Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Suboptimal form . Endotracheal tube is seen to with the tip 96 mm proximal to the carina . No pneumothorax . Medial basal opacification on the left most likely representing aspiration . The cardiomediastinal shadow is unchanged . The lateral right lung and chest wall were not imaged .
    OUTPUT:
    
Endotracheal tube in a high position as detailed above . Focal left lower lobe airspace opacification in keeping with history of aspiration .