Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac size is normal . Tracheostomy tube is in standard position . A right pleural effusion is small . Right lower lobe opacities could be atelectasis or pneumonia in the appropriate clinical setting . Otherwise The lungs are clear . There is no pneumothorax . Right PICC tip is in the upper SVC
    OUTPUT:
    
Small right effusion . Adjacent opacities could be atelectasis or pneumonia in the appropriate clinical setting