Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Two views were obtained of the chest . The lungs are well expanded with small right pleural effusion unchanged . Lungs are well expanded without focal consolidation . Linear atelectasis may be present in the left mid lung . The heart is moderately enlarged and unchanged with tortuous aortic contour . Old right rib fractures . Interstitial abnormality suggests chronic lung disease .
    OUTPUT:
    
Small right pleural effusion without acute intrathoracic process .