منابع مشابه
bleaching effect of ozone on pigmented teeth
background: there have been numerous researches on ozone application in dentistry; yet the data regarding its whitening effect is very limited. the present study compares the bleaching effect of ozone with offi ce bleaching. materials and methods: in this experimental study, 15 maxillary premolar teeth were selected and sectioned mesio-distally and bucco-lingually. the sections were then placed...
متن کاملGreen teeth associated with hyperbilirubinemia: a case report.
BACKGROUND Green stain is an uncommon clinical condition associated with deposition of bilirubin in the dental hard tissues. The staining of the teeth is due to hyperbilirubinemia caused by systemic conditions. CASE REPORT The purpose of this report is to present a case of green teeth of the primary dentition in a 17-month old girl associated with hydrocephalus and Hirschprung's disease. CO...
متن کاملSystematic Review: Pigmented Odontogenic Lesions
Abstract Introduction: Pigmented odontogenic lesions are rare; to date, only 60 cases have been reported in the literature. Melanocytes have been detected in a wide variety of odontogenic lesions. Several studies have discussed melanocyte presence and melanin production in odontogenic lesions, but its origin is still unclear. Therefore, the present systematic review aimed to gather information...
متن کاملSterols of the green-pigmented, freshwater raphidophyte, Gonyostomum semen, from Scandinavian lakes.
Sterols are a class of membrane-reinforcing, ringed lipids which have a long history of examination in algae as a means of deriving chemotaxonomic relationships and as potential lipidic biomarkers. The Raphidophyceae represent a class of harmful, bloom-forming, marine and freshwater algae. To date, there have been four published examinations of their sterol composition, focusing primarily on br...
متن کاملPigmented Urine
DESCRIPTION A previously fit 21-year-old man accidently straddled a 2000 V pylon. His urine, collected 3 hours later, is shown in the figure.
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ژورنال
عنوان ژورنال: Indian Pediatrics
سال: 2012
ISSN: 0019-6061,0974-7559
DOI: 10.1007/s13312-012-0241-z