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In severe cases, it can affect movement of skin. In the United States, keloid scars are seen 15 times more frequently in people of sub-Saharan African descent than in people of European descent. [3] There is a higher tendency to develop a keloid among those with a family history of keloids and people between the ages of 10 and 30 years. [4]
Oral cancer, also known as oral cavity cancer, tongue cancer or mouth cancer, is a cancer of the lining of the lips, mouth, or upper throat. [6] In the mouth, it most commonly starts as a painless red or white patch , that thickens, gets ulcerated and continues to grow.
A dermoid cyst is a teratoma of a cystic nature that contains an array of developmentally mature, solid tissues. It frequently consists of skin, hair follicles, and sweat glands, while other commonly found components include clumps of long hair, pockets of sebum, blood, fat, bone, nail, teeth, eyes, cartilage, and thyroid tissue.
Regardless of location in the body, a teratoma is classified according to a cancer staging system. This indicates whether chemotherapy or radiation therapy may be needed in addition to surgery. Teratomas commonly are classified using the Gonzalez-Crussi [ 20 ] grading system: 0 or mature ( benign ); 1 or immature, probably benign; 2 or immature ...
People who develop head and neck cancer may have a genetic predisposition for the condition. There are seven known genetic variations which specifically increase the chances of developing oral and pharyngeal cancer. [60] [61] Family history, that is having a first-degree relative with head and neck cancer, is also a risk factor.
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DNA damage is considered to be the primary underlying cause of malignant neoplasms known as cancers. [18] Its central role in progression to cancer is illustrated in the figure in this section, in the box near the top. (The central features of DNA damage, epigenetic alterations and deficient DNA repair in progression to cancer are shown in red ...
Changes in skin: This often looks like noticeable dryness, flaky, or scaly skin, especially around the eyes, nose, and mouth. Changes in nails: You may start to notice your nails becoming more ...