Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Again , there are low lung volumes and mild bibasilar atelectasis . No focal consolidation , pleural effusion , or evidence of pneumothorax is seen . The cardiac and mediastinal silhouettes are stable . There is no overt pulmonary edema . No displaced fracture is seen . Overall , there has been no significant change since the prior study .
    OUTPUT:
    
No acute cardiopulmonary process . No significant interval change .