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Dental Public Health and Education

Chulalongkorn University Theses and Dissertations (Chula ETD)

2019

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Antimicrobial Effect Against Oral Microbiota After Continuous Use Of Natural Oral Spray Products, Chanon Suwanprapis Jan 2019

Antimicrobial Effect Against Oral Microbiota After Continuous Use Of Natural Oral Spray Products, Chanon Suwanprapis

Chulalongkorn University Theses and Dissertations (Chula ETD)

So far as we know there were several natural extracts possessed antimicrobial activity against oral microbiota. These natural extracts can be used as an alternative to replace chlorhexidine mouthwash which retains unfavorable flavor and also has some adverse effects. However, the antimicrobial activity of the natural extracts in commercial products have never been demonstrated especially in vivo studies. Therefore, the purpose of this study is to investigate the antimicrobial activity of natural oral spray against oral bacteria compared with chlorhexidine mouthwash, and patient satisfaction. Participants had used two types of commercial natural oral spray products, including essential oil and essential …


The Prevalence And Risk Factors Of Oral Soft Tissue Lesions In Kidney Transplant Recipients, Charinrat Sirivichayakul Jan 2019

The Prevalence And Risk Factors Of Oral Soft Tissue Lesions In Kidney Transplant Recipients, Charinrat Sirivichayakul

Chulalongkorn University Theses and Dissertations (Chula ETD)

Background: Kidney transplantation is considered to be the best treatment for end-stage renal disease patient, and widely accepted it improves quality and length of life. However, the kidney transplant recipient has to receive long-term immunosuppressive therapy in order to prevent kidney transplant rejection, causing the immune function system declined. Oral and dental problems also increase in these patients, which mostly develop as a result of side effects and drug interaction. This study aims to determine the prevalence and risk factors of oral soft tissue lesions in kidney transplant recipients. Methodology: The cross-sectional study was conducted in April to October 2019. …


Tooth Agenesis In Thai Population: Prevalence, Characteristics And Its Genetic Variant In A Thai Family, Charinya Kanchanasevee Jan 2019

Tooth Agenesis In Thai Population: Prevalence, Characteristics And Its Genetic Variant In A Thai Family, Charinya Kanchanasevee

Chulalongkorn University Theses and Dissertations (Chula ETD)

Objectives: To assess the prevalence and characteristics of tooth agenesis in Thai population and to identify the genetic variants in a family affected with tooth agenesis. Methods: Panoramic radiographs in a random sample of Thai patients from 15 to 20 years of age which were taken in 2017 at the Faculty of Dentistry, Demographic data (age and sex) and dental characteristics of the patients were recorded. A chi-square test was used to determine the differences in the prevalence of tooth agenesis between sexes, maxillary-mandibular teeth, left-right sides, and numbers of missing teeth. Three mL of blood samples were collected for …


Oral Candida Colonization In Thai Denture Wearing Elderly With Hyposalivation, Nada Buranarom Jan 2019

Oral Candida Colonization In Thai Denture Wearing Elderly With Hyposalivation, Nada Buranarom

Chulalongkorn University Theses and Dissertations (Chula ETD)

Objective: To examine relationships between hyposalivation, oral Candida colonization and oral health status in generally healthy elders and evaluate factors that affect salivary flow rates and Candida colonization in a cross-sectional study. Materials and methods: Fifty-three elderly participants were enrolled and interviewed for medical history, subjective dry mouth symptoms, oral hygiene practice and denture information. Unstimulated and stimulated salivary flow rates, clinical signs of dry mouth, gingival index, tongue coating index and root caries index were recorded. Stimulated saliva samples were cultured on Sabouraud dextrose agar for colony counts and Candida species were identified with chromogenic Candida agar and polymerase …


A Comparison Of Microrna Profiles Between Rat Incisors And Molars, Sirawit Nipakasem Jan 2019

A Comparison Of Microrna Profiles Between Rat Incisors And Molars, Sirawit Nipakasem

Chulalongkorn University Theses and Dissertations (Chula ETD)

Unlike the molar, rodent incisor is a distinct organ that have continuously growth at distal end of tooth throughout its lifetime to compensate for abrasion. The key of continuous growth is the result of delayed root formation and prolonged crown formation that possibly made by stem cell niche, so-called cervical loop, which involve various genes and signaling pathways. MicroRNAs (miRNAs) are small non-coding single stranded RNAs that involved in biological mechanisms of dental development. To study the role of miRNA, we extracted total RNA from the dental pulp tissue collected from the apical part, coronal part of incisors and molars, …


The Study Of Oro-Dental Structures And Application Of Dental Adhesives In Patients Affected With Osteogenesis Imperfecta, Oadcharawadee Nutchoey Jan 2019

The Study Of Oro-Dental Structures And Application Of Dental Adhesives In Patients Affected With Osteogenesis Imperfecta, Oadcharawadee Nutchoey

Chulalongkorn University Theses and Dissertations (Chula ETD)

Objectives: To investigate genetic mutations, oro-dental features, tooth ultrastructures, and characteristics of total-etch adhesives (Optibond FL; Kerr) and self-etch adhesives (Clearfill SE Bond; Kuraray) applied on the teeth of the patients who affected with syndromic osteogenesis imperfecta and dentiongenesis imperfecta(DGI), compared with the controls. Methods: Three patients were diagnosed with osteogenesis imperfecta and dentinogenesis imperfecta at Faculty of Medicine, Clinical, radiographic, and laboratory examination were performed. Genetic mutations were analyzed by whole-exome sequencing (WES) and Sanger sequencing. Three teeth were obtained, one tooth from each patient (DGI tooth). Each tooth sample was examined for its color by colorimeter, mineral composition …


Associations Between Social Determinants And Prosthesis Obtained In Bangkok Elders: 10 Years After Universal Coverage Policy Implementation, Chutimont Jindarojanakul Jan 2019

Associations Between Social Determinants And Prosthesis Obtained In Bangkok Elders: 10 Years After Universal Coverage Policy Implementation, Chutimont Jindarojanakul

Chulalongkorn University Theses and Dissertations (Chula ETD)

In these ten years, the number of elderly populations in Bangkok has increased every year and tooth loss is still a major oral problem in their daily life. The main treatment in solving this problem is to replace the edentulous ridge with a prosthesis. There are many factors that affect the elderly to obtain the prosthesis. For the financial aspect, the government has supported the elderly by three main supporting insurance systems. The aim of this study is to investigate the associations between social determinants and prosthesis obtained of the elderly in Bangkok, during 10 years after the implementation of …


Microshear Bond Strength And Microleakage Of Glass Ionomer Cement On Aged Dentin, Chutima Techa-Ungkul Jan 2019

Microshear Bond Strength And Microleakage Of Glass Ionomer Cement On Aged Dentin, Chutima Techa-Ungkul

Chulalongkorn University Theses and Dissertations (Chula ETD)

Objective: To compare the microshear bond strength and microleakage of glass ionomer cements when bonded to aged and young dentin. Background: Root caries commonly occurs in elderly patients. Glass ionomer cement (GIC) is frequently used to restore root caries. Many studies of GIC have been conducted using young dentin, however few studies have assessed adhesion and microleakage of GICs to aged dentin. Materials and methods: Seventy-eight non-carious human molars (patient age 16-30 = 39; patient age ≥ 65 = 39) were tested with three commercial GICs (Fuji II LC, Equia Forte Fil, and Fuji BULK). For microshear bond strength (µSBS), …


Prevalence And Oral Health-Related Factors Associated With Mild Cognitive Impairment In Elderly Dental Patients At Faculty Of Dentistry, Chulalongkorn University, Panatcha Weerapol Jan 2019

Prevalence And Oral Health-Related Factors Associated With Mild Cognitive Impairment In Elderly Dental Patients At Faculty Of Dentistry, Chulalongkorn University, Panatcha Weerapol

Chulalongkorn University Theses and Dissertations (Chula ETD)

This study aims to assess the prevalence of Mild Cognitive Impairment (MCI) and its oral health-related factors in elderly dental patients at Geriatric dentistry clinic and Prosthodontic clinic of Faculty of Dentistry, Total 248 dental patients aged 60 years and above were recruit. Average age of participants was 68.68 years with 73.0 % female. Cognitive functions were assessed by Montreal Cognitive Assessment Thai version (MoCA-T). Individual data were obtained by self-reported interview. Oral examinations were evaluated by a dentist. The prevalence of MCI was found 29.4% in elderly dental patients and was higher than among general elders. Oral health-related factors …


Dental Services Utilization, Oral Status, And Oral Health-Related Quality Of Life Among Thai Elderly: Data From The Eight Thailand National Oral Health Survey, Punkanit Harirugsakul Jan 2019

Dental Services Utilization, Oral Status, And Oral Health-Related Quality Of Life Among Thai Elderly: Data From The Eight Thailand National Oral Health Survey, Punkanit Harirugsakul

Chulalongkorn University Theses and Dissertations (Chula ETD)

The number of older adults in Thailand is currently increasing. To create the appropriate oral health service for them requires understanding the associations between dental service utilization (DSU), oral status and oral health-related quality of life (OHRQoL). The objectives of this study were to examine the associations of DSU and oral status with OHRQoL and to examine the associations between social backgrounds and DSU in Thai older adults. Data on 4,130 Thai older adults from the 8th Thailand National Oral Health Survey were collected through interviews and oral examination. Chi-square test and multiple logistic regression models were applied. Thai older …


Oral Health-Related Quality Of Life And Related Factors In The Elderly Patients Who Received Dental Treatment, Teerawut Tatiyapongpaiboon Jan 2019

Oral Health-Related Quality Of Life And Related Factors In The Elderly Patients Who Received Dental Treatment, Teerawut Tatiyapongpaiboon

Chulalongkorn University Theses and Dissertations (Chula ETD)

This thesis is a cross-sectional study which explores underlying determinants of elderly patients. The study examines related factor that impaired Oral Health-related Quality of life (OHRQoL) and analyzes the characteristics of elderly patients at our clinic. 46 participants are patients who completed dental treatment more than 6 months during May 2016 to December 2018. Underlying determinants information were recorded by interview, patient chart review and oral examination. There were collected self-evaluation and Oral Impacts on Daily Performances (OIDP). Descriptive statistics was used to describe the characteristics of patients. Spearman correlation and Kruskal-Wallis test at P-value < 0.05 were performed. From the results, the participant’s OIDP scores showed the majority in no severity and no more than 2 impacts activities. The major activities that were impacted were eating activity and speaking activity due to ill-fitting dentures but less impacts in psychological and social performance. There was poor denture satisfaction that impaired participant’s OHRQoL. However, there were differences between dentist and patient evaluation. The authors suggest that the dental treatment should focus on the recall system, the frequency of dental recall visits, procedures to successful oral hygiene instruction and skills to handle the denture problems.