Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The endotracheal tube terminates 4 .4 cm above the carina . A left - sided PICC line terminates in the distal SVC . An enteric tube courses along the esophagus terminate out of the field of view , likely within the stomach . A left upper quadrant drainage catheter is unchanged . There is minimal improvement in the severe , diffuse and bilateral interstitial opacities . A small left pleural effusion is unchanged . There is no pneumothorax . Dense retrocardiac opacification thought to reflect atelectasis .
    OUTPUT:
    
Minimal improvement from yesterday in the severe , diffuse bilateral interstitial opacities .