| http://www.w3.org/ns/prov#value | - heart and lungs. it is characterized by abnormally high blood pressure (hypertension) in the pulmonary artery, the blood vessel that carries blood from the heart to the lungs. the most common signs and symptoms are shortness of breath (dyspnea) during exertion and fainting spells. as the condition worsens, people can experience dizziness, swelling (edema) of the ankles or legs, chest pain, and a r
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