Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient is rotated , somewhat limiting the exam . The opacity at the right base is less obvious than in the prior radiograph , although likely unchanged . No new opacities are identified . There is no pleural effusion , pulmonary edema , or pneumothorax . The cardiomediastinal silhouette is normal . The stomach is air-filled and distended . Cholecystectomy clips are noted in the right upper quadrant .
    OUTPUT:
    
Probably stable right lower lobe opacity . Otherwise , no significant change from the prior radiograph .