Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright and lateral views of the chest were obtained . The cardiomediastinal silhouette is stable . There is hazy left basilar opacity which may be due to atelectasis and small pleural effusion . There is blunting of the bilateral posterior costophrenic angles suggesting small bilateral pleural effusions . There may be mild interstitial edema .
    OUTPUT:
    
Small bilateral pleural effusions and possible minimal interstitial edema .