Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is pleural scarring with fibrosis in the left upper lung which may represent healing of prior inflammatory process . Otherwise , the current study is very similar to the PA and lateral chest radiographs from ___ . . No pleural effusion or pneumothorax is seen . The cardiac and mediastinal silhouettes are unchanged .
    OUTPUT:
    
No acute cardiopulmonary process with no evidence of pneumonia . Pleural scarring with fibrosis in the at left upper lung reflect healing of prior inflammatory process .