Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest demonstrate the lungs are well expanded and clear . No evidence of pneumothorax , pleural effusion , pulmonary edema , or pneumonia is present . The heart is moderately enlarged and the aorta is heavily calcified throughout its intrathoracic course , including the ascending aorta . There is also calcification of the coronary vessels .
    OUTPUT:
    
No evidence of pneumonia .