Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: This is a somewhat technically limited evaluation as patient was unable to lift his arm . There is mild interstitial edema . No focal consolidation is identified . The heart is top - normal . There is no pleural effusion or pneumothorax . Atherosclerotic calcification of the aortic arch is noted . There is gaseous distention of loops of small and large bowel seen in the upper abdomen .
    OUTPUT:
    
Mild interstitial edema . No focal consolidation .