Sensitivity Choices: 1) Recession. 2) Crack 3) Cavity. 4) Cervical erosion SENSITIVITY IS SIGN DESTRUCTIVE GRIND-CLENCH; 1) One of earliest symptoms of outside nerve irritation is sensitivity, 2) unexplained sensitivity, no cavity, no crack, no gum dissease 3) Tooth sensitivity is a neuropathic symptom 4) It is an alloydnia, like skin sensitivity to a sunburn. […]