Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is top - normal . The aorta is tortuous . Convexity along the right paratracheal stripe may reflect tortuous vessels . Right hilar prominence may reflect underlying lymphadenopathy . Mediastinal and left hilar contours are otherwise unremarkable . No pulmonary edema is present . Increased interstitial opacities are seen in the lung bases , potentially reflective of a chronic changes . No focal consolidation , pleural effusion or pneumothorax is detected . There mild degenerative changes in the lower thoracic spine .
    OUTPUT:
    
1 . Increased interstitial opacities the lung bases , potentially reflective of chronic changes . No focal consolidation . 2 . Right hilar prominence may be suggestive of underlying lymphadenopathy .