Evaluation of tricuspid and pulmonary valves using epicardial and transesophageal echocardiography--a comparative study.

Objective: To compare measurements obtained by transesophageal echocardiography (TEE) and epicardial echocardiography (EE) for evaluation of the tricuspid valve (TV) and pulmonary valve (PV).

Design: Prospective observational.

Setting: University hospital.