Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal and hilar contours are normal . The lung volumes are low , with crowding of bronchovascular markings in both lung bases . No pleural effusion , pneumothorax or pulmonary edema is detected .
    OUTPUT:
    
Extremely low lung volumes , limiting evaluation of pulmonary pathology . PA and lateral radiograph is recommended , when feasible .