Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable semi-erect chest radiograph ___ at 05 :41 is submitted .
    OUTPUT:
    
When compared to the prior study , there is no apparent interval change . There are layering bilateral effusions , right greater than left , with airspace disease in most of the right lung and in the retrocardiac region . Although these findings may represent atelectasis , pneumonia should also be considered . No evidence of pulmonary edema . No pneumothorax . Endotracheal tube , left internal jugular central line , left subclavian PICC line and nasogastric tube are unchanged in position . Heart remains stably enlarged .