Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient is status post right pneumonectomy with associated rightward mediastinal shift and diffuse calcification of the right pleura . Imaged aspect of the heart is unchanged . Mediastinal contours otherwise are stable . Chain sutures within the left upper and lower lung fields are compatible with prior wedge resections . Small left pleural effusion is unchanged . The remainder of the left lung is clear . No pneumothorax . No acute osseous abnormalities are seen .
    OUTPUT:
    
Status post right pneumonectomy with stable rightward mediastinal shift . Persistent small left pleural effusion . No new parenchymal opacities are identified to suggest a pneumonia .