Children's drawing as a measurement of dental anxiety in paediatric dentistry.

Background: Drawings can be used as a method of communication that represents an individual's self-concept, anxiety, attitude or conflict.

Aim: The purpose of this study was to evaluate children's drawing as a measure of dental anxiety in a dental setting.

Design: Seventy-eight children, aged 6-12 years, were enrolled in this study.

Effect of two different polishing systems on fluoride release, surface roughness and bacterial adhesion of newly developed restorative materials.

Objectives: To evaluate the effects of two different polishing systems on fluoride release, surface roughness and bacterial adhesion of five restorative materials MATERIALS AND METHODS: The study groups were comprised of five different restorative materials, Beautifil II (B); GCP Glass Fill (G); Amalgomer CR (A); Dyract XP (D); Fuji IX GP (F) and 21 specimens were prepared from each material. Each group was divided into three subgroups according to the polishing system: Mylar (control) (C), Sof-lex (S), and Enhance-Pogo (EP). The amount of fluoride release was measured using a fluoride ion-selective electrode and surface roughness was investigated with a profilometer.

Evaluation of Surface Roughness Characteristics Using Atomic Force Microscopy and Inspection of Microhardness Following Resin Infiltration with Icon.

Objective: The aim of this study was to evaluate the surface roughness via atomic force microscopy (AFM) as well as to evaluate the microhardness values of Icon in comparison with sound and demineralized enamel in a large subject group.

Materials And Methods: Enamel samples were prepared from sound bovine incisors and randomly allocated into either AFM (n = 60) or microhardness (n = 60) groups. The AFM group was divided into control (n = 30) and Icon (n = 30) subgroups.

Transalveolar repositioning of an impacted immature permanent mandibular canine.

The purpose of this case report is to discuss the four-year follow-up of a transalveolar transplantation of an impacted immature permanent mandibular left canine. A nine year-old-boy was referred to the dental school because of a mandibular swelling associated with the impacted canine. Under local anesthesia, the tooth was extracted and transplanted in its own space, followed by a two-week orthodontic fixation.

Antibacterial surface properties of various fluoride-releasing restorative materials in vitro.

Purpose: The aim of this study was to investigate the antibacterial surface properties of high-viscosity glass ionomers (Fuji IX GP, Ketac Molar), a resin-modified nano-ionomer (Ketac N100), resin-modified glass ionomers (Fuji II LC, Vitremer), a compomer (Compoglass F) and a resin-based composite (Filtek Z250).

Methods: ISO-standardized specimens 6 mm in diameter were prepared for each restorative material. The antibacterial properties of the materials were tested in an agar diffusion assay using Streptococcus mutans (ATCC 25175) for 24 and 48 hours.

Use of Pre-Injection Diffusion of Local Anaesthetic as a Means of Reducing Needle Penetration Discomfort.

Aim: To determine if pre-injection diffusion of local anaesthetic solution influences the discomfort of needle penetration in the palate.

Methods: A placebo-controlled, randomised, double-blind split-mouth investigation was conducted. 25 healthy adult volunteers were recruited and each received two needle penetrations in a random order during one visit.

In vitro effects of two topical varnish materials and Er:YAG laser irradiation on enamel demineralization around orthodontic brackets.

The aim of this in vitro was to evaluate the effects of tricalcium phosphate (TCP) and amorphous calcium phosphate (ACP) containing varnish materials and Er:YAG laser irradiation on enamel demineralization around orthodontic brackets. Forty extracted human premolar teeth were randomly divided into four treatment groups (i.e.

Association of amoxicillin use and molar incisor hypomineralization in piglets: visual and mineral density evaluation.

Aim: The aim of the present study was to determine the prevalence of MIH both visually and quantitatively, and describes the range of mineral densities of enamel specimens from three groups of piglets where two groups were given different doses of amoxicillin in infancy.

Methods: In this blind randomized clinical study, 20 piglets were randomly divided into three groups. Group A received a standard dose (50mg/kg/day) and Group B received a high dose (90mg/kg/day) of amoxicillin in selected days of the month (20 working days) they were born.

A novel delivery system of probiotic drop and its effect on dental caries risk factors in cleft lip/palate children.

Objective: The aim of the present study was to investigate the effect of the probiotic bacterium Lactobacillus reuteri on the levels of salivary mutans streptococci and lactobacilli in children with cleft lip/palate who used the novel drop containing L. reuteri.

Material And Methods: The study group consisted of 19 operated cleft lip/palate children aged 4 to 12 years.

Orthodontic treatment of a transmigrated mandibular canine: a case report.

Background: Intraosseous migration of a lower canine across the midline is a rare dental anomaly. The treatment options include: forced eruption of the unerupted tooth using orthodontic traction, autotransplantation, extraction followed by prosthetic replacement.

Aim: To report the management of a transmigrated lower right canine.

Orofacial and dental injuries of snowboarders in Turkey.

Background/aims: Snowboard riding has increased in popularity during the last decade and is also remarkable for its dramatic rise in association with serious injuries. The aim of this study was to evaluate the nature of dental or orofacial trauma in snowboard riders in Turkey, as well as to investigate if adolescent and young adult snowboard riders were aware of any protective measures.

Methods: An epidemiological survey was carried out through interviews with 86 snowboard riders in Turkey.

Antibacterial efficacy of diode and Er:YAG laser irradiation in experimentally contaminated primary molar root canals.

Objective: In vitro comparison of the antibacterial efficacy of Diode and Er:YAG laser irradiation with that of NaOCl irrigation in contaminated primary molar root canals.

Study Design: 96 root canals prepared from 32 extracted primary molar teeth were mechanically enlarged and the teeth were randomly divided into 4 subgroups. The roots were inoculated with an overnight culture of Enterococcus faecalis in tryptic soy broth for 24 hours.

Oral colonization by Lactobacillus reuteri ATCC 55730 after exposure to probiotics.

Objective: The aim of this study was to investigate whether Lactobacillus reuteri ATCC 55730 can be detected in the oral cavity after discontinuation of administration of a product prepared with this bacterium.

Materials And Methods: The study consisted of three 2-week periods: clearance period, intervention period, and post-treatment period. Twenty-five volunteers consumed a chewable tablet of L.

Do American football players in Turkey protect themselves from dental or orofacial trauma?

Background/aims: Dental and orofacial trauma in contact sports differs from other sources, as it is possible to prevent it and reduce the dental and orofacial trauma by using protection devices. The aim of this study was to evaluate the occurrence of dental or orofacial trauma in American football players of Turkey National League as well as to investigate if the players were aware of mouthguards (MGs) and had used any.

Material And Methods: An epidemiological survey was carried out through interviews with 78 American football players in four clubs competing in Turkey National League.

Reduction of salivary mutans streptococci in orthodontic patients during daily consumption of yoghurt containing probiotic bacteria.

Previous studies have suggested that probiotic supplements in dairy products may affect the oral microbial ecology, but the effect in orthodontic patients has not previously been reported. The aim of the present study was to examine whether short-term consumption of fruit yogurt containing probiotic bifidobacteria would affect the levels of salivary mutans streptococci and lactobacilli in patients with fixed orthodontic appliances. A double-blind, randomized crossover study was performed and 24 healthy adolescents (12-16 years) undergoing orthodontic treatment were followed over four periods.

The erosive potential of different malt drinks: an in vitro and in situ study.

Objectives: Whereas the potential effect of acidic drinks in the etiology of dental erosion is well recognized the role of malt drinks is unclear. The primary aim of the present study was to compare the in vitro erosive effect on enamel produced by different aromated malt drinks. A secondary objective was to compare their erosive effects in situ with those determined in vitro.

The prevalence of molar incisor hypomineralization (MIH) in a group of children in a highly polluted urban region and a windfarm-green energy island.

Background: Children's developing teeth may be sensitive to environmental pollutants such as polychlorinated dibenzo-p-dioxins (PCDDs) and polychlorinated dibenzofurans. The term molar incisor hypomineralization (MIH) was introduced to describe the clinical appearance of enamel hypomineralization of systemic origin affecting one or more permanent first molars (PFMs) that are associated frequently with affected incisors.

Aim: The aim of this study was to determine the prevalance of MIH in children from the most industrialized and polluted region and the most green-energy island of Turkey.

Short-term effect of ice-cream containing Bifidobacterium lactis Bb-12 on the number of salivary mutans streptococci and lactobacilli.

Objective: Probiotic bacteria are thought to reduce the risk of some infectious diseases. The aim of the present study was to examine whether or not short-term consumption of ice-cream containing bifidobacteria can affect the salivary levels of mutans streptococci and lactobacilli in young adults.

Material And Methods: A double-blind, randomized crossover study was performed and 24 healthy subjects (mean age 20 years) were followed over 4 periods.

A probiotic lozenge administered medical device and its effect on salivary mutans streptococci and lactobacilli.

Background: Previous studies have suggested that lactobacilli-derived probiotics in dairy products may affect oral ecology, but the effects of different delivery methods have received little attention.

Aim: The aim of the present study was to investigate the effect of the probiotic Lactobacillus reuteri, delivered by a new medical device, on the levels of salivary mutans streptococci and lactobacilli in young women with high Streptococcus mutans counts.

Design: This is a randomized, double-blind, placebo-controlled study involving 20 healthy young women (aged 20 years): 10 as subjects and 10 as controls.

Compressive strength, surface roughness, fluoride release and recharge of four new fluoride-releasing fissure sealants.

The aim of this study was to investigate the compressive strength and surface roughness of two glass ionomer cements and two resin-based fissure sealants before and after fluoride release and recharge. Twenty-one specimens were prepared and divided into three groups for each material. First group was loaded in compression until failure.

Dental and orofacial trauma in pony and horseback riding children.

An epidemiological survey was carried among pony and horseback riding children in nine pony and horseback riding clubs, Istanbul. The purpose of the present study was to evaluate the prevalence of dental trauma in young pony and horse riders. A total of 214 children were interviewed to determine the occurrence of dental trauma during pony and horseback riding.

Evaluation of the fluoride release from orthodontic band cements.

Purpose: To compare the fluoride levels released from a polyacid-modified resin composite (Ultra BandLok), a resin-modified glass-ionomer cement (Multicure) and a conventional glass-ionomer cement (Meron).

Methods: Fluoride concentration in the deionized water was measured at 1, 2, 3, 7, 14 and 28 days. Fluoride measurement was undertaken using a fluoride ion selective electrode connected to an ion-analyzer.

Salivary mutans streptococci and lactobacilli levels after ingestion of the probiotic bacterium Lactobacillus reuteri ATCC 55730 by straws or tablets.

Objective: Previous studies have suggested that lactobacilli-derived probiotics in dairy products may affect oral ecology, but the impact of different vehicles of ingestion has received little attention. The aim of the present study was to investigate the effect of the probiotic bacterium Lactobacillus reuteri ATCC 55730 on the levels of salivary mutans streptococci and lactobacilli in young adults when ingested by two different delivery systems.

Material And Methods: The material comprised 120 healthy young adults (21-24 years) and a placebo-controlled study design with parallel arms was utilized.

Effect of yogurt with Bifidobacterium DN-173 010 on salivary mutans streptococci and lactobacilli in young adults.

Probiotic bacteria are thought to reduce the risk of disease. Previous studies have suggested that lactobacilli-derived probiotics in dairy products may affect the oral ecology, but the effect of bifidobacteria has not previously been reported. The aim of the present study was to examine whether or not short-term consumption of yogurt containing bifidobacteria would affect the salivary levels of mutans streptococci and lactobacilli in young adults.

Delayed eruption of a mandibular primary cuspid associated with compound odontoma.

Although odontomas are considered to be a common type of odontogenic tumor, they rarely occur solely in the primary dentition. This case report presents an eight and a half-year-old-child with a compound odontoma located in the mandible, which caused the impaction of both primary and permanent canines.