Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is normal with mild tortuosity of the thoracic aorta . Cardiomediastinal silhouette and hilar contours are unchanged . Again seen are scattered increased reticular densities bilaterally slightly more prominent compared to ___ compatible with known history of UIP . There is no focal consolidation worrisome for pneumonia . There is no effusion or pneumothorax .
    OUTPUT:
    
Intervally increased reticular markings compatible with fibrosis with known history of UIP . No focal consolidation concerning for pneumonia .