Search Results
Results 201 - 250 of 1973
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Graham J P - - 2010
INTRODUCTION: Following a mass disaster, the aim of the Disaster Victim Identification process is to establish the identity of the victims. The ageing screening process on victims in Victoria may now be complemented with the use of computerized tomography (CT), where previously any dental ageing analysis was performed using conventional ...
S???t Omer - - 2010
The gross alpha and gross beta activity concentrations were measured in human tooth taken from 3 to 6 age-groups to 40 and over ones. Accumulated teeth samples are investigated in two groups as under and above 18 years. The gross alpha and beta radioactivity of human tooth samples was measured ...
Borrell L N - - 2011
Periodontitis has been shown to be associated with allostatic load, a measure of physiological instability across biological systems from cumulative or repeated adaptation to stressors. Minority racial/ethnic and low socioeconomic groups tend to have higher prevalence of periodontitis and are more likely to be exposed to stress. The association between ...
Yeel R - - 2009
OBJECTIVES: To report on the periodontal status of schoolchildren in urban and rural Nepal and to identify possible risk indicators of poor periodontal health. DESIGN: Cross-sectional 'pathfinder' survey using the stratified cluster sampling technique included seven urban and nine rural sites representing the three geographic divisions and five political regions ...
Sarajli? Nermin - - 2009
Objectives were to measure labial alveolar resorption using Lamendin's method; to correlate the measured values of resorption with age at death; to determine whether age influences alveolar resorption, and if so, to quantify this impact. The study was performed during the 1992-1995 period in identified war casualties in Bosnia and ...
Miloglu Ozkan - - 2009
OBJECTIVES: The objective of this study was to investigate the frequency of idiopathic osteosclerosis (IO) and condensing osteitis (CO) in a Turkish patient population, considering factors such as age and sex of the population, in addition to shape and localization, as well as the dental relationship between IO and CO ...
Han Dong-Hun - - 2009
BACKGROUND: The oral effect of chronic low-level mercury exposure is not completely understood. This study examined whether mercury exposure is associated with periodontitis. METHODS: This study cross-sectionally surveyed 1,328 residents (598 males and 730 females) from the prospective Shiwha and Banwol cohort in Korea from July 2005 to August 2006 ...
Kikutani Takeshi - - 2009
OBJECTIVES: The aim of this study was to examine the relation between the degree of tongue-coating and oral function. BACKGROUND: Tongue-coating is a moss-like deposit which forms over the tongue surface, and includes micro-organisms, food residues, and abrasive epithelia. It is considered that motor function of the tongue and lips ...
Silva-Boghossian Carina M - - 2009
BACKGROUND: The purpose of this study was to assess the prevalence, extent, and severity of clinical attachment loss (AL) and their association with sociodemographic and behavioral parameters of subjects attending a public dental school in Brazil. METHODS: A total of 491 consenting participants (21 to 70 years of age) submitted ...
Kehua Q - - 2009
OBJECTIVE: To carry out a cross-sectional study of the prevalence of dentine hypersensitivity and related risk factors in Chengdu City, China. METHODS: A total of 1,320 subjects were distributed equally in six communities in Chengdu City and of all age groups (10 years for an age group) including the same ...
Moss Kevin L KL Department of Dental Ecology, University of North Carolina School of Dentistry, Chapel Hill, NC 27559-7450, - - 2009
To assess the association between the visible presence of third molars and the severity of periodontal pathologic findings on teeth more anterior in the mouth. The present analysis included dentate participants, 52 to 74 years old, from the Dental Atherosclerosis Risk in Communities study who had undergone an oral examination ...
Roksandic Mirjana - - 2009
The use of tooth cementum annulations for age determination has been deemed promising, exhibiting high correlations with chronological age. Despite its apparent potential, to date, the tooth cementum annulations method has been used rarely for estimating ages in archaeological populations. Here we examine the readability of cementum annulations and the ...
Blakey George H - - 2009
PURPOSE: To assess changes in periodontal status over time in subjects with all third molar region periodontal probing depths (PDs) of less than 4 mm at enrollment. PATIENTS AND METHODS: Subjects were a subsample of young adults enrolled with 4 asymptomatic third molars in an institutional review board-approved longitudinal study. ...
Cameriere R - - 2009
Age estimation in adults is an important problem in both anthropological and forensic fields, and apposition of secondary dentine is often used as an indicator of age. In recent papers, Cameriere et al. studied the pulp/tooth area ratio of canines for this purpose. The present study examines the application of ...
Santoro Valeria - - 2009
In recent years, skeletal age determination has become increasingly important in criminal investigations for determining the age of living individuals. To increase diagnostic accuracy, a physical examination, an X-ray examination of the left hand, as well as a dental examination including the determination of the dental status and an X-ray ...
Mart?nez-Pab?n M C - - 2010
AIM: To evaluate the salivary carriage of Treponema denticola and its association with demographic variables in the etiopathogenesis of chronic periodontitis. SUBJECTS AND METHODS: Ninety-seven chronic periodontitis (CP) patients and a control group of 51 healthy subjects (HC) were selected. Periodontal status was assessed by criteria based on probing depth, ...
Turker Sebnem Begum - - 2010
Oral mucosal lesions may represent acute or chronic reactions to factors related with dentures. The aim of this study was to determine the frequency of the oral lesions related to gender, age, the length of time of denture usage, the balance of denture and cleaning methods and frequency. The 106 ...
Jain Manish - - 2009
The main objective of the study was to determine the oral hygiene levels and periodontal status among Jain monks attending a Chaturmass in Udaipur, India. To date, no study has been conducted on Jain monks. The study comprises of 180 subjects and the overall response rate was 76% among them. ...
Kumar Santhosh - - 2009
It is evident from literature that an increased body mass index (BMI) may be a potential risk factor for periodontitis. Association between BMI and periodontitis has been ascribed to unhealthy dietary patterns with insufficient micronutrients and excess sugar and fat content. The present study population has been plagued by unhealthy ...
Egwari L O - - 2009
OBJECTIVES: The dynamic nature of oro-facial infections made it imperative to study the epidemiology of gingivitis and periodontitis which are significant clinical conditions in the Nigerian environment. METHODS: The clinical and microbiological features of 162 patients with periodontal diseases (gingivitis 68, periodontitis 94) were analysed. The advantage of routine antibiotic ...
Santos Maria Teresa Botti Rodrigues - - 2009
The aim of this study was to investigate caries experience in individuals with cerebral palsy (CP) who have oromotor dysfunction and relate it to age and dietary consistency. Noninstitutionalized individuals with CP (n = 108) aged 4-19 years (mean: 10 years, 1 month +/- SD 4 years, 5 months) were ...
Pradeep A R - - 2009
BACKGROUND: Interleukin (IL)-18 is a proinflammatory cytokine of the IL-1 superfamily and is unique, with the capacity to induce T-helper (Th)1 or Th2 differentiation depending on the immunologic context. Monocyte chemoattractant protein (MCP)-1 is a CC chemokine responsible for chemotaxis of monocytes. A previous study showed the induction of MCP-1 ...
Eiffler Constantin - - 2010
The purpose of this study was to evaluate, for both genders and two elderly age groups, differences in lightness, chroma, and hue of pairs of natural anterior teeth, so that more accurate information on color would be available for the production of dentures with a natural appearance. The subjects in ...
Eldarrat A H - - 2010
One of the age-related changes occurring in dentine structure is the formation of peritubular dentine on the inner walls of dentinal tubules leading to complete closure of tubules. Ac-impedance is safe, fast and non-invasive technique. In the last decade, the popularity of the technique has increased in dental research. Several ...
Motegi Etsuko - - 2009
The "8020" goal of retaining 20 or more teeth after the age of 80 necessitates investigating oral health status in people below the age of 80. The purpose of this study was to determine similarities and differences between people in their sixties attending college and achievers of the 8020 goal. ...
Nakamura Aya - - 2009
AIMS: The evaluation of long-term effects five years after the completion of a school-based caries prevention programme combined with fluoride mouth rinse (FMR) and targeted sealant application (TS). PARTICIPANTS: 46 subjects in the FMR+TS group and 55 subjects in the FMR group, who were 20 -21 years old, were analysed. ...
Orwoll E S - - 2009
Sex steroids have a significant effect on skeletal biology in men, with reduced levels being associated with lower skeletal bone mass and cortical thickness. The purpose of this study was to determine if sex steroids are associated with periodontitis and tooth loss in a cohort of 1210 older dentate men ...
Hong Jongrak - - 2009
AIM: This study aimed to evaluate the factors that predict the spontaneous eruption of mesiodens. DESIGN: From the records of 431 patients (346 boys and 85 girls, average age 8.8 years) who visited Samsung Medical Center from January 2002 to December 2006, 471 mesiodentes were reviewed. The eruption rate was ...
Huttner Eder Abreu - - 2009
Loss of teeth is frequently associated with periodontal disease in older adults. The aim of this review was to present the effects of aging on the periodontal tissues. Aging alone does not lead to critical loss of periodontal attachment in healthy elderly persons. The effects of aging on periodontal tissues ...
Dvorak G - - 2009
OBJECTIVE: Ageing, hypogonadism, malnutrition, and the application of glucocorticoids have adverse effects on skeletal homeostasis. Herein we determined to which extent the periodontium undergoes catabolic changes under these conditions in a sheep model. METHODS: Six old sheep with a mean age of 7.5+/-1.0 years were subjected to ovariectomy, calcium/vitamin D-restricted ...
Thorstensson Helene - - 2010
OBJECTIVES: To analyse the importance of caries, periodontitis, and medical and psychosocial factors for risk of becoming edentulous across their lifespan and to examine factors critical for retaining functional dentition into very old age. METHODS: From the longitudinal population-based Octogenarian Twin study which analysed psychosocial and health variables, 357 individuals ...
dos Santos Camila Mello - - 2010
OBJECTIVE: The purpose of this study was to evaluate if socio-demographic, behaviour and health variables are risk indicators for denture-related stomatitis in community-dwelling older adults from Carlos Barbosa, Brazil. MATERIALS AND METHODS: In this cross-sectional study, 872 subjects aged 60 years or more were evaluated. Data collection included dental examinations ...
Qian Jie - - 2009
The impact of total plaque burden on absolute and relative amounts of each virtual histologic (VH) intravascular ultrasound (IVUS) plaque component has yet to be studied. We analyzed gray-scale and VH-IVUS findings in the first 990 patients enrolled in the 3,000+ patient global VH-IVUS registry. Whole pullback plaque burden and ...
Scardina Giuseppe Alessandro - - 2009
BACKGROUND: There are various types of oral mucosa specific to different parts of the mouth and each of these has a unique histological structure. The variations in the epithelial structure are consistently related to observable differences in the underlying microcirculation: i.e. differences in the course, conformation, and density of capillaries. ...
Avlund Kirsten - - 2009
OBJECTIVES: To analyze whether inflammatory processes in the periodontium in early old age are related to subsequent mortality during 21 years of follow-up in a nondisabled 70-year-old population. SETTING: Community-based population in Copenhagen. DESIGN: The study was based on the Glostrup Aging Study of the 1914 population, with baseline in ...
Fitzsimmons T R - - 2009
BACKGROUND: Several inflammatory biomarkers are implicated in the pathogenesis of periodontitis including interleukin-1beta (IL-1beta) and C-reactive protein (CRP). This study investigated the presence of these factors in gingival crevicular fluid (GCF) and their relationship to clinical and social determinants of periodontitis in the Australian population. METHODS: Equal numbers of periodontitis ...
Aida J - - 2009
OBJECTIVES: The purpose of this study was to examine the relationships between patient characteristics and reasons for extraction of permanent teeth. METHODS: 5131 dentists were selected from the list of the membership directory of the Japan Dental Association by systematic random selection. The dentists were asked to record the reason ...
Cardoso Hugo F V - - 2009
In this study, the accuracy of regression equations of developing permanent tooth length for age estimation (Liversidge and Molleson. J Forensic Sci. 1999;44:917) is tested on a sample of 88 Portuguese juvenile skeletons of known age at death. Results reveal an overall high accuracy for the method, showing an average ...
Papaioannou W - - 2009
INTRODUCTION: Knowledge of the early oral colonization patterns could provide a better understanding of oral biofilm development and disease initiation that in turn could be the basis for early preventive programmes. METHODS: Microbial samples were collected from five different oral habitats from a total of 93 children (age 3-12 years), ...
Kumar T Santhosh - - 2009
AIMS: To assess the oral health status of the Bhil tribal population of Southern Rajasthan and to investigate the association of age, oral hygiene and dental visiting practices with oral health status. DESIGN: A cross sectional study of Bhil tribal adults chosen by a multi stage stratified random sampling procedure. ...
Rai Balwant - - 2009
BACKGROUND: Few studies have examined the effect of nutrition on tooth development in subadults. AIM: The study investigates the association between nutritional status, sex and tooth development. MATERIAL AND METHODS: This study was conducted on 390 (195 males, 195 females) impacted mandibular third molars extracted from North Indian healthy patients ...
Kasper Kathleen A - - 2009
Evaluating third molars from 950 Hispanic individuals aged 12-22 years using Demirjian's schematic for crown and root formation found that Hispanic third molar development was 8-18 months faster than American Caucasians as reported by Mincer, Harris and Berryman in 1993. This represents a statistically significant increase. Earlier development was more ...
de Ruiter Darryl J - - 2009
Australopithecus robustus is one of the best represented hominin taxa in Africa, with hundreds of specimens recovered from six fossil localities in the Bloubank Valley area of Gauteng Province, South Africa. However, precise geochronological ages are presently lacking for these fossil cave infills. In this paper, we provide a detailed ...
Baumgartner Stefan - - 2009
BACKGROUND: The objective of this study was to assess the oral microbiota and clinical data in subjects without access to traditional oral hygiene methods and who ate a diet available in the Stone Age. METHODS: Ten subjects living in an environment replicating the Stone Age for 4 weeks were enrolled ...
Lee Soo-Hyun - - 2009
The aim of the present study was to provide reference data of the Korean population which is adequate to compare with other mongoloid populations and can be applied to the age estimation of Korean juveniles and adolescents. A cross-sectional study was performed on a randomly selected sample of 3301 orthopantomographs ...
Rai Balwant - - 2009
Dental cementum is a vital tissue that demonstrates continuous apposition throughout the life of a tooth. Positive correlation has been reported between the coronal displacement of cementum and age in impacted teeth and BR regression equation has been proposed. The present study is an attempt to calculate accuracy of BR ...
Martínez-Navarro Bienvenido - - 2009
The archaeological site of 'Ubeidiya provides a unique, rich faunal assemblage, as well as evidence for the presence of early hominins in the Levant. Paleontological analysis of the faunal community is pertinent to understanding the biochronology and the timing of hominin dispersal events from Africa to Eurasia. This study presents ...
Acharya Ashith B - - 2009
Age assessment may be a crucial step in postmortem profiling leading to confirmative identification. Among the traditional dental parameters used for estimating age, root dentin translucency is considered to be least affected by external stimuli and most suitable for the purpose. Using this variable, Bang and Ramm in 1970 developed ...
Shah Punit - - 2009
PURPOSE: The aim of this study was to investigate the prevalence of cervical wear lesions in three groups of patients: bruxists, combined tooth wear, and controls. The hypothesis was that those subjects presenting with bruxism were more likely to develop cervical wear lesions. MATERIALS AND METHODS: Of 119 subjects, 31 ...
Pikdoken Levent - - 2009
INTRODUCTION: The aims of the study were to evaluate the rate of accompanying gingival movement and changes in the widths of the attached gingiva (AG) and the keratinized gingiva (KG) after orthodontic extrusion of the mandibular incisors. METHODS: The study was carried out with 10 subjects whose mandibular incisors were ...
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