A collection of echocardiogram images and video clips that have been labeled #A4C (Apical 4 Chamber). The transducer is placed in the approx 5th intercostal space, aprox. left midclavicular. The transducer's index mark is directed towards the patient's left side. The apical four-chamber view displays the ventricular septum in the middle with the right heart displayed on the left side of the screen and the larger left heart on the right of the screen. The atria are seen in the far field.