What does an EKG tell us?
Rather than a cardiovascular ultrasound (echocardiogram) which is utilized to assess the mechanical capability of the heart, an electrocardiogram is utilized to assess the electrical action in the heart. Electrical driving forces in the heart tell the heart muscles to contract. The compressions are what we allude to as the heartbeat. An EKG creates a visual showcase of electrical action as diagramed wave structures...