Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There are relatively low lung volumes and mild elevation the right hemidiaphragm . There is diffuse increase in interstitial markings , with a peripheral predominance , in this patient with history of interstitial pulmonary fibrosis . The hila are somewhat prominent , and a superimposed vascular congestion / pulmonary edema is not excluded . No priors available for comparison to assess for interval change . No large pleural effusion or pneumothorax . Cardiac silhouette is top - normal .
    OUTPUT:
    
Relatively low lung volumes and mild elevation of the right hemidiaphragm . Diffuse increase in interstitial markings , with a peripheral predominance , in this patient with history of interstitial pulmonary fibrosis . The hila are somewhat prominent , and superimposed vascular congestion / pulmonary edema is not excluded . No priors available for comparison to assess for interval change