Is cor pulmonale more common in emphysema or chronic bronchitis?

this is hard

No. The symptoms of both are the same, but Chronic Bronchitis doesn't go away. C Bronchitis is usually caused by smoking, but not always.

Bronchitis is an inflammation of the main air passages to the lungs. Bronchitis may be short-lived (acute) or chronic, meaning that it lasts a long time and often recurs.

Cor Pulmonale is increased strain on the right side of the heart due to lung diseases that increase the pressure of the blood flowing through the lungs. The right ventricle tries to push blood...

Copd