Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable semi-erect chest radiograph ___ at 07 : 54 is submitted .
    OUTPUT:
    
Bilateral internal jugular central lines and feeding tube are unchanged in position , although the tip of the feeding tube is not identified on the current study . The cardiac and mediastinal contours are stable . Worsening mild perihilar and interstitial edema . Increasing retrocardiac consolidation in the setting of a layering effusion likely reflects compressive atelectasis , although pneumonia should also be considered . No obvious pneumothorax .