Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are well - expanded and clear . No focal consolidation , edema , effusion , or pneumothorax . The heart is normal in size . The mediastinum is not widened . The descending thoracic aorta is not tortuous . Linear metallic densities projecting over the left lower hemi thorax appear to be in the chest wall / soft tissue on the prior CT from ___ . No evidence of fracture on this nondedicated exam .
    OUTPUT:
    
No radiographic evidence of traumatic injury . No pneumothorax or mediastinal widening . Please note that this exam is not dedicated for imaging of the bones ; dedicated films corresponding to the area of focal exam findings is recommended if there is concern of a specific fracture .