Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest demonstrate the lungs are well expanded and clear . There is eventration of the right hemidiaphragm . The cardiomediastinal silhouette is unremarkable . The hilar and pleural surfaces are normal in appearance with no evidence of pleural effusion . There is no pneumothorax or pulmonary edema . No focal opacity is identified .
    OUTPUT:
    
No acute cardiopulmonary process .