What is leukoplakia and oral lichen planus

Oral leukoplakia refers to white spots or plaques occurring on oral mucosa, which cannot be erased and cannot be diagnosed as other diseases. It belongs to precancerous lesions, which are good at gum, buccal mucosa occlusion line and tongue. The etiology is unknown, and it is related to bad habits such as smoking, drinking and chewing betel nut. Oral lichen planus is a common chronic inflammatory disease of oral mucosa. It can be chronic for more than 20 years. The etiology is unknown, but it is related to mental factors. Endocrine factors, immune factors, infection factors, etc., typical clinical manifestations of white striated lesions of oral mucosa, good at cheeks, mostly symmetrical, leukoplakia and lichen planus are common white lesions of oral mucosa disease, sometimes difficult to distinguish, pathological examination is of great significance for diagnosis.