Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lung volumes are low . There is no focal consolidation , pleural effusion or pneumothorax . Bibasilar opacities are likely atelectasis . Nasogastric tube courses below the diaphragm into the stomach . The heart appears mildly enlarged but this is likely technical . Degenerative changes are present in the thoracic spine . The imaged upper abdomen is unremarkable .
    OUTPUT:
    
Low lung volumes and bibasilar atelectasis . Nasogastric tube in the stomach . No acute cardiopulmonary process .