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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.
[6] [2] Oral snuff causes more pronounced changes in the oral mucosa than tobacco chewing. [1] Snuff dipping is associated more with verrucous keratosis. [1] As well as the white changes of the oral mucosa, there may be gingival recession (receding gums) and staining of tooth roots in the area where the tobacco is held. [7]
There is a similarity between this appearance and that of hairy leukoplakia, linea alba and leukoedema. [2] In people with human immunodeficiency virus , who are at higher risk of oral hairy leukoplakia, a tissue biopsy may be required to differentiate between this and frictional keratosis from cheek and tongue chewing.
A case study recently published in the New England Journal of Medicine is raising awareness about a condition being referred to as 'black hairy tongue.' Woman on antibiotics develops a 'black ...
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 exact underlying cause of leukoplakia is largely unknown, [1] but it is likely multifactorial, with the main factor being the use of tobacco. [29] Tobacco use and other suggested causes are discussed below. The mechanism of the white appearance is thickening of the keratin layer, called hyperkeratosis.
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. Black hairy tongue can also be associated with the use of certain medications such as antibiotics, prolonged coffee/tea drinking habit, or ...
BOSTON (AP) -- Former major league pitcher Curt Schilling says he's battling mouth cancer and blames 30 years of chewing tobacco use. Schilling discussed details of his cancer on WEEI-FM in Boston ...