Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is normal . The hilar and mediastinal contours are normal . The lungs are clear without evidence of focal consolidations concerning for pneumonia . There is no pleural effusion or pneumothorax . The visualized osseous structures are unremarkable , however if there is concern for a rib fracture , a dedicated rib - series with a BB - marker marking the site of pain would be advisable .
    OUTPUT:
    
1 . No acute intrathoracic abnormality is identified . 2 . No definite fracture is identified , however if there is further concern for a rib fracture , a dedicated rib - series with a BB - marker marking the site of pain would be advisable .