It is defined as pain or discomfort in the teeth as a response to stimuli such as hot or cold temperature.It may be temporary or chronic and it can affect one tooth or several teeth or all teeth in single individual.
Causes:
● Brushing your teeth too hard
● Using hard toothbrush
● Grinding your teeth at night
● Regularly eating or drinking acidic beverages
● Gum recession can leave sections of teeth exposed and unprotected.causing sensitivity.
● Tooth decay , broken teeth, chipped teeth and worn down fillings can leave dentin of tooth exposed causing sensitivity.
Symptoms:
People with sensitive teeth may experience pain or discomfort as response to certain triggers . The most common triggers are:
1. Hot food and beverages
2. Cold food and beverages
3. Acidic food and beverages
4. Cold air
5. Sweet foods
6. Brushing or flossing your teeth.
Treatment:
If your tooth sensitivity is mild
Desensitising tooth paste: It contains compounds that help block transmission of sensation from tooth surface to nerve and usually requires several application.
Fluoride gel or varnish: it strengthens enamel and reduces transmissions of sensation. Crown, Inlay, or Bonding: they are used to correct the flaw or decay that results in sensitivity. If your tooth sensitivity is severe
Root canal treatment : if sensitivity is severe nd persistent , the dentist wil recommend to go for Root canal treatment to eliminate the problem permanently.
Surgical gum graft: this will protect root and reduces sensitivity if gum tissue has eroded from root.