Causes of long-term recurrent oral ulcers

The patient repeatedly shows oral ulcer for a long time is likely to get recurrent aphthous ulcer this disease, this disease itself is easy to repeat attacks, the cause is more complex, more, there may be multiple factors caused by the joint action, such as whether there are genetic factors and, is not due to immune abnormalities, is not due to vitamin or trace element deficiency, is not due to excessive pressure, mental stress and so on these may lead to repeated oral ulcer for a long time. At this stage, we believe that this oral ulcer is most likely caused by multi-factor joint action, and the treatment is also more complicated.