Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: An endotracheal tube terminates 6 .2 cm above the carina . The right PICC line terminates in the mid SVC , unchanged from the last radiograph . Compared to the prior radiograph , bilateral parenchymal opacities have worsened , concerning for pulmonary edema versus ARDS . No pneumothorax . No larger pleural effusions .
    OUTPUT:
    
Interval worsening of bilateral parenchymal opacities may be due to pulmonary edema or ARDS , in the appropriate clinical setting .