Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There are low lung volumes . Allowing for changes due to this , the cardiomediastinal contours are within normal limits . The bilateral hila are unremarkable . There is minimal basilar atelectasis ; otherwise , the lungs are clear without focal consolidation . There is no evidence of pulmonary vascular congestion . There is no pneumothorax or pleural effusion .
    OUTPUT:
    
No acute cardiopulmonary process . Low lung volumes .