You don't get kicked out for failing one exam, you get kicked out for failing many many exams, not showing improvement, and topping it off by punching the dean in the face. It is difficult to fail medical school. If the committee and the dean both think that you aren't qualified for a medical degree, then there is more to this story than you are mentioning.
Knowing the grade on this one retake exam will tell you what exactly? You had to have failed many exams to be in this place.