Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright and lateral chest radiograph were obtained . Operation of the left hemidiaphragm may reflect atelectasis though focal consolidation can not be excluded . Obliteration of bilateral costophrenic angles is suggestive of a small pleural effusions bilaterally . No subcutaneous air or pneumomediastinum is identified . Osseous structures are unremarkable . Cardiac size is normal . The pulmonary arteries are enlarged as before .
    OUTPUT:
    
Obscuration of left hemidiaphragm may reflect atelectasis though infection can not be excluded . Small bilateral pleural effusions .