Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided . There is bibasilar consolidation . Compared to prior study from earlier today , the right base consolidation appears worse and the left base consolidation has improved . Given their rapid fluctuations , aspiration pneumonia is the likely etiology . Bronchial wall thickening is noted in the right mid lung , also in congruent with aspiration pneumonia . There is a small pleural effusion . Heart is mildly enlarged . Mediastinal and hilar contours are normal . Mildly dilated loops of bowel are seen in the left upper quadrant . There is no pneumoperitoneum .
    OUTPUT:
    
Bibasilar pneumonia , likely due to aspiration .