Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is no focal consolidation , pleural effusion , pulmonary edema , or pneumothorax . The heart size is top normal . Low lung volumes cause mild bronchovascular crowding and minimal bibasilar atelectasis . The cardiomediastinal silhouette is otherwise stable . The aorta is mildly tortuous .
    OUTPUT:
    
No acute cardiopulmonary process .