Left Atrial Enlargement Lead II P wave biphasic Terminal negative component at least 0.04 second in duration and 1 mm deep (i.e., I mall square x 1 small square x 1 small square) P axis to left (-300 or less) Right Atrial Enlargement […]
Pulmonary Stenosis Pulmonary Stenosis is a heart valve disorder that involves the pulmonary valve.This valve separates the right ventricle (one of the chambers in the heart) and the pulmonary artery. The pulmonary artery carries oxygen-poor blood to the lungs.Stenosis, or narrowing, occurs when the valve cannot open wide enough. As a result, less blood flows to the […]