نتایج جستجو برای: first permanent molar
تعداد نتایج: 1516772 فیلتر نتایج به سال:
Statement of Problem: Previous experiences and clinical observations indicate that enamel hypoplasia and hypocalcification of first permanent molars, among infants born in Cessarian Section Delivery (C/S) is more common than those born in Normal Vaginal Delivery (NVD). Moreover, the first permanent molar is the only tooth that its "cusp tip calcification" starts exactly at the time of delivery....
Whenever the first permanent molar is extracted or its long- term prognosis is poor, before taking any steps, a full clinical and radiographic evaluation associated with patient's dental models investigation is necessary to determine the following cases:The quality and quantity of dentition, teeth missing, occlusion, buds position, orthodontic problems, the level of parents and patient cooperat...
Background: The first permanent molar is the biggest permanent tooth having the most important role in chewing, preservation of vertical height of the jaws and esthetics. On the other hand, because of it's special anatomic form, early eruption, lack of mother’s awareness about it’s eruption and misidentifying it from primary teeth, this tooth is very susceptible to caries. Its caries is an in...
A simple method of treating an ectopically erupting first permanent molar is presented which utilizes both a molar band with helical finger springs cemented to a second primary molar, and a curved tag of composite resin which is acid-etched to the occlusal surface of the affected first permanent molar. When activated and placed into proper position, the springs act at right angles to the long a...
Abstract Ameloblastic fibroma is a relatively rare benign odontogenic tumor with two neoplastic components both epithelial and ectomesenchymal. A 10-year-old girl was referred to a dentist for routine dental treatments for evaluation of the distance between mandibular right first permanent molar and mandibular right second deciduous molar and it was associated with an undesirable backward mov...
The study investigates the gender predictability of permanent maxillary first molar teeth. Mesio distal width of 30 permanent maxillary first molar teeth from casts of 15 male and 15 female patients between the age group of 1725 were measured. Results showed that permanent maxillary first molar tooth exhibited sexual dimorphism but accuracy of gender predictability was only moderate.
The study was a cross sectional observational study undertaken to evaluate the frequency of dental caries in mandibular first molar and its antimere in the opposite mandibular quadrant in eight to ten years old children seen at 28 Military Dental Centre. The study involved 100 male and 100 female children of age 6-10 Years. 80(80%) males exhibited evidence of simultaneous presence of dental car...
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