AIM To investigate the effects of endodontic treatment, post placement and ceramic restoration type on the fracture resistance of premolars. METHODOLOGY One hundred and twenty teeth maxillary premolars were allocated to four groups (A-D; n = 30). In group A, mesio-occlusal-distal-inlays with a buccal and palatal wall of 2 mm (MOD), in group B partial onlays with palatal cusp coverage and in g...

BACKGROUND AND AIM: First permanent molar teeth (FPMT) erupt slowly and without any side effects among the 6-8 year old children. Sweet snacks consumption, parents’ unawareness about existence of these teeth and lack of attention to oral health care cause early caries among children in these ages. First permanent molars (FPMs) have a very important role in oral cavity among children. Therefore,...

statement of problem: dmft and ohi- s indices are two of the most important quantitative factors, measuring tooth health and oral hygiene, respectively. propose: the aim of this study was to study of correlation between these indices in 12- year old school girls of kashan. materials and methods: a cross sectional study on the correlation between these indices were carried out on 242, twelve yea...

OBJECTIVE To evaluate the dental status of 88 cancer patients before chemotherapy. MATERIAL AND METHODS Eighty-eight patients with cancer in different body locations were studied and compared with a control group. Dental plaque was assessed by means of the Silness and Löe index, dental status with the DMFT index, and periodontal status with the modified CPI index. RESULTS In the oncological...

background: mental illness is associated with physical health. oral health affects people physically and psychologically and influences how they grow, enjoy life, look, speak, chew, taste food and socialize. oral health may have lower priority in the context of mental illness and these diverse and changing client group experiences similar oral and dental problems. objective: to assess oral heal...

aim: the aim of this study was to compare cusp deflection, infraction and fracture in teeth filled with three temporary filling materials. materials & method: forty five extracted human premolar teeth were chosen. after root canal therapy and mesio-occluso-distal cavity preparation, samples were randomly divided into three groups , each contained 15 teeth and filled with three temporary filling...

Dental decay is a disease that is greatly affected by environmental components, but recently there have been an increasing number of documents supporting a genetic factor in the development of caries. The purpose of this study was to examine the association between dental caries and single-nucleotide polymorphisms in the AMELX gene. This research was carried out on 360 individuals of both sexes...

background: knowledge of existing situation in each region plays great role in order to prevent oral and dental diseases in people. meanwhile, dmft index is one of the best epidemiological indices in dentistry representing oral hygiene situation in society. so, this study was conducted in order to evaluate dmft index in 12- years-old students of zarand city at 2011. methods: this descriptive st...