Common use of Primary Pulmonary Hypertension Clause in Contracts

Primary Pulmonary Hypertension. Primary Pulmonary Hypertension with substantial right ventricular enlargement confirmed by investigations including cardiac catheterisation, resulting in permanent physical impairment of at least Class IV of the New York Heart Association (NYHA) Classification of Cardiac Impairment. The NYHA Classification of Cardiac Impairment: Class I: No limitation of physical activity. Ordinary physical activity does not cause undue fatigue, dyspnea, or anginal pain. Class II: Slight limitation of physical activity. Ordinary physical activity results in symptoms. Class III: Marked limitation of physical activity. Comfortable at rest, but less than ordinary activity causes symptoms. Class IV: Unable to engage in any physical activity without discomfort. Symptoms may be present even at rest.