Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is top normal . The hilar and mediastinal contours are normal . The aorta is tortuous . The lungs are clear without evidence of focal consolidations concerning for pneumonia . Surgical clips again seen within the neck on the right . There is no pleural effusion or pneumothorax . Old healed right posterolateral rib fractures are unchanged compared to the prior exam . Healed left - sided rib fractures are also noted .
    OUTPUT:
    
No acute intrathoracic abnormalities identified .