Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are well expanded . There is an opacity in the right lung base consistent with pulmonary contusion seen on CTA . The right costophrenic angle is not imaged , but otherwise there is no pleural effusion or pneumothorax . The cardiomediastinal silhouette is unremarkable .
    OUTPUT:
    
Opacity in the right lung base consistent with pulmonary contusions seen on CTA . No other acute findings .