Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Mild linear left basilar atelectasis / scarring is seen . No focal consolidation , Pleural effusion or pneumothorax is seen . The cardiac and mediastinal silhouettes are stable . No pulmonary edema . No significant change since the prior study .
    OUTPUT:
    
No acute cardiopulmonary process . No significant interval change .