Lichenoid mucositis is a pattern of inflammation in the lining of the mouth when immune cells attack oral mucosal cells. It is not cancer. It is not a precancerous condition on its own. In most cases, it represents an ongoing immune reaction — either to an autoimmune disease, a medication, or a contact substance — …
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The oral cavity is the medical term for the inside of the mouth. It is the first part of the aerodigestive tract, which is the system that carries air to the lungs and food to the digestive system. The oral cavity begins at the lips and ends at the oropharynx, which is the part of …
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Keratinizing squamous dysplasia is a precancerous condition affecting the lining of the oral cavity. It develops in squamous cells — the flat cells that normally form the surface layer of the mouth’s lining — when they start to grow and mature abnormally. One of its defining features is the excess production of keratin, a tough …
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Squamous cell carcinoma in situ of the oral cavity is a non-invasive cancer that affects the lining of the mouth. The oral cavity includes the lips, tongue, floor of the mouth, inner cheeks, gums, and hard palate. These areas are covered by a thin protective layer called the epithelium, composed of flat cells called squamous …
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Squamous dysplasia of the oral cavity is a precancerous condition that affects the lining of the mouth. It develops in squamous cells, which are flat cells that form the surface layer, also called the epithelium. The oral cavity includes the lips, tongue, floor of the mouth, inner cheeks, gums, and hard palate. In squamous dysplasia, …
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