منابع مشابه
Oral pigmentation
Change in color of oral mucosa reflects the underlying health status, which is either local or systemic. This color change is due to pigmentation, which may be physiological or pathological. Pigmentation in pathological conditions range from localized anomalies of to potentially life-threatening conditions. Since the dental professionals encounter a number of pigmented lesions in the oral cavit...
متن کاملOral Pigmentation and Intestinal Polyposis
IN 1921 Peutz described a family with intestinal polyposis and spots of melanin pigmentation in and around the mouth. Prior to this, in 1896, Sir Jonathan Hutchinson described two girls with pigmented patches in the oral mucosa and around the mouth. Later, Parkes Weber (1919) reported that one of these twins died of what appeared to be an intussusception. Since 1921 over one hundred cases have ...
متن کاملMelanin: the biophysiology of oral melanocytes and physiological oral pigmentation
The presence of melanocytes in the oral epithelium is a well-established fact, but their physiological functions are not well defined. Melanin provides protection from environmental stressors such as ultraviolet radiation and reactive oxygen species; and melanocytes function as stress-sensors having the capacity both to react to and to produce a variety of microenvironmental cytokines and growt...
متن کاملOral postinflammatory pigmentation: an analysis of 7 cases.
Oral postinflammatory pigmentation (OPP) is a discoloration of the oral mucosa caused by an excess of melanin production and deposition within the basal layer of the epithelium and connective tissue of areas affected by chronic inflammation. Therefore, it is mandatory to demonstrate the association with a previous or concomitant inflammatory process in the same area of oral mucosa. Clinically O...
متن کاملClinicopathological and immunohistochemical study of oral amalgam pigmentation.
Amalgam tattoo, the most common exogenous oral pigmentation, can sometimes be confused with melanotic lesions, being then biopsied. We present the clinicopathological characteristics of 6 biopsied cases (5 females and 1 male) of oral amalgam pigmentation. The most common location was the gingival mucosa, followed by the buccal and palatal mucosa. Morphology and distribution (stromal, perivascul...
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ژورنال
عنوان ژورنال: Journal of Pigmentary Disorders
سال: 2016
ISSN: 2376-0427
DOI: 10.4172/2376-0427.1000234