Utilizing the latest ultrasound systems available, the UCSF Health Adult Echocardiography Lab provides 2D and 3D transthoracic and transesophageal echocardiograms, echocardiographic stress testing (i.e. dobutamine, supine bicycle, and treadmill), treadmill stress testing, cardiopulmonary stress testing, ultrasound enhancement studies, and provides intra-operative support for structural heart cases. Transthoracic Echocardiography (TTE), Adult Congenital Transthoracic Echocardiography (ACTE), Transesophageal Echocardiography (TEE), and Stress Echocardiography) and related procedures or studies including peripheral intravenous placement, ultrasound enhancement studies and/or bubble studies.