Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest . No prior . Linear opacity in the left mid lung likely due to atelectasis versus scarring . There is also blunting of the lateral costophrenic angle on the left , potentially due to scar . The lungs are otherwise clear . There are tiny metallic densities which project over the left hilum , not clearly seen on the lateral view but potentially in the posteriorly . There is a moderate lower thoracic dextroscoliosis . The cardiomediastinal contour which is grossly within normal limits . Osseous and soft tissue structures are otherwise unremarkable .
    OUTPUT:
    
No acute cardiopulmonary process . Metallic densities projecting over the region of the left hilum , potentially within the posterior soft tissues .