I had an abscess on my right tonsil that would break open and cause reoccurring tonsillitis SO I had my tonsils taken out 10 days ago. I have this growth on the right side still. Not sure if its part of the Palatopharyngeal Arch but I can't find anything on the internet like it.
https://www.flickr.com/photos/150535603@N08/shares/D4b483