Results 51 to 60 of about 26,690 (336)

Genetic and Morphological Variation in Hypodontia of Maxillary Lateral Incisors

open access: yesGenes, 2023
(1) Background: Hypodontia has a multifactorial aetiology, in which genetic factors are a major component. Associated with this congenital absence, the formed teeth may show differences in size and shape, which may vary with the specific genetic variants and with the location of the missing teeth.
Bernadette Kerekes-Máthé   +4 more
openaire   +2 more sources

Developmental absence of maxillary lateral incisors in the Portuguese population [PDF]

open access: yesEuropean Journal of Orthodontics, 2005
The aim of this study was to evaluate the prevalence and clinical manifestation of developmental absence of maxillary permanent lateral incisors in the Portuguese population. The study group comprised 16 771 patients observed between 1993 and 2000 at the Faculty clinic. Two hundred and nineteen patients were found to have missing upper lateral incisors
Pinho, Teresa   +3 more
openaire   +5 more sources

Developmentally absent maxillary lateral incisors [PDF]

open access: yesBritish Dental Journal, 2007
Objective To investigate the orthodontic management of patients with developmentally absent maxillary lateral incisors. Materials and methods A questionnaire was mailed to all orthodontists on the specialist list held by the British Orthodontic Society.
openaire   +2 more sources

Quantification of three-dimensional orthodontic force systems of T-loop archwires [PDF]

open access: yes, 2010
Objective: To demonstrate the three-dimensional (3D) orthodontic force systems of three commercial closing T-loop archwires using a new method and to quantify the force systems of the T-loop archwires.
Brizendine, Edward J.   +2 more
core   +1 more source

Moving an incisor across the midline: A treatment alternative in an adolescent patient [PDF]

open access: yes, 2011
A 13-year-old sought treatment for a severely compromised maxillary left central incisor and an impacted fully developed left canine. Extraction of both teeth became necessary.
Bosio, Jose A   +2 more
core   +1 more source

Synaptic Dysfunction in the Anterior Cingulate Cortex Underlies Pain‐Anxiety Comorbidity in a Mandibular Asymmetry Mouse Model

open access: yesAdvanced Science, EarlyView.
This study establishes a mandibular asymmetry (MA) mouse model that recapitulates chronic orofacial pain and anxiety comorbidity. Anterior cingulate cortex (ACC) hyperactivation and synaptic dysfunction are identified as central neural mechanisms underlying these pathologies, with chemogenetic inhibition of ACC CaMKII+ neurons effectively reversing ...
Zhaoyichun Zhang   +19 more
wiley   +1 more source

A case report of Parry Romberg Syndrome initially presenting as periodontitis [PDF]

open access: yes, 2018
Parry Romberg Syndrome (PRS) is a rare disorder of progressive hemifacial atrophy, involving soft tissues, fat and occasionally bone. It can co-exist with presentations of Morphea.
Bramley   +14 more
core   +1 more source

Synapsids and sensitivity: Broad survey of tetrapod trigeminal canal morphology supports an evolutionary trend of increasing facial tactile specialization in the mammal lineage

open access: yesThe Anatomical Record, EarlyView.
Abstract The trigeminus nerve (cranial nerve V) is a large and significant conduit of sensory information from the face to the brain, with its three branches extending over the head to innervate a wide variety of integumentary sensory receptors, primarily tactile.
Juri A. Miyamae   +4 more
wiley   +1 more source

Immediate anterior tooth replacement by using an esthetic fixed bridge: A case report

open access: yesMedicina Clínica Práctica, 2020
Introduction: Loss of teeth due to extraction is often found in some cases. Preserving interproximal soft tissue and preventing alveolar bone from collapse due to tooth extraction is the most challenging issue. Ovate pontic design can give a natural look
Muhammad Ikbal   +3 more
doaj   +1 more source

Pbx loss in cranial neural crest, unlike in epithelium, results in cleft palate only and a broader midface. [PDF]

open access: yes, 2018
Orofacial clefting represents the most common craniofacial birth defect. Cleft lip with or without cleft palate (CL/P) is genetically distinct from cleft palate only (CPO).
Berkes   +78 more
core   +1 more source

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