There are recurrent Aphthous ulcers, traumatic ulcers and cancerous ulcers, etc. Different types of ulcers recover in different ways.
1. Recurrent Aphthous ulcers: the disease has obvious self-limiting, generally lasts for 10~14 days can be self-healing, part of the very few glandular perioral ulcers can last for 1~2 months, mainly divided into red, swollen, ulcerated and healing period, first of all the surface is red and swollen and there are millet-like red spots, followed by ulceration, pain is obvious, and finally the surface forms a pseudomembrane healing.
2. Traumatic ulcers: mainly due to foreign body stimulation, the surface of the ulcer can be seen and the stimulus fits the ulcer surface, only after the removal of the stimulus can be healed, the ulcer surface can be seen to form a yellow pseudomembrane, the peripheral redness and swelling gradually disappear, until healing, and generally will not leave scars.
3. Cancer ulcer: it cannot heal by itself and needs surgical resection.
If you feel unwell, you should go to the hospital in time, and under the guidance of the doctor, give targeted treatment after clarifying the cause.