Results 31 to 40 of about 36,048 (304)

Dental anomalies and their treatment modalities/planning in orthodontic patients

open access: yesJournal of Orthodontic Science, 2018
OBJECTIVE: This study was carried to study the prevalence of dental anomalies and treatment modalities/planning among the orthodontic patients. MATERIALS AND METHODS: A total of 370 orthodontic records including their pre-treatment orthopantomographs ...
Anis A Roslan   +2 more
doaj   +1 more source

Ectopic premolar tooth in the sigmoid notch [PDF]

open access: yes, 2016
Impaction of a mandibular premolar is relatively uncommon. Ectopic placement is more unusual and there has been no discussion in the literature of an ectopic mandibular premolar in the coronoid process. In this case report, we present an impacted ectopic
Akgul, Hayati Murat   +2 more
core   +7 more sources

Aesthetic Rehabilitation of Discoloured Anterior Teeth with Facial Talon’s Cusp: A Case Report [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2021
Talon’s cusp is described as a process of horn-like shape curving from the base downwards to the cutting edge. Ripa and Mellor later described this phenomenon as talon cusp resemblance to talon of eagle.
POOJA ANGAD YADAV   +4 more
doaj   +1 more source

Coexisting Peg-Shaped Lateral Incisor and Hypodontia in a 9-Year-Old Child

open access: yesJournal of Integrated Health Sciences, 2020
Anomaly (Greek, anomalos; irregular) is a deviation from what is regarded as normal, standard, or expected. Disturbance of the epithelium along with mesenchymal interactions markedly alters the normal sequence of odontogenesis, which represents as ...
Paridhi S. Shah   +2 more
doaj   +1 more source

The prevalence of root dilacerations in a Turkish population [PDF]

open access: yes, 2010
Objectives: The aim of this study was to determine the prevalence of root dilaceration in a Turkish dental patient population with respect to sexes and dental localization in relation between sex and this anomaly.
Caglayan, Fatma   +4 more
core   +1 more source

Mixed‐Functionalized Acylgermanes Result in Wavelength‐Controlled Fragmentation

open access: yesAngewandte Chemie, EarlyView.
Selective radical generation from PEG‐acylgermanes is achieved by controlling the used wavelength. Distinct aryl‐carbonyl units undergo wavelength‐dependent α‐cleavage, producing radicals with different reactivities. UV/Vis, TD‐DFT, and photo‐CIDNP spectroscopy confirm that small adjustments in light input directly dictate radical identity and ...
André Culum   +6 more
wiley   +2 more sources

Radiographic Study of Developmental Alteration in Tooth Number Among Children in IIUM Dental Clinic [PDF]

open access: yes, 2016
Background: The aim of this research was to determine the prevalence, distribution and association of developmental alteration in tooth number with gender, location, and presence of delayed eruption of tooth among children who attended to Student's ...
Ardini, Y. D. (Yunita)   +3 more
core   +3 more sources

Çukurova Popülasyonunda Gelişimsel Diş Anomalisi Görülme Sıklığı: Radyografik Bir Çalışma

open access: yesSelcuk Dental Journal, 2023
Amaç: Bu çalışmanın amacı, retrospektif olarak incelenen panoramik radyografilerde görülen dental anomalilerin tüm tip ve alt tiplerinin prevalansını değerlendirmekti.
Hazal Duyan   +3 more
doaj   +1 more source

Ectopic Eruption of the First Permanent Molar in the Maxilla: Cephalometric Features of 13 Pediatric Patients

open access: yesApplied Sciences, 2021
Ectopic eruption of the first permanent molar in the maxilla, generally characterized by the wrong axial positioning during eruption, is reported to occur in about 2–6% of children.
Daniela Di Venere   +4 more
doaj   +1 more source

Protecting the Axion with Local Baryon Number [PDF]

open access: yes, 2017
The Peccei-Quinn (PQ) solution to the Strong CP Problem is expected to fail unless the global symmetry U(1)${}_{\rm PQ}$ is protected from Planck-scale operators up to high mass dimension.
Duerr, Michael   +2 more
core   +2 more sources

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