Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The endotracheal tube tip lies slightly high within the trachea , no less than 6 .3 cm from the level of the carina . The lungs are well expanded though opacities in the apices remain likely represeting aspiration pneumonitis . Minimal residual atelectasis in the right base is improved from prior . There is no significant effusion , or pneumothorax . The cardiac silhouette and mediastinal contours remain normal .
    OUTPUT:
    
Residual apical aspiration pneumonitis . Minimal residual atelectasis in the right base is improved from prior .