Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: As compared with the prior examination dated ___ , there has been interval resolution of the previously described left , lingular opacity . No new , focal consolidations are identified . There is no pleural effusion , pneumothorax , or pulmonary edema identified . The heart size is normal . Mediastinal contours are normal .
    OUTPUT:
    
Interval resolution of a prior left lingular pneumonia . No radiographic evidence of acute cardiopulmonary process .