Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable semi-erect chest film ___ at 05 :41 is submitted .
    OUTPUT:
    
Right internal jugular central line and endotracheal tube unchanged in position . There are increasing patchy bilateral airspace opacities throughout both lungs and perihilar fullness . These findings most likely reflect worsening pulmonary edema , although superimposed infectious process should also be considered . Clinical correlation is advised . No pneumothorax . Stable cardiac enlargement which may reflect cardiomegaly , although pericardial effusion should also be considered .