Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . Relatively linear left mid lung opacity is felt to more likely represent atelectasis rather than consolidation . The visualized right lung is clear . No pleural effusion or pneumothorax is seen . The cardiac and mediastinal silhouettes are stable and unremarkable .
    OUTPUT:
    
Relatively linear left mid lung opacity is felt to represent atelectasis / scarring rather than consolidation .