Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is a tortuous and calcified thoracic aorta . The cardiac silhouette is top - normal in size , possibly mildly enlarged . The bilateral hila are unremarkable . Diffuse interstitial prominence likely relates to bronchovascular crowding in the setting of low lung volumes and a sub - optimal inspiratory effort . There is no focal lung consolidation . There is no pulmonary vascular congestion or pulmonary edema . There is no pneumothorax or pleural effusion .
    OUTPUT:
    
No acute cardiopulmonary process .