Did you just go to a regular dentist or oral/maxillofacial surgeon? I assume it is the latter. I ask because I don't know who can perform wisdom teeth removal in Canada. Could very well depend on each individual's unique situation. I don't know. Better have a maxillofacial surgeon for your next round of wisdom teeth removal since this is a major surgery. Also, it's best to make sure you have a friend to go with you for the surgery, just to be safe. It seems you have grown more mature, wiser, and calmer compared to when you first moved to Canada. That's a very good thing. Take care and all the best.