Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A portable upright radiograph of the chest demonstrates minimal bibasilar atelectasis but otherwise clear lungs . There is chronic elevation of the right hemidiaphragm . A moderate hiatal hernia is still present . The hilar and cardiomediastinal contours are otherwise normal . There is no pneumothorax or pleural effusion . Pulmonary vascularity is normal . There are surgical clips in the left breast .
    OUTPUT:
    
No acute cardiopulmonary process .