Hello sir..
Ulcer is the break in continuity of oral epithelium...
Causes of ulcer:
**
vitamin B12 deficiency
**Iron deficiency anemia
**Gastric disturbance
**GERD
**stress and anxiety
**Allergic to certain food items
**Genetic factor
Next Steps
You need to visit dentist to rule out cause and management
Answered2018-12-26 06:08:31
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