نتایج جستجو برای: second molar
تعداد نتایج: 645368 فیلتر نتایج به سال:
Early diagnosis of impacted mandibular second molar (MM2) is critical since treatment at a later stage can be complicated. It often requires multidisciplinary approach. Surgical uprighting MM2 appears to safe, effective, and reliable alternative conventional orthodontic mechanics with minimal risk morbidity or pulpo-periodontal problems. Timely factors affecting outcomes must assessed for succe...
Introduction: Treatments with dental surgery seek to displace tooth to the correct position within the dental arch. Objective: To report a clinical case that took advantage of an unerupted third molar. Case history: A male patient, 18 years of age, was referred by his dentist to evaluate the third molars. The clinical exam revealed no visible lower third molars. The computed tomography (CT...
The purpose of this study was to elucidate a possible association between ectopic first molar eruption causing root resorption on the distal root of the primary maxillary second molar, and ectopic canine eruption causing root resorption on the permanent maxillary incisors. The subjects consisted of 30 patients, 22 females and eight males in the age range 8.3-15.0 years in whom root resorption o...
INTRODUCTION In this prospective longitudinal study, we compared the prevalence of mandibular second molar eruption difficulties in patients treated with appliances to maintain mandibular arch perimeter. Other independent variables (age, molar angulation, space-width ratio, treatment time, and sex) were tested for their value as predictors of eruption difficulty. METHODS Three hundred one pat...
INTRODUCTION Although lip bumpers (LBs) provide significant clinical gain of mandibular arch perimeter in mixed-dentition patients, orthodontists are reluctant to use them due to the possibility of permanent second molar eruptive disturbances. OBJECTIVE The present study was conducted to assess second molar impaction associated with the use of LBs, and to investigate how they can be solved. ...
Cementoblastomas are rare benign odontogenic tumors. Diagnosis of these lesions must be made by an association of clinical, radiographic, and histopathological findings. Cementoblastomas rarely occur in both primary and permanent dentitions. We describe the sixth case of cementoblastoma in the literature with the involvement of both deciduous and permanent teeth. The aim of this case report is ...
Molar incisor hypomineralization (MIH) is a developmental defect of dental enamel that shares features with hypomineralized second primary molars (HSPM). Prior to permanent tooth eruption, second primary molars could have predictive value for permanent molar and incisor hypomineralization. To assess this possible relationship, a cross-sectional study was conducted in a sample of 414 children ag...
An unusual case of a second maxillary molar with a dilacerated root visible clinically is described. Apicectomy followed by retrograde amalgam filling was performed whereby gingival coverage and gingival seal was achieved.
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