Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest . There is a linear streak of atelectasis in the left lower lobe . Otherwise , the lungs appear clear . There is no focal consolidation . Surgical clips overlying the neck are again seen . There is no pleural effusion or pneumothorax . The heart size is top normal . The mediastinal contours are normal .
    OUTPUT:
    
No acute cardiopulmonary process .