TEE (Transesophageal Echocardiography)
A Doppler echocardiographic transducer is inserted in the esophagus to
visualize the lungs, heart and great vessels.
Thrombus, pl. (Thrombi)
A clot in the cardiovascular systems formed during life from constituents of
blood; it may be occlusive or attached to the vessel or heart wall without
obstructing the lumen (mural thrombus).
Position in which the patient's head is low and the body and legs are on an
elevated and inclined plane.
The valve between the right atrium and the right ventricle.
An instrument for withdrawing fluid from a cavity. It consists of a metal
tube (cannula) into which fits an obturator with a sharp three-cornered tip,
which is withdrawn after the instrument has been pushed into the cavity. The
name trocar is usually applied to the obturator alone, the entire instrument
being designated trocar and cannula.
Angina or chest pain that occurs at rest, new onset of pain with exertion,
or pain that has accelerated (more frequent, longer in duration, or lower in