Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable semi-upright radiograph of the chest demonstrates a persistent , moderate left pleural effusion and small right pleural effusion . The pulmonary vasculature is mildly indistinct . No definite consolidation is identified . Bibasilar atelectasis is noted . The cardiac silhouette is enlarged . There is severe dextroscoliosis of thoracic spine .
    OUTPUT:
    
Persistent bilateral pleural effusions .