Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Left mid lung linear atelectasis / scarring is again seen . Mild right base atelectasis is also seen . No definite focal consolidation is seen . There is no pleural effusion or pneumothorax . The cardiac and mediastinal silhouettes are stable .
    OUTPUT:
    
Re - demonstrated atelectasis / scarring . No acute cardiopulmonary process .