You had a lot of dental treatment, so any discomfort that you feel may be normal in the short term. When any type of filling is done, the bite is usually what is off initially. That should be checked first. Since you had tooth colored fillings placed, sometimes teeth are sensitive from the...
Sorry to hear that this happened but it is common issue during root canal treatment. The dentist who broke the file did the correct thing and referred you to an endodontist. The dentist should have not charged you for the procedure and thus you would pay the endodontist for the necessary...
Your dentist most likely adjusted the filling not your tooth. If the bite was high, it can take time for the tooth to settle down. The nerves and blood vessels inside the canal can be inflamed and put pressure on the end of the root.Give it time and it may calm down. If not, see your dentist...