Pulmonary circulation vessels
What causes high blood pressure in the pulmonary circulation?
In primary pulmonary hypertension, the cause is unknown, but the abnormal changes associated with blood vessels in the lungs. Secondary pulmonary hypertension is a complication of many diseases of the lungs, heart and chest cavity. Cor pulmonale is a consequence of prolonged high blood pressure in the pulmonary circulation in which the right ventricle has become enlarged. Right ventricle is relatively thin and have limited ability to appreciate, therefore, the right side of the heart could begin to fail if blood pressure in the pulmonary circulation are persistently high. It occurs when the right-sided heart failure.
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