نتایج جستجو برای: mandibular premolar

تعداد نتایج: 33724  

Hekmatfar, Somayeh, Jafari, Karim, Rezayi, Amir, Samadi, Vahid,

Introduction: This study aimed to investigate the relationship between the prevalence of dental anomalies and hypodontia. Materials and Methods: In this retrospective study, the panoramic radiographs of 101 cases with tooth agenesis (except for the third molar) were studied and compared with [Pn1] those of a non-agenesis control group of 182 subjects. The subjects were within the age range of ...

2014
P Varun Menon Rakesh Koshy Zachariah L K Surej Kumar Sherin A Khalam

Gemination or Schizodontism, a relatively uncommon dental anomaly, is characterized by a tooth with a bifid crown and a common root and root canal. It is commonly seen in primary dentition and gemination in a supernumerary tooth is a rare phenomenon. The purpose of this paper is to present an unusual case wherein gemination has occurred in a lingually placed mandibular supernumerary third premo...

Journal: :Pediatric dentistry 1999
M C Borsatto A T Sant'Anna H Niero U N Soares L C Pardini

This report is a clinical case of a 7-year-old child who presented right impacted second primary mandibular molar. This tooth was positioned inferior to the second premolar successor and a supernumerary tooth superior to the second premolar. Clinical examination did not reveal systemic diseases ot trauma in the facial region. Treatment consisted of the extraction of the impacted second primary ...

2017
Rocío M. Lecca-Morales Marcos J. Carruitero

Objective: the objective of the study was to determine the relationship between dental calcification stages and skeletal maturation in a Peruvian sample. Methods: panoramic, cephalometric and carpal radiographs of 78 patients (34 girls and 44 boys) between 7 and 17 years old (9.90 ± 2.5 years) were evaluated. Stages of tooth calcification of the mandibular canine, first premolar, second prem...

Journal: :American journal of orthodontics 1966
T L Jerrold

PATIEN'l' J. Z., a white boy 13 years 9 months of age, had a Class II, Division 1 malocclusion. This diagnosis could be determined only in the canine area, since no mandibular molars were present on either the right or the left side. The maxillary arch was normal in width and in protraction. The maxillary right second premolar was blocked out lingually and rotated mesially, and the maxillary le...

Journal: :dental research journal 0
atul jain rachana bahuguna

background: knowledge about root canal morphology and its frequent variations can exert considerable influence on the success of endodontic treatment. the aim of this study was to survey the root canal morphology of mandibular first premolar teeth in a gujarati population by decalcification and clearing technique.     methods: one hundred thirty eight extracted mandibular first premolar teeth w...

Journal: :European journal of orthodontics 2007
Julia von Bremen Hans Pancherz Sabine Ruf

The aim of this study was to analyse anchorage loss with reduced, in comparison with total mandibular cast splints during Herbst treatment. Lateral head films of 32 Class II division 1 patients (15 females, 17 males) aged 13.0 years with reduced mandibular cast splints (RMS: second premolar to second premolar) and of 34 Class II division 1 patients (19 females, 15 males) aged 13.9 years with to...

ژورنال: Anatomical Sciences Journal 2016
Aminizadeh, Masoumeh, Jahanimoghadam, Fatemeh,

We report the delayed eruption and infraocclusion of a mandibular second primary molar with ectopic location of the permanent successor. This was a rare case where the second premolar was located to the distal side of the impacted mandibular second primary molar. Early intervention is recommended to manage orofacial disfigurement and prevent consequent problems.

Journal: :Journal of Pharmacy and Bioallied Sciences 2015

Journal: :IP Indian Journal Of Orthodontics And Dentofacial Research 2022

Various types of appliances have been tried by the Orthodontists for fixed orthodontic treatment. Irrespective appliance used main goal retraction anterior teeth in extraction cases is to keep vertical dimension stable so as not allow downward and backward rotation mandible. The aim this study was compare changes mandibular following treatment on subjects who undergone all first premolars. Pre ...

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