نتایج جستجو برای: lateral cephalogram

تعداد نتایج: 124984  

2013
Yuru Pei Bin Liu Hongbin Zha Bing Han Tianmin Xu

Lateral cephalogram X-ray (LCX) images are essential to provide patientspecific morphological information of anatomical structures. The automatic annotation of anatomical structures in cephalograms has been performed in the biomedical engineering for nearly twenty years. Most systems only handle a portion of salient craniofacial landmark set [1, 2, 3]. Although model-based methods can produce a...

Journal: :European journal of orthodontics 1999
H Wehrbein B R Merz P Diedrich

When maximal anchorage is required during orthodontic treatment, additional aids are often needed to support the anchoring teeth. While intra-oral aids may be limited in their anchorage potential, extra-oral anchoring aids are often rejected by the patients. Endosseous implants may therefore be a valuable alternative for stable intra-oral anchorage. However, the possibility of using conventiona...

ژورنال: مجله دندانپزشکی 2002
حسین زاده نیک, طاهره , ماپار, پریا ,

Conventional cephalometric analysis, based on intracranial reference line SN and Frankfurt plan, sometimes leads to incorrect diagnostic findings and unpleasant theraputic results, especially in orthosurgery patients, mainly due to the instability of the mentioned references. Natural head position (NHP) is the standardized orientation of the head that its record in lateral cephalometric radiogr...

2014
N S Venkatesh Babu H A Amitha

Background: Thalassaemia is the single most common gene disorder in the world and represents major health burden. The most common oral and craniofacial manifestations are enlargement of maxilla, bossing of the skull and prominent malar eminences. The aim of the study was to assess the radiological changes of the oral and craniofacial region in β thalassaemic children with in the age group of 12...

Journal: :The Angle orthodontist 2002
H P Patel H C Moseley J H Noar

This retrospective study was undertaken to determine the presence of any features on a pretreatment lateral cephalogram that may be used to predict the success of improvement in the sagittal dental base relationship during functional appliance therapy in patients with a Class II skeletal pattern. Seventy-two patients judged to have been successfully treated with a functional appliance were sele...

2016
SC Ahila C Sasikala B Muthu Kumar Rajdeep Tah K Abinaya

BACKGROUND Restoring the vertical dimension is a critical procedure in prosthetic dentistry. Anterior facial height has a significant impact on the length of the ramus. Patients with deep bite will exhibit a shorter lower facial height; hence, restoring the vertical dimension esthetically without altering the facial form is highly challenging. AIM To evaluate the relationship of gonial angle,...

Journal: :Journal of clinical sleep medicine : JCSM : official publication of the American Academy of Sleep Medicine 2015
Matthew T Naughton Brian D Monteith David J Manton Paul Dever Linda M Schachter Paul E O'Brien John B Dixon

RATIONALE Obesity is a major risk factor towards the development of obstructive sleep apnea, while significant weight loss (both conservatively managed and surgically assisted) has a variable effect upon its severity. Differences in the effect of weight loss on obstructive sleep apnea may be due to underlying craniofacial characteristics. OBJECTIVES To determine whether craniofacial character...

Journal: :Pakistan Journal of Medical and Health Sciences 2022

Objective: The aim is to identify the accuracy of age estimation following mandibular body length by lateral cephalograms Methodology: Mandibular was calculated using cephalograms. 60 participants' were traced same view box. LMB obtained marking reference points on most anteroinferior part mandible, specifically gonion (Go), which constructed point at intersection ramus plane and plane, gnathio...

Journal: :The journal of Bahria University Medical and Dental College 2023

Objective: The objective of this study is to assess the relationship anterior and posterior occlusal planes (AOP & POP) with Sella-Nasion (SN) Frankfort Horizontal (FH) in different skeletal malocclusion. Study Design Setting: It was a cross-sectional carried on 202 (40 males 190 females) pretreatment lateral cephalogram orthodontic patients Jinnah Medical Dental College, Karachi from June ...

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