Absolute |
Acute myocardial infarction (within 2 days) |
High-risk unstable angina |
Uncontrolled cardiac arrhythmias |
Symptomatic severe aortic stenosis |
Uncontrolled symptomatic heart failure |
Acute pulmonary embolus or pulmonary infarction |
Acute myocarditis or pericarditis |
Acute aortic dissection |
Relative |
Left main coronary stenosis |
Moderate stenotic valvular heart disease |
Electrolyte abnormalities |
Severe arterial hypertension (>200/110) |
Tachyarrhythmias or bradyarrhythmias |
Hypertrophic cardiomyopathy and other forms of outflow tract obstruction |
Mental or physical impairment leading to inability or willingness to exercise adequately |
High-degree atrioventricular block |
Modified from ref. 10.