Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were reviewed and compared to the prior studies . The lungs are clear without focal consolidation , pulmonary edema , pleural effusion , or pneumothorax . Tortuosity of the ascending aorta is again noted ; otherwise , the cardiac and mediastinal contours are normal .
    OUTPUT:
    
No radiographic evidence of pneumonia .