Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is no focal consolidation , pleural effusion , pneumothorax , or pulmonary edema identified . The heart size is normal . Mediastinal and hilar contours are unchanged as compared to the prior examination . The outlines of the aorta and pulmonary vascuature is normal . Pectus excavatum is present .
    OUTPUT:
    
No radiographic evidence for acute cardiopulmonary process .