Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiomediastinal contours are stable . There is no pleural effusion or pneumothorax . Right subcutaneous chest wall air has resolved . Increased density in the right infrahilar area may be post - procedure change , although this development several days after the procedure is not typical . Slightly increased lung markings in the right mid and lower lung persist and may be post - procedure change . Air-filled dilated loops of bowel in the upper abdomen are incompletely imaged .
    OUTPUT:
    
1 . No pneumothorax . 2 . Increased right infrahilar density with persistent increased interstitial markings over the right mid and lower lung . Post - procedure changes are possible , but their appearance several days afterwards is less likely . Pneumonia or aspiration are also possible in the correct clinical setting . Close attention on follow up is recommeded .