text: The diagnostic study of<unk>  for<unk><unk><unk>  is contrast-enhanced transesophageal echocardiography (c-TEE).
option_0: Patent foramen ovale diagnostic study of choice
option_1: Ventricular tachycardia diagnostic study of choice
option_2: Atrial flutter diagnostic study of choice
option_3: Pulseless ventricular tachycardia diagnostic study of choice
option_4: Ventricular fibrillation differential diagnosis
option_5: Pulmonary hypertension diagnostic study of choice
option_6: Endocarditis diagnostic study of choice
option_7: Third degree AV block diagnostic study of choice