A type of echo test that provides a close look at the heart’s valves and chambers, without interference from the ribs or lungs. During a TEE, an ultrasound transducer, positioned on an endoscope, is guided down a patient’s throat into the esophagus.

Test for the presence of blood clots in the heart; a tube is run down the esophagus next to the heart; the echocardiogram uses high-frequency ultrasonic waves from within the esophagus to visualize st [..]