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Smoker melanosis in a patient consuming 2 packs of cigarette per day. Smoking or the use of nicotine-containing drugs is the cause to Smoker's melanosis. [10] [11] Tar-components (benzopyrenes) are also known to stimulate melanocytes to melanin production, and other unknown toxic agents in tobacco may also be the cause.
The female: male ratio is 2:1 and lower lip being the most common location. For oral melanoma (neoplastic) the mean age was 53.8 years with equal ratio of female:male and most common location being in the palate or gingiva. [25] [43]
Oral and maxillofacial pathology, previously termed oral pathology, is a speciality involved with the diagnosis and study of the causes and effects of diseases affecting the oral and maxillofacial regions (i.e. the mouth, the jaws and the face). It can be considered a speciality of dentistry and pathology. [4]
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The sixty-year-old patient’s face skin also turned grey, doctors say ... The tongue of a cancer patient turned black and hairy, likely as a result of a rare reaction to antibiotics used in her ...
Oral cancer is the third-most-common form of cancer in India with over 77 000 new cases diagnosed in 2012 (2.3:1 male to female ratio). [79] Studies estimate over five deaths per hour. [ 80 ] One of the reasons behind such high incidence might be popularity of betel and areca nuts, which are considered to be risk factors for development of oral ...
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It usually occurs within the mouth, although sometimes mucosa in other parts of the gastrointestinal tract, urinary tract, or genitals may be affected. [10] [11] [12] The cause of leukoplakia is unknown. [6] Risk factors for formation inside the mouth include smoking, chewing tobacco, excessive alcohol, and use of betel nuts.