Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are mildly hyperinflated , as evidenced by flattening of the diaphragms on the lateral view . Diffuse interstitial markings , compatible with known chronic interstitial lung disease , are unchanged . There is no pleural effusion or evidence of pulmonary edema . There is no focal airspace consolidation worrisome for pneumonia . Mild to moderate cardiomegaly is unchanged . The mediastinal and hilar contours are unremarkable . A coronary artery stent is noted . There is a levoscoliosis of the thoracic spine .
    OUTPUT:
    
Stable changes of chronic interstitial lung disease without evidence of a superimposed acute cardiopulmonary process .