Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There has been interval resolution of the previously demonstrated left lower lobe collapse . There is no focal consolidation , pleural effusion , pneumothorax , or pulmonary edema identified . The heart size is normal . Mediastinal contours are normal .
    OUTPUT:
    
Interval resolution of the previous left lower lobe collapse . No radiographic evidence for acute cardiopulmonary disease .