Which of the following is not a cause of Cor pulmonale: March 2005

Ans. D: Mitral stenosis Any condition that leads to prolonged high blood pressure in the aeries or veins of the lungs (called pulmonary hypeension) puts a strain on the right side of the hea. When this right ventricle fails or is unable to properly pump against these abnormally high pressures, this is called cor pulmonale. A few causes of cor pulmonale are: Chronic obstructive pulmonary disease (COPD) Obstructive sleep apnea Central sleep apnea Mountain sickness Cystic fibrosis Primary pulmonary hypeension Pneumoconiosis Kyphoscoliosis Interstitial lung disease Chronic thromboembolic pulmonary disease Pulmonary vascular disease Pulmonary hypeension