Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Two frontal images of the chest demonstrate no interval change since prior exam earlier the same day . The right moderate pneumothorax and right basilar opacity in the partially collapsed lung is unchanged . Pigtail catheter is again seen on the right side . Cardiomediastinal silhouette is unchanged . No pneumothorax is unchanged .
    OUTPUT:
    
No change in chest radiograph from earlier the same day . Right pneumothorax unchanged .