Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Dobbhoff tube is present and mild minimally coiled within the stomach , terminating in the gastric fundus . An endotracheal tube terminates 3 .4 cm above the carina . A right and left central line are unchanged within the mid to distal superior vena cava . There is persistent left lower lobe collapse . A presumed small left pleural effusion is unchanged . The cardiac silhouette is mildly enlarged and the mediastinal contours are unchanged . Dense mitral annular calcifications are appreciated . There is a paucity of air within the imaged upper abdomen . There is no free air on this semi erect study .
    OUTPUT:
    
Unchanged Dobbhoff tube position .