A “normal” EKG is one that shows what is known as sinus rhythm. Sinus rhythm may look like a lot of little bumps, but each relays an important action in the heart.

Fig 2 shows what a normal ECG looks like and its relationship with the stages of the cardiac cycle. During the normal cardiac cycle, the atrial contraction that takes place is associated with a P-wave ...

He takes no medications and all of his laboratory evaluations are completely normal, including electrolytes, ... Remember how to determine heart rate on ECG. Looks like about 42 beats per minute.

Can ECG be normal during heart attack? "Yes. Whenever a patient comes in with an emergency of a heart attack 70% of the time, the initial ECG is not normal, but in 30% cases the ECG can be normal.

An electrocardiogram assesses the heart’s electrical activity; it is commonly used as a non-invasive monitoring device in many different healthcare settings. This article, the first in a three-part ...