Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared to chest radiographs from ___ , there is no relevant change . Minimal atelectasis at the left base is stable . No focal consolidation . No pleural effusion . No pneumothoraces . No pulmonary edema . Mediastinal and hilar contours are stable . Heart size is normal .
    OUTPUT:
    
No evidence of pneumonia .