Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart is moderately enlarged . The aorta is tortuous and calcified . The hila appear somewhat enlarged bilaterally , but no pulmonary edema is present . Left basilar opacification may reflect atelectasis . Blunting of the costophrenic angles bilaterally suggests small pleural effusions . No pneumothorax is identified . There are no acute osseous abnormalities .
    OUTPUT:
    
1 . No radiographic evidence to suggest tuberculosis . 2 . Left basilar opacity may reflect atelectasis . 3 . Small bilateral pleural effusions . 4 . Enlarged hila bilaterally is suggestive of pulmonary arterial hypertension .