Diagnose pulmonary valve regurgitation as a late consequence of tetralogy of Fallot repair. Use high-sensitivity C-reactive protein level to guide treatment and cardiac risk stratification in a patient at intermediate risk of cardiovascular disease. Evaluate a patient with a diastolic murmur. Manage thromboembolic risk following atrial fibrillation ablation. Treat a patient with hypertrophic cardiomyopathy. Treat a penetrating atherosclerotic ulcer in the descending aorta. Diagnose effusive constrictive pericarditis. Manage high LDL cholesterol level in a patient with diabetes mellitus and an elevated risk for coronary artery disease. Manage ACE inhibitor side effects in a patient with heart failure. Manage incidental finding of atrial septal aneurysm with patent foramen ovale. Manage a patient with stable angina pectoris and a low-risk stress test result. Diagnose bicuspid aortic valve. Recommend influenza vaccination for the secondary prevention of ischemic heart disease. Treat acquired QT-interval prolongation. Manage heart failure with preserved ejection fraction with diuretics. Treat low-pressure cardiac tamponade. Identify the importance of individual risk factors in the risk of myocardial infarction. Manage a patient with diabetes mellitus and three-vessel coronary artery disease. Evaluate coronary artery disease in a patient with COPD. Manage asymptomatic severe aortic stenosis. Diagnose stress cardiomyopathy (takotsubo cardiomyopathy). Diagnose Eisenmenger syndrome due to a patent ductus arteriosus. Treat a patient with acute decompensated heart failure and evidence of low cardiac output. Manage type A aortic dissection. Manage antibiotic prophylaxis in a patient with a mechanical aortic valve prosthesis. Diagnose peripheral arterial disease in a patient with uninterpretable ankle-brachial index testing. Manage atrial fibrillation in a patient following percutaneous coronary intervention for treatment of refractory angina. Manage symptomatic severe aortic stenosis. Diagnose atrial septal defect. Manage a patient with mitral valve stenosis considering pregnancy. Manage abdominal aortic aneurysm with referral for repair. Treat a patient with potentially transient constrictive pericarditis. Manage symptomatic premature ventricular contractions. Manage discharge of a patient with heart failure to prevent readmission. Diagnose aortic coarctation in an adult. Diagnose a murmur heard in a pregnant woman. Manage medication use prior to stress testing. Manage a patient with new-onset exertional angina pectoris. Manage cardiovascular risk in an older woman with diabetes mellitus. Manage claudication with pharmacologic therapy in a patient with peripheral arterial disease. Manage an accelerated idioventricular rhythm following myocardial infarction. Treat a patient with acute pericarditis with high-dose aspirin. Manage dual antiplatelet therapy after drug-eluting stent placement following non–ST-elevation myocardial infarction. Manage a patient with ventricular septal defect. Treat mitral regurgitation with bioprosthetic mitral valve replacement. Evaluate a patient with new-onset heart failure who has evidence of coronary artery disease. Manage a patient with diabetes mellitus presenting with stable angina pectoris not controlled with optimal medical therapy. Use appropriate imaging to evaluate mitral regurgitation. Evaluate infrequent palpitations in a patient without syncope. Treat wide-complex tachycardia due to atrial fibrillation with aberrant conduction. Manage cardiovascular risk reduction in a patient with peripheral arterial disease. Choose appropriate antiplatelet agents following acute coronary syndrome and percutaneous coronary intervention. Treat heart failure with reduced ejection fraction with a β-blocker. Diagnose platypnea-orthodeoxia syndrome. Manage heart failure with cardiac resynchronization therapy. Evaluate a patient with cardiovascular risk factors and atypical chest pain and a normal resting electrocardiogram. Manage infection of an implanted electronic cardiac device. Manage asymptomatic moderate aortic regurgitation. Manage anticoagulation therapy in a pregnant woman with a mechanical valve prosthesis. Treat a patient with thrombolytic failure following an ST-elevation myocardial infarction. Screen patients with a family history of hypertrophic cardiomyopathy for the disease at appropriate intervals. Treat atrioventricular block complicating acute myocardial infarction. Manage intravenous lines in a patient with cyanotic congenital heart disease. Manage coronary artery disease risk in an asymptomatic patient with diabetes mellitus. Manage acute limb ischemia. Manage asymptomatic severe mitral regurgitation with reduced left ventricular function. Manage Brugada syndrome. Manage end-stage heart failure with a left ventricular assist device. Manage complicated type B aortic dissection. Treat severe asymptomatic pulmonary valve stenosis. Manage a patient with a non–ST-elevation myocardial infarction with antiplatelet and anticoagulant medications. Evaluate change in clinical status of a patient with mitral regurgitation. Diagnose aortic valve stenosis in an asymptomatic adult with repaired aortic coarctation. Manage risk of sudden cardiac death in a patient with heart failure with placement of an implantable cardioverter-defibrillator. Treat cardiotoxicity due to chemotherapy with an anthracycline. Evaluate a patient with dyspnea with a history of catheter ablation for atrial fibrillation. Identify risk factors for sudden death in a patient with obstructive hypertrophic cardiomyopathy. Manage a small abdominal aortic aneurysm with surveillance. Treat a patient undergoing thrombolysis for an ST-elevation myocardial infarction with clopidogrel. Manage iron-deficiency anemia in a patient with cyanotic congenital heart disease. Use coronary artery calcium score to clarify cardiovascular risk in an intermediate-risk patient. Treat symptomatic peripheral arterial disease with a supervised exercise program. Select proper imaging surveillance for a patient with a bicuspid aortic valve and aortopathy. Diagnose obstructive coronary artery disease in a patient with left bundle branch block. Evaluate a woman with atypical chest pain with exercise electrocardiography. Manage aspirin use for primary prevention in a patient with diabetes mellitus and a low cardiovascular risk. Treat low cardiac output in heart failure by reducing afterload. Manage liver disease resulting from constrictive pericarditis. Evaluate a patient with atypical chest pain and indeterminate findings on exercise stress testing. Manage a patient with an acute coronary syndrome with thrombolytic therapy. Diagnose severe aortic regurgitation. Distinguish lumbar stenosis from peripheral arterial disease. Manage acute decompensated systolic heart failure with diuretics. Treat a patient with patent foramen ovale and cryptogenic stroke with aspirin. Manage a bicuspid aortic valve in an asymptomatic adult. Evaluate palpitations with a loop recorder. Treat native valve infective endocarditis complicated by heart block. Treat an acute episode of supraventricular tachycardia. Manage dual antiplatelet therapy in a patient who had a non–ST-elevation myocardial infarction treated with a bare metal stent. Recognize late complications in a cardiac transplant patient. Manage a patient with an implantable cardioverter-defibrillator undergoing surgery. Diagnose ostium primum atrial septal defect. Manage ventricular septal defect complicating myocardial infarction. Treat a black patient with heart failure with hydralazine and isosorbide dinitrate in addition to usual therapy. Evaluate for suspected perivalvular abscess in a patient with infective endocarditis. Diagnose upper extremity peripheral arterial disease. Manage first-degree atrioventricular block accompanied by bifascicular block. Manage secondary risk reduction in a patient with established coronary artery disease. Manage revascularization in a patient with an acute coronary syndrome with a high TIMI risk score and multivessel disease. Treat a patient with severe calcific aortic stenosis and aortic regurgitation with surgical valve replacement. Diagnose a left atrial myxoma. Manage acute pericarditis on an outpatient basis. Manage a patient with Wolff-Parkinson-White syndrome with syncope. Consider reversible causes in the evaluation of heart failure. Appropriately perform surveillance imaging in a patient with Marfan syndrome and aortic root dilation. Manage a patient with a high-risk score on exercise treadmill testing with cardiac catheterization. Diagnose peripartum cardiomyopathy. Manage severe symptomatic mitral stenosis.