Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral radiographs of the chest show stable eventration of the right anterior hemidiaphragm . The inspiratory lung volumes are appropriate . The lungs are clear without focal consolidation , pleural effusion , or pneumothorax . No focal opacities are present , and the pulmonary vasculature is not engorged . The cardiac silhouette is normal in size . The mediastinal and hilar contours are within normal limits and unchanged from ___ .
    OUTPUT:
    
No acute cardiopulmonary process .