... tests, and stool for occult blood before initiatingwarfarin or heparin. Obtain a transthoracic echocardiogram toevaluate for valvular heart disease and determine chamber size andfunction. Transesophageal ... exercise stress test, to estimate mortality rates, and to reviewindications for revascularization. In MKSAP forStudents 4, assessyourself with items 10-11 in the Cardiovascular Medicine section.BibliographySnow ... criticallyimportant in formulating an effective, individualized treatmentplan. Transthoracic echocardiography differentiates between sys-tolic and diastolic dysfunction, and this distinction informs treat-ment...