Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single AP image through the chest demonstrates clear lungs bilaterally . No focal consolidation concerning for pneumonia is identified . Cardiomediastinal contours demonstrate top normal heart size . No evidence of pulmonary edema . There is no pleural effusion or pneumothorax . Redemonstration of old rib fracture , right seventh rib .
    OUTPUT:
    
No acute intrathoracic abnormality .