Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are well inflated . There is a new right lower lobe opacity . No pulmonary edema . No pleural effusion or pneumothorax . Mild cardiomegaly is stable . Mediastinal contour and hila are unremarkable . An endotracheal tube is entering into the right mainstem bronchus . An enteric feeding tube courses midline with tip out of field of view .
    OUTPUT:
    
1 . Right lower lobe pneumonia or aspiration pneumonia . 2 . Malpositioned endotracheal tube entering into right mainstem bronchus . 3 . Stable mild cardiomegaly .