Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: As on yesterday 's exam the patient is rotated but to a lesser degree . Lung volumes are increased and there is no mild hyperexpansion . There are no focal airspace opacities to suggest pneumonia . Mild cardiomegaly is unchanged . The mediastinum appears normal . Tortuosity of the aorta is re - demonstrated . There is no pneumothorax or pleural effusion .
    OUTPUT:
    
1 . Mild hyperexpansion is compatible with COPD . There is no evidence of pneumonia . 2 . Mild cardiomegaly is unchanged .