Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Bilateral interstitial markings have increased , and previously seen left upper lung opacity has increasied in size . The cardiac size is normal . No pleural effusions or pneumothorax are seen , and the ET tube is in appropriate position . Gastric tube ends in the stomach with the side port near the diaphragm and GE junction .
    OUTPUT:
    
Increase in both mild pulmonary edema and moderate left upper lobe pneumonia . Recommend advancing gastric tube approximately 5 cm .