Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of chest demonstrate clear lungs . Heart size is normal . Aorta is slightly tortuous . There is no pulmonary edema , pneumothorax or pleural effusion . Anterior flowing osteophytes are noted along the thoracic spine .
    OUTPUT:
    
No evidence of acute cardiopulmonary process .