This article will discuss oral precancers such as leukoplakia, erythroplakia, and other conditions. It will also describe how doctors diagnose and respond to precancerous mouth cancer.

Sores Inside Your Mouth. When you have HIV, there are several reasons the inside of your mouth might hurt. ... Oral hairy leukoplakia. These are white patches with ridges in them.

Oral lichen planus vs. leukoplakia. Both oral lichen planus and leukoplakia affect the tissue lining of your mouth (mucosa), and their symptoms appear on your gums, inside your cheeks, or your tongue.

It is also linked with badly fitting dentures that constantly rub your gums, or the inside of your mouth or tongue. In most cases, the cause is unknown (idiopathic). People who have long term exposure ...

Head and neck cancers arise in the nasal cavity, sinuses, lips, mouth, salivary glands, throat or larynx. As per the National ...