This way, you can drill into your memory what each type of STEMI looks like on the 12-lead ECG. How to treat STEMI patients is discussed in the CAD - STEMI Topic Review. There are five basic acute ...

To understand how an Echo works, it helps to have a basic understanding of the intricate functions of the heart. Dr. Alvarez ...

See the ECG basics section on determining axis for details. If the QRS is upright in lead I and downward (negative) in lead aVF, then the axis is between 0 and -90 degrees, likely left axis deviation.