An Electrocardiogram is a diagnostic test that provides a moving image of the heart with the help of ultrasounds.
WIth this test, a doctor can see:
-The heart’s anatomy: cardiac cavities, valve’s movement and any anomalies it may present.
-Heart’s functionality: to see if the cavities move accordingly, if the valves open and close correctly.
It is very useful to diagnose cardiac and vascular diseases.
How is it performed?
-Without any risk: Ultrasounds are harmless, can be performed on any person, under any circumstance and at any place.
-Painless: It does not produce any pain and does not cause any secondary effect.
-Patients may remain lay down and relaxed. Gel will be applied on their chest, then, on the same zone a small device will be placed that transmit the image of the heart to the screen. This test takes between 15 to 30 minutes.
Kinds of Electrocardiogram
A Electrocardiogram uses high frequency ultrasounds, issued by a probe. These ultrasounds are reflected in the tissue that such probe receives. The Echocardiography machine draw an image with all the received information by the probe and shows it on a video screen.
-Transthoracic: is performed through the thoracic wall.
-Transesophageal: is performed through the esophagus and allows to obtain much clearer images. It is useful when certain pathologies are suspected.