Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac , mediastinal and hilar contours appear stable . The heart is normal in size . Streaky opacities at the left lung base suggests minor unchanged scarring . A similar finding is also unchanged in the right costophrenic sulcus . Right basilar opacity has continued to decreased as best judged on the frontal view . There is no pleural effusion or pneumothorax . There again widespread sclerotic skeletal bony metastases . Right - sided rib deformities appear unchanged .
    OUTPUT:
    
Continued decreased in right basilar opacity ; otherwise no definite change . Dense skeletal metastases are a background finding which may obscure the lung parenchyma , however , to some extent .