Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The right pleural effusion has decreased in size since the prior exam and is now small . There is no left pleural effusion . The lungs are clear . There is no pneumothorax . Bones and soft tissues are normal . Contrast from a recently performed CT scan opacifies the partially imaged colon .
    OUTPUT:
    
Decreased right pleural effusion which is now small . Clear lungs .