Contraindications to Treadmill Exercise Test
Absolute contraindications to treadmil exercise test
  Within the first 2 days of acute myocardial infarction
  Uncontrolled unstable angina pectoris
  Uncontrolled cardiac arrhythmias
  Uncontrolled symptomatic heart failure
  Acute aortic dissection
  Acute myocarditis
  Acute pericarditis
  Acute pulmonary embolism
Relative contraindications to treadmill exercise test
  Left main coronary artery disease
  Stenotic cardiac valve diseases of moderate degree
  Serum electrolyte abnormalities
  Severe arterial hypertension:
      systolic blood pressure > 200mmHg
and/or diastolic blood pressure > 100mmHg
  Tachycardia or bradycardia
  Hypertrophic cardiomyopathy, subaortic stenosis
  High-degree atriventricular (AV) block
  Inability to exercise because of physical or mental impairment
Reference
  Circulation 2002;106:1883.