NURSING ANM AND GNM

Detailed explanation-1: -Pulmonary hypertension usually worsens during exercise, sleep and exacerbation. Pulmonary vascular remodelling in COPD is the main cause of increase in pulmonary artery pressure and is thought to result from the combined effects of hypoxia, inflammation and loss of capillaries in severe emphysema.

Detailed explanation-2: -Diseases that damage lungs are autoimmune (e.g., scleroderma), cystic fibrosis, and obesity hypoventilation syndrome are also lead to pulmonary hypertension. Massive pulmonary embolism is the most common cause of acute cor pulmonale.