Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: As seen on the prior CT there is a very large Bochdalek 's type hernia containing multiple loops of small and large bowel . This limits assessment of the lung bases . There is a small right pleural effusion . No definite left pleural effusion seen . There is left basilar atelectasis . Lung volumes are consequently low . No pneumothorax or consolidation seen .
    OUTPUT:
    
Large Bochdalek 's hernia limits assessment . Small right pleural effusion .