Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: No significant interval change compared to the prior exam . Stable persistent left lower lung collapse with silhouetting of the left hemidiaphragm . No focal consolidation , pulmonary edema , pneumothorax , or pleural effusion . Stable probable subsegmental right lower lung atelectasis . Stable cardiomediastinal silhouette . Standard position of the ETT tube . OG tube demonstrated traversing the diaphragm into the left upper quadrant , likely unchanged in position although the tip is not seen . Stable incidental interposition of the colon between the right hemidiaphragm and liver . Multiple left - sided rib fractures , better seen on recent chest CT .
    OUTPUT:
    
No significant interval change .