Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Large right hilar opacity likely corresponds to reported hilar mass . Bilateral reticular opacities diffusely that bilaterally , but more prominent peripherally may be due to chronic interstitial lung disease , however , superimposed acute component is not excluded a given lack of priors for comparison . No large pleural effusion is seen . There are no findings to suggest pneumothorax . The cardiac silhouette is not enlarged .
    OUTPUT:
    
Known large right hilar mass . Increased interstitial markings bilaterally with a peripheral predominance suggest chronic interstitial lung disease , however , given lack of priors for comparison , an acute component is not excluded .