Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Multiple acute right rib fractures are unchanged . Extensive right chest wall and cervical subcutaneous emphysema is not appreciably changed . There is no appreciable pneumothorax . Small pneumomediastinum is better seen on the prior CT scan . Right basilar airspace opacities have increased . Small right pleural effusion is stable .
    OUTPUT:
    
Increased right basilar airspace opacities may be due to worsening bleeding , or developing pneumonia versus aspiration . Stable small right pleural effusion . Unchanged appearance of multiple acute right rib fractures . Extensive right chest wall and cervical subcutaneous emphysema .