Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views the chest provided demonstrate hyperinflated clear lungs without focal consolidation , large effusion or pneumothorax . Cardiomediastinal silhouette appears normal . A rounded density projecting over the left mid lung likely resides externally . Bony structures appear intact though diffusely demineralized .
    OUTPUT:
    
No acute findings .