نتایج جستجو برای: facial asymmetry

تعداد نتایج: 94806  

Journal: :Neuro-oncology 2023

Abstract AIMS Children receiving radiotherapy for head and neck tumours, such as Head Neck Rhabdomyosarcoma (HN- RMS), often experience facial asymmetry later in life. Here, we present a convolutional neural network (CNN) that will enable the automatic detection of anatomical landmarks on MR images taken during follow-up examinations. This model facilitate quantitative tracking asymmetry, thus ...

Journal: :European journal of orthodontics 2015
M Alqattan J Djordjevic A I Zhurov S Richmond

BACKGROUND/OBJECTIVES To collect the reference values for facial asymmetry in adults using landmark and surface-based three-dimensional analyses and to compare their diagnostic abilities. MATERIALS AND METHODS Laser scans were taken from 85 British Caucasians, 29 males (23.9±5.7 years, range 19-44) and 56 females (28.1±9.5 years, range 19-54), students and staff of the Cardiff Dental Hospital...

2015
Sinjini Mitra Nicole A. Lazar Yanxi Liu

Face recognition has important applications in psychology and biometric-based authentication, which increases the need for developing automatic face identification systems. Psychologists have long been studying the link between symmetry and attractiveness of the human face, but based on qualitative human judgment alone. The use of objective facial asymmetry information in automatic face recogni...

Journal: :The Journal of craniofacial surgery 2003
Virgilio F Ferrario Chiarella Sforza Claudia Dellavia Gianluca M Tartaglia Anna Colombo Armando Carù

The three-dimensional coordinates of 23 selected soft-tissue facial landmarks were digitized on 18 cleft lip and palate (CLP) white patients (11 male and 7 female patients aged 19-27 years) and 161 healthy controls (73 female and 89 male subjects aged 18-30 years) by an electromagnetic instrument. Facial asymmetry was quantified by detecting a plane of symmetry and the centers of gravity (CG) o...

Journal: :Journal of anatomy 2014
Steven F Miller Seth M Weinberg Nichole L Nidey David K Defay Mary L Marazita George L Wehby Lina M Moreno Uribe

Family relatives of children with nonsyndromic cleft lip with or without cleft palate (NSCL/P) who presumably carry a genetic risk yet do not manifest overt oral clefts, often present with distinct facial morphology of unknown genetic etiology. This study investigates distinct facial morphology among unaffected relatives and examines whether candidate genes previously associated with overt NSCL...

Journal: :Symmetry 2016
John H. Graham Baris Özener

Fluctuating asymmetry, the random deviation from perfect symmetry, is a widely used population-level index of developmental instability, developmental noise, and robustness. It reflects a population’s state of adaptation and genomic coadaptation. Here, we review the literature on fluctuating asymmetry of human populations. The most widely used bilateral traits include skeletal, dental, and faci...

2017
Chiara Arienti Jorge Hugo Villafañe Sabrina Donzelli Fabio Zaina Riccardo Buraschi Stefano Negrini

BACKGROUND The literature did not show clearly if a correlation between trunk and facial asymmetry exists. The aim of this study was to verify the association between trunk and facial asymmetries, and trunk and facial sagittal configuration in adolescents. METHODS This is a cross-sectional screening study. It was carried out in a small town in Northern Italy, from February to April 2014. Heal...

Journal: :International journal of clinical and experimental medicine 2013
Sergio Olate Andrés Almeida Juan Pablo Alister Pablo Navarro Henrique Duque Netto Márcio de Moraes

Facial asymmetry associated with condylar hyperplasia (CH) has been become the object of study in recent years. The aim of this study is to demonstrate the importance of analyzing the presence of CH in cases of facial asymmetry. Twenty-seven consecutive patients were studied without distinction of age or gender; all the patients consulted for treatment of facial and/or mandibular asymmetry and ...

2017
Shreyas Arya Sunil K Jain Carol J Richardson

Facial asymmetry in a crying newborn can be due to a variety of different causes. Neonatal asymmetric crying facies (NACF) is a specific phenotype, which is often underrecognized. It is defined as asymmetry of the mouth and lips with grimacing or smiling, but a symmetric appearance at rest. NACF needs to be differentiated from complete facial palsy in a newborn, which can occur due to traumatic...

2015
Dong Sung Kim Jae-Young Kim Chan-Woo Jeong Kwang-Ho Park Jong-Ki Huh

We describe our experience with conservative condylectomy for the correction of facial asymmetry in five patients with osteochondroma of the mandibular condyle. All five patients presented with malocclusion and facial asymmetry, which are common clinical findings of osteochondroma involving the mandibular condyle. We performed conservative condylectomy without additional orthognathic surgery fo...

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