Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is mild hyperinflation of the lungs , with flattening of the diaphragm , which is usually seen in emphysema or small airways obstruction . Otherwise , the lungs are clear without evidence of focal consolidation . The cardiomediastinal silhouette , hilar contours , and pleural surfaces are normal . No pulmonary edema , pleural effusion , or pneumothorax .
    OUTPUT:
    
No acute cardiopulmonary process . Mildly hyperinflated lungs .