Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Supine portable chest radiograph demonstrates an enlarged cardiac silhouette . Right basilar opacity is noted , which in the proper clinical context , may represent pneumonia . There is no pleural effusion or pneumothorax . An endotracheal tube is seen , terminating approximately 4 cm above the carina . A transesophageal tube is seen terminating in the stomach .
    OUTPUT:
    
Possible right lower lobe pneumonia .