Do you have any of the following symptoms?
- Class I – No symptoms and no limitation in ordinary physical activity, e.g. shortness of breath when walking, climbing stairs etc.
- Class II – Mild symptoms (mild shortness of breath and/or angina) and slight limitation during ordinary activity.
- Class III – Marked limitation in activity due to symptoms, even during less-than-ordinary activity, e.g. walking short distances. Comfortable only at rest.
- Class IV – Severe limitations. Experiences symptoms even while at rest.
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