Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size , mediastinal , and hilar contours are normal . The lungs are clear without pleural effusion , focal consolidation , or pneumothorax . Within the limitations of chest radiography , no evidence of right rib fracture .
    OUTPUT:
    
Within the limitations of chest radiography , no definite evidence of right rib fracture . No pneumothorax . If clinical concern remains , dedicated right rib films or chest CT without contrast could be obtained for further evaluation .