Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The right lower lung consolidation is overall unchanged or minimally improved from the most recent exam but new from the exam earlier yesterday , highly suggestive of aspiration / pneumonia . A retrocardiac opacity is new and may reflect aspiration in the appropriate clinical setting . Pulmonary vascular congestion and mild edema is mild but increased . The heart size is mildly enlarged , overall unchanged . No pneumothorax or pleural effusion . Mild emphysematous changes in the right upper lung .
    OUTPUT:
    
Slight interval progression of aspiration / pneumonia and mild edema .