Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest demonstrate no evidence of focal consolidation or pneumothorax . The hilar and mediastinal silhouettes are unremarkable . Heart size is normal . There is no pulmonary edema . There are no upper rib fractures . The patient 's known right - sided rib fractures are not apparent on this study . No large pleural effusion is seen . Partially imaged upper abdomen is unremarkable .
    OUTPUT:
    
The patient 's known right - sided rib fractures are not apparent on these images . No associated pneumothorax .