including the types and determining rotation, click the ...

STATEN ISLAND, N.Y. — Northwell Staten Island University Hospital is among the first in the country to successfully treat ...