Oral cancer is a disease or symptoms before

● leukoplakia: that the oral mucosal surface in the white or gray keratosis lesions damage can not be obliterating, in the clinical and pathologic diagnosis of this, not other diseases. White spot on the prevention, early detection is the first, the removal of incentives, deprivation Xin, spicy, hot food, check immunization status.
● erythema: that the oral mucosa, bright red, bright like without skin-like plaque in the clinical and pathological diagnosis, which can not for other diseases, not including local infection inflammatory lesions. General without subjective symptoms, ulcer pain. Like its prevention and leukoplakia.
● lichen planus: a chronic inflammation of the mucous membrane of skin can occur simultaneously or separately in the skin, mucous membrane that (toe) A and genitals. At present its cause unknown, and may be immune factors, mental factors, genetic factors and drug-related factors, may also be infected with Candida albicans, smoking, such as the local stimulation. Oral Lichen Planus in the oral mucosa may occur at any site, with no subjective symptoms generally, some patients have astringent flu, burning sensation, mucosal Rough discomfort. Prevention key is to minimize mental burden, the law seeks to life. Suspected malignant transformation, the biopsy confirmed timely treatment.
● papilloma: a benign epithelial tumors, and more from chronic mechanical stimulation and chronic infection. Oral papilloma was papillary processes in the mucosal surface, the vertical profile irregularity, border clear. If found in oral leukoplakia papilloma occurred on the basis there was a greater tendency to malignant transformation. Malignant, the local fast growing, emerging ulcers, bleeding and pain. Papilloma for borderline tumors, surgical resection is not thorough, easy to relapse or cancer.