Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal silhouette and pulmonary vasculature unremarkable . The left hemithorax is clear . A moderate sized right - sided pleural effusion is associated atelectasis is noted . A linear opacity in the mid right lung his consistent with linear atelectasis . Underlying focal consolidation is not entirely excluded . There is no pneumothorax .
    OUTPUT:
    
Right - sided pleural effusion with associated atelectasis . Focal superimposed infection is not excluded .