Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: ONE AP UPRIGHT PORTABLE VIEW OF THE CHEST . A right lower lobe opacity concerning for pneumonia is unchanged . The previously seen questionable area of either pneumothorax or skinfold is no longer apparent on this study and likely represented a skinfold . Left lung is clear . No pleural effusion . The cardiac , mediastinal , hilar contours are normal . Right internal jugular line ends in the upper SVC .
    OUTPUT:
    
1 . Unchanged right lower lobe opacity concerning for pneumonia . 2 . Previously seen abnormality in the right lateral lung is no longer apparent and likely represented a skinfold .