functional classifications of patients with heart disease CHART

Question 1

Class I

Answer 1

Pts with cardiac disease with NO resulting limitations of physical activity
Ordinary physical activity does not cause fatigue, palpation, dyspnea or angina
6.5 METs max

Question 2

Class II

Answer 2

patients with cardiac disease with SLIGHT limitation of physical activity
Comfortable at rest
Ordinary physical activty results in fatigue, palpation, dyspnea or angina
4.5 METs max

Question 3

Class III

Answer 3

patients with cardiac disease resulting in MARKED limitation of physical activity
Comfortable at rest
Less than ordinary physical activity causes fatigue, palpation, dyspnea, or angina
3.0 METs max

Question 4

Class IV

Answer 4

patients with cardiac disease with inability to do any physical activity without discomfort
Symptoms of cardiac insufficiency or angina can be present at rest
1.5 METs max