Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP portable upright view of the chest . Endotracheal tube and orogastric tubes are unchanged . There is a left chest tube in unchanged position . No definite pneumothorax is seen . No significant change from prior exam . Multiple left rib fractures as well as a left clavicular midshaft deformity again noted .
    OUTPUT:
    
No pneumothorax visualized .