Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest . No prior . The lungs are clear . Cardiomediastinal silhouette is within normal limits . Osseous and soft tissue structures are grossly unremarkable . Metallic density projects over the left glenohumeral region for which clinical correlation suggested as this could be external to the patient . No free air seen below the diaphragm .
    OUTPUT:
    
No acute cardiopulmonary process .