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A new hypothesis is presented explaining the preventive effect of tobacco smoking found on noise induced hearing loss and on the frequency of Parkinson's disease. The hypothesis is based on the finding of a melanocyte stimulation of tobacco smoking in the human oral mucosa, resulting in a higher
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Tobacco is a delivery system for the addictive agent nicotine. The dental profession is encouraged to perform oral examinations that focus on oral cancer detection, but other oral changes occur with tobacco use. The oral mucosa is composed of stratified squamous epithelium and
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Tobacco used as smoked and smokeless form induces oral mucosal changes in which intra-oral mucosal pigmentation is one of the clinical manifestations. The melanocyte activity responsible for pigment changes is not well documented in the literature. The present study is undertaken to observe clinical
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OBJECTIVE
Laryngeal melanosis is a rare condition defined by the presence of melanocytes within the laryngeal epithelial lining. Our aims were (1) to review our cases together with those in the literature, and (2) to determine whether melanocyte incidence is increased with exposure to irritant
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Besides genetic factors, tobacco smoking is known to be the main cause of oral melanin pigmentation. The present study compares the frequency of oral melanin pigmentation in a large number of former smokers with that of non-smokers. It also describes in two patients the disappearance of smoker's
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UNASSIGNED
The relationship between impaired quality of life (QoL) due to melasma and its clinical severity remains equivocal despite several studies.
UNASSIGNED
The aim was to study the correlation, if any, between the clinical severity and the impairment in QOL due to melasma.
UNASSIGNED
This
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OBJECTIVE
Laryngeal melanosis (LM) is an unusual condition. Little is known about its clinical significance. To learn more about this unusual disorder, we prospectively gathered data on a series of patients with LM and compared the data with the summarized findings from the cases currently available
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Melanin pigmentation of the oral cavity among tobacco smokers, "smoker's melanosis", was first described by Hedin in 1977. Studies performed on dark skinned ethnic groups found that although nearly all non-tobacco users had oral melanin pigmentation; tobacco smokers had significantly more oral
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The aim was to clinically study the frequency and extension of the melanin pigmentation in the attached gingiva and its relation to tobacco smoking. The population examined consisted of patients and dental nurse students at the School of Dentistry in Umeå, Sweden. All of the patients with
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Smoking is recognized as a health problem worldwide and there is an established tobacco epidemic in Saudi Arabia as in many other countries, with tobacco users at increased risk of developing many diseases. This cross sectional study was conducted to assess the prevalence of oral mucosal,
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Consumption of tobacco can result not only in a multitude of different general health problems like carcinoma of the lung, ischaemic cardiac diseases, peripheral vascular diseases, stroke, chronic-obstructive pulmonary diseases or peptic ulcers, but also in pathologic lesions of the oral mucosa.
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BACKGROUND
To study the various forms of tobacco usage and its associated oral mucosal lesions among the patients attending Vishnu Dental College Bhimavaram.
METHODS
An observational cross-sectional study was conducted in a total of 450 patients who were divided into three groups based upon type of
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The excessive use of tobacco products has been associated with various lesions in the oral cavity. Tobacco-associated lesions include tooth stains, abrasions, smoker's melanosis, acute necrotizing ulcerative gingivitis and other periodontal conditions, burns and keratotic patches, black hairy
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OBJECTIVE
To know the prevalence of tobacco associated changes among male population of Aljouf province of Saudi Arabia.
METHODS
This study included 536 male subjects with positive history of tobacco habits. All the participants were asked to fill a questionnaire regarding the habit details and were
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The prevalence of oral melanin pigmentation was studied in a population of 30 118 adult individuals in Sweden. Among these, 9.9% showed melanin pigmentation in the oral mucosa. The anterior labial gingiva in the mandible was the most frequently pigmented location. The presence of melanin
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