Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There are persistently low lung volumes and elevation of the left hemidiaphragm with gaseous distension of bowel re - demonstrated . No focal consolidation is seen . Left base atelectasis is likely . No pleural effusion or pneumothorax is seen . Cardiac and mediastinal silhouettes are unremarkable .
    OUTPUT:
    
No acute cardiopulmonary process . Again seen low lung volumes , elevation of the left hemidiaphragm with gaseous distension of bowel beneath .