Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is top normal . Mediastinal and hilar contours are unchanged . The pulmonary vascularity is normal . New small right pleural effusion is present with minimal streaky right lower lobe opacity possibly reflecting atelectasis but infection is not excluded . Small left pleural effusion is also noted . Left lung is otherwise clear . There is no pneumothorax . Scarring within the lung apices is re - demonstrated . There are multilevel degenerative changes in the thoracic spine , similar compared to the prior exam .
    OUTPUT:
    
Small bilateral pleural effusions , right greater left , with streaky right lower lobe opacity possibly reflecting atelectasis , but infection can not be excluded .