Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: An endotracheal tube terminates in the lower trachea . Lung volumes are low . A left pectoral dual lead AICD is in place . A nasogastric tube enters the stomach , tip not visualized . A calcified left ventricular aneurysm is re-demonstrated . Marked cardiomegaly despite the projection is unchanged . There is no pneumothorax . Mild pulmonary edema is unchanged . There are likely stable small bilateral pleural effusions . Retrocardiac airspace opacification may be due to infection or atelectasis .
    OUTPUT:
    
Mild CHF with mild pulmonary edema and stable small bilateral pleural effusions . Stable retrocardiac opacification which may be due to infection or atelectasis .