Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest . The ascending aorta is tortuous and possibly dilated . Previously seen left lower lobe opacity is again seen , not significantly changed . No pleural effusion or pneumothorax . The cardiomediastinal and hilar contours are stable .
    OUTPUT:
    
Unchanged left lower lobe consolidation which could represent pneumonia . The ascending aorta is tortuous and possibly dilated , recommend CT if clinically indicated .