Oral ulcers are ulcers that appear inside the mouth or in the upper larynx area, due to a break in the oral mucous membranes and the patient’s susceptibility to their occurrence. They have several types and causes.

Oral ulcer
An ulcer on the inside of the lower lip
An ulcer on the inside of the lower lip
other labels
Hamu al-mouth (the Levantine dialect)
general information
Jurisdiction
Oral medicine, and dermatology Modify the value of the (P1995) property on Wikidata
of types
Clinical sign, stomatitis, and disease modified property value (P279) in Wikidata
Administration
Drugs
Thalidomide modified property value (P2176) on Wikidata
Similar cases
The ASEAN Free Trade Area modified property value (P1889) in Wikidata
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Mouth ulcers appear here on the lower lip
One of the diseases that spread widely in the winter season is the appearance of red blisters in the lips, nose and around the mouth, as well as on the chin, and in some cases they appear on the cheeks.

An “oral ulcer” or “cold sore” is an infectious disease caused by the herpes simplex virus, and this virus has the ability to transmit from an infected person to a healthy person through direct contact and friction with the skin infected with this virus, and through kisses between people as a kind of greeting. .[1]