Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Subtle opacities in the left midlung are more obscure . Bilateral small pleural effusions are new and there are increased bibasilar opacities , which may represent aspiration or pneumonia . The cardiomediastinal silhouette is unremarkable .
    OUTPUT:
    
New bibasilar opacities may represent aspiration or pneumonia . Small pleural effusions bilaterally are new .