How old are you?
Firstly, yes dental procedures especially of molar tooth
might cause trigeminal neuralgia
What I feel you might be suffering from is trigeminal neuralgia, in which pain
is distributed along the course of nerve on face.
which is severe in nature, stabbing type, lasting for few seconds to minute and which has a triggering factor to it describes pain
of trigeminal neuralgia.
Physical examination of the patient is normal.