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  2. Black hairy tongue - Wikipedia

    en.wikipedia.org/wiki/Black_hairy_tongue

    Black hairy tongue syndrome (BHT [4]) is a condition of the tongue in which the small bumps on the tongue elongate with black or brown discoloration, giving a black and hairy appearance. The appearance may be alarming, but it is a harmless condition. Predisposing factors include smoking, xerostomia (dry mouth), soft diet, poor oral hygiene and ...

  3. Oral pigmentation - Wikipedia

    en.wikipedia.org/wiki/Oral_pigmentation

    Black hairy tongue is a harmless condition which causes blackening pigmentation on the dorsum of the tongue. It is a very common oral condition and affects 13% of the world population. It is often due to poor oral hygiene which leads to accumulation of oral bacteria and build up of keratin on the tongue surface.

  4. Glossitis - Wikipedia

    en.wikipedia.org/wiki/Glossitis

    Geographic tongue, also termed benign migratory glossitis, is a common condition which usually affects the dorsal surface of the tongue. It is characterized by patches of depapillation and erythema bordered by a whitish peripheral zone. These patches give the tongue the appearance of a map, hence the name.

  5. Mouth assessment - Wikipedia

    en.wikipedia.org/wiki/Mouth_Assessment

    A mouth assessment is performed as part of a patient's health assessment. The mouth is the beginning of the digestive system and a substantial part of the respiratory tract. Before an assessment of the mouth, patient is sometimes advised to remove any dentures. The assessment begins with a dental-health questionnaire, including questions about ...

  6. Cyanosis - Wikipedia

    en.wikipedia.org/wiki/Cyanosis

    Cyanosis is the change of body tissue color to a bluish-purple hue, as a result of decrease in the amount of oxygen bound to the hemoglobin in the red blood cells of the capillary bed. [1] Cyanosis is apparent usually in the body tissues covered with thin skin, including the mucous membranes, lips, nail beds, and ear lobes. [1]

  7. Smoker's melanosis - Wikipedia

    en.wikipedia.org/wiki/Smoker's_melanosis

    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] Also tar-components (benzopyrenes) are known to stimulate melanocytes to melanin production, and other unknown toxic agents in tobacco may also be the cause.

  8. Tongue disease - Wikipedia

    en.wikipedia.org/wiki/Tongue_disease

    Geographic tongue (benign migratory glossitis) Geographic tongue (benign migratory glossitis) - a common disorder which occasionally causes a burning sensation but is usually painless. Irregular patches of depapillation form on the tongue giving the appearance of a map. The cause is unknown. Leukoplakia - can affect the tongue.

  9. Amalgam tattoo - Wikipedia

    en.wikipedia.org/wiki/Amalgam_tattoo

    Amalgam tattoo is a grey, blue or black area of discoloration on the mucous membranes of the mouth, typically on the gums of the lower jaw. It is a healthcare caused lesion, due to entry of dental amalgam into the soft tissues. It is common, painless, and benign, but it can be mistaken for melanoma.