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Is there a "safety zone" in the mandibular premolar region where damage to the mental nerve can be avoided if periapical extrusion occurs?
Inferior Alveolar Nerve Paresthesia Foramen
2015/7/16
The mandibular premolars are located close to the mental foramina (Fig. 1). As such, various events affecting these teeth, such as odontogenic infection1 and orthodontic, endodontic, periodontal or su...
Influence of First Premolar Extraction on Mandibular Third Molar Angulation
Premolar extractions Third molar angulations
2010/3/9
Objective: To compare the angular changes in the developing mandibular third molars in both first premolar extraction and nonextraction cases and to determine whether premolar extraction results in a ...
Malposition of Unerupted Mandibular Second Premolar in Children with Palatally Displaced Canines
Malposition Dental anomalies Mandibular second premolar PDC Genetic etiology Late development
2010/3/5
Objective: To test the hypotheses that (1) the distal angulation of unerupted mandibular premolar (MnP2) is significantly greater in children with palatally displaced canines (PDC) than in those in a ...
Increased Occurrence of Dental Anomalies Associated with Second-Premolar Agenesis
Agenesis Dental anomalies Second premolar
2010/3/5
Objective: To evaluate the prevalence of dental anomalies in patients with agenesis of second premolars and compare the findings with the prevalence of these anomalies in the general population.
Ma...
Prediction of Lip Response to Four First Premolar Extractions in White Female Adolescents and Adults
Soft tissues Prediction Cephalometrics Treatment changes Adolescents Adults
2010/3/5
Objective: To develop models for predicting changes in lip position of Class I extraction patients.
Materials and Methods: Pretreatment and posttreatment lateral cephalograms of 46 white female adu...
Prediction of Lip Response to Four First Premolar Extractions in White Female Adolescents and Adults
Soft tissues Prediction Cephalometrics Treatment changes Adolescents Adults
2010/3/5
Objective: To develop models for predicting changes in lip position of Class I extraction patients.
Materials and Methods: Pretreatment and posttreatment lateral cephalograms of 46 white female adu...
The Missing Mandibular Second Premolar, A Problem in Orthodontic Treatment
Mandibular Second Premolar Orthodontic Treatment
2009/3/17
The Missing Mandibular Second Premolar, A Problem in Orthodontic Treatment.
The Congenitally Absent Premolar Problem.
An Analysis Of Second Premolar Extraction Procedures
Analysis Second Premolar Extraction Procedures
2009/3/13
An Analysis Of Second Premolar Extraction Procedures.
The Effect Of Premature Loss Of Deciduous Molars On Premolar Eruption
Premature Loss Deciduous Molars Premolar Eruption
2009/3/12
The Effect Of Premature Loss Of Deciduous Molars On Premolar Eruption.
The Frequency of Malposed Unerupted Lower Premolar Teeth
Malposed Unerupted Premolar Teeth
2009/3/10
The Frequency of Malposed Unerupted Lower Premolar Teeth.
First Premolar or Second Premolar Extractions：Formula or Clinical Judgment?
First Premolar Second Premolar Extractions Clinical Judgment
2009/3/8
First Premolar or Second Premolar Extractions: Formula or Clinical Judgment?
Effect of Extraction in the Early Mixed Dentition on the Eruption of the First Premolar in Macaca Nemestrina
Early Mixed Dentition First Premolar Macaca Nemestrina
2009/3/5
Effect of Extraction in the Early Mixed Dentition on the Eruption of the First Premolar in Macaca Nemestrina.
Effect of Extraction in the Late Mixed Dentition on the Eruption of the First Premolar in Macaca Nemestrina
Extraction First Premolar Macaca Nemestrina
2009/3/5
Effect of Extraction in the Late Mixed Dentition on the Eruption of the First Premolar in Macaca Nemestrina.
The effect of mandibular first premolar extraction on third molar space
Premolar extraction Molar space Crowding
2009/1/23
Change in molar space is compared in 48 mandibular first premolar extraction cases and 46 non-extraction cases over a five year period. Significantly greater increase in molar space is found in extr...