Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Endotracheal tube terminates 3 cm above the Carina . Enteric tube is in the stomach . Right PICC is deep in the right atrium , unchanged . Lung volumes remain low and a band of atelectasis is present at the right base . Left lower lobe remains collapsed and there is persistent dense retrocardiac opacification with air bronchograms . Pulmonary vascular engorgement is unchanged . No large effusion or pneumothorax .
    OUTPUT:
    
Persistent retrocardiac consolidation could represent pneumonia in the appropriate clinical setting .