Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are well - expanded with a slightly prominent interstitial pattern throughout the lungs but slightly more prominent at both lung bases . The appearance is not significantly changed since ___ but when correlated with the CT from ___ may reflect residual bronchiolitis or an atypical infectious process . Clinical correlation is recommended . No pleural effusion or pneumothorax . The heart is normal in size . No acute osseous abnormality .
    OUTPUT:
    
Stable slightly prominent interstitial process more marked at the lung bases which when correlated with a chest CT of ___ could reflect residual bronchiolitis or an atypical infectious process . Clinical correlation is recommended .