Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable semi-erect chest radiograph ___ at 17 :45 is submitted .
    OUTPUT:
    
The right internal jugular Swan - Ganz catheter and nasogastric tube are unchanged in position . Endotracheal tube has its tip approximately 5 cm above the carina . The heart remains stably enlarged . Overall , there is improving aeration in both lungs suggestive of resolving moderate pulmonary edema . Retrocardiac consolidation persists likely reflecting lobar collapse in the setting of a pleural effusion . Pneumonia in the retrocardiac area can not be excluded . The and right pleural effusion . Patient is status post median sternotomy for CABG . No pneumothorax .