Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were obtained . Lungs are well expanded and clear . Pulmonary vascularity is within normal limits . Heart is normal in size , and cardiomediastinal contour is unremarkable . There is no pleural effusion or pneumothorax . The upper abdomen is unremarkable and bones are grossly intact .
    OUTPUT:
    
No acute cardiopulmonary process .