Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . Pulmonary emphysematous changes are better assessed on CT . Prominence of the interstitial markings may be related to patient 's underlying emphysema . There is mild bibasilar atelectasis / scarring . No definite focal consolidation is seen . There is no large pleural effusion or pneumothorax . The cardiac and mediastinal silhouettes are unremarkable .
    OUTPUT:
    
Prominence of interstitial markings most likely relates to pulmonary emphysema seen on prior PET - CT . Mild bibasilar atelectasis / scarring . No definite consolidation or opacities to suggest mass , however , CT is more sensitive and if this is of concern , should be considered .