Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared with ___ at 18 :00 , and allowing for technical differences , I doubt significant interval change . Again seen is CHF , with interstitial edema . Also again seen is increased retrocardiac density consistent with collapse and / or consolidation at the left base , with some addition atelectasis in the right mid and lower zone . Probable small bilateral effusions . No pneumothorax detected . The orogastric tube is similar in position , with radiopaque tip overlying the proximal stomach .
    OUTPUT:
    
Doubt significant interval change .