نتایج جستجو برای: dental growth
تعداد نتایج: 970368 فیلتر نتایج به سال:
The ability to afford needed dental care is the key difference between those children who miss school due to a dental problem and those who do not. Among all school age children, those who need dental care but cannot afford it are more likely to miss one or more school days due to dental problems Of the 7,240,000 school age children ages 5-17 in California, an estimated 504,000 (7%) missed at l...
PURPOSE The purpose of this study was to collect baseline data pertaining to the oral health of Hispanics residing in Siler City, NC, a microcosm of the flourishing Latino growth found especially in the southeastern United States. METHODS A convenience sample of 158 Hispanic adults was recruited. A 41-item Spanish language survey was utilized. Questions addressed preventive oral health practi...
BACKGROUND The aim of this study was to evaluate the efficacy and safety of herbal dental cream in comparison to fluoride dental cream. OBJECTIVES Clinical evaluation of a novel herbal dental cream in plaque formation: a double-blind, randomized, controlled clinical trial. METHODS One hundred and two patients with established dental plaque were randomly assigned to either herbal dental grou...
OBJECTIVE The aim of this longitudinal study, comprising young adults without orthodontic treatment, was to assess spontaneous changes in lower dental arch alignment and dimensions. METHODS Twenty pairs of dental casts of the lower arch, obtained at different time intervals, were compared. Dental casts obtained at T1 (mean age = 20.25) and T2 (mean age = 31.2) were compared by means of paired...
Among various dental materials and their successful applications, a dental implant is a good example of the integrated system of science and technology involved in multiple disciplines including surface chemistry and physics, biomechanics, from macro-scale to nano-scale manufacturing technologies and surface engineering. As many other dental materials and devices, there are crucial requirements...
Objective: The aim of the present study was to evaluate the effects of the hard plate used for the treatment of bruxism, on the growth of the alveolar base of the maxillary bone during a 6 month period. Methods: All the subjects were three to six year old, were healthy and presented dental wear. The children were included as bruxist when their anxiety level was above 0.75%, according to Conners...
Introduction A current debate in palaeoanthropology centres on the issue of modern human origins, particularly the question of when ‘anatomically modern humans’ (AMH) from the African Middle Stone Age (MSA) became fully modern. Fossil Homo in Africa appears to have undergone a morphological transition from a more primitive form (i.e. Homo heidelbergensis/Homo rhodesiensis) to a more modern form...
Biology of Dentofacial Growth and Development: Updating Standards using Digital Imaging Technologies
Dentofacial growth and development is a complex phenomenon with great impact in the evaluation and treatment of the child. In order to understand individual growth and to elaborate precise diagnosis we need to develop reference values for the present population. For this we had to perform cross-sectional and mixed longitudinal studies on large samples of population over a period of three years....
background: stem cells from human exfoliated deciduous teeth (shed) have the capability to differentiate into neural cells. neurotrophins including nerve growth factor (ngf), brain-derived neurotrophic factor (bdnf), neurotrophin-3 (nt-3), and neurotrophin-4 (nt-4) have neurogenesis, neurotrophic, or neuroprotective effects and are expressed in developing teeth. the aim of this study was to mea...
BACKGROUND Children with severe airway obstruction tend to have a vertical direction of growth, class II malocclusion, and narrow arches. Adenoidectomy and tonsillectomy were recommended for the promotion of balanced dentition growth in these children.The aim of this study was to determine the effect of adenoidectomy and tonsillectomy on the growth of dental morphology in children with airway o...
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