نتایج جستجو برای: sella turcica
تعداد نتایج: 1339 فیلتر نتایج به سال:
conclusion a significant relationship exists between the type of facial skeletal classification and the shape of the sella turcica; as in class iii patients, sella turcica bridge was reported with a higher frequency. also, sella turcica had a significantly higher length in these patients than in those with class i and class ii facial skeletal types. results sella turcica had normal morphology i...
the sella turcica is a structure which can be readily seen on lateral cephalometric radiographs and sella point is routinely traced for various cephalometric analyses. the search was carried out using the following key words (sella turcica, bridging of sella, size, shape of sella turcica) and with the following search engine (pubmed, cochrane, google scholar). the morphology is very important f...
Background and Aim: Sella turcica is one of the most important orthodontic landmarks in a key point in lateral cephalometric analysis of the patients who need orthodontic treatment. The aim of this research was to investigate the relationship the dimensions of Sella Turcica with the vertical skeletal pattern of the face on cone beam computed tomography images in an Iranian population. Material ...
In earlier studies, a sella turcica bridge was stated to occur in 1.75 to 6 per cent of the population. The occurrence of a sella turcica bridge has not previously been studied in a group of patients with craniofacial deviations treated by surgery. Profile radiographs from 177 individuals who had undergone combined orthodontic and surgical treatment at the Copenhagen School of Dentistry were st...
BACKGROUND In orthodontic science, diagnosis of facial skeletal type (class I, II, and III) is essential to make the correct treatment plan that is usually expensive and complicated. Sometimes results from analysis of lateral cephalometry radiographies are not enough to discriminate facial skeletal types. In this situation, knowledge about the relationship between the shape and size of the sell...
OBJECT The sella turcica usually appears partially empty in MR images obtained from patients with chronic elevation of intracranial pressure. The authors measured the size of the sella turcica to determine if enlargement of the pituitary fossa explains the partially empty sella associated with pseudotumor cerebri. METHODS The medical records from 2005 to 2011 of a single neuro-ophthalmologist...
BACKGROUND The purpose of this study was to determine and compare the shapes, sizes, and bridging of the sella turcica in patients with different skeletal patterns and genders. METHODS It was a cross-sectional comparative study. The samples were divided into three groups according to the skeletal pattern viz. Class I, Class II and Class III, and each group consisted of 40 samples (20 males an...
Introduction: Sella turcica is an important landmark for superimposition in orthodontics. The current literature reports a large variation in the size of sella turcica among the three different type’s skeletal malocclusion classes. With the advent of 3D CBCT, the purpose of this study is to explore the differences in sella turcica size in all three dimensions between skeletal Class I, II, and I...
The present review summarizes two decades of published and unpublished studies on normal and pathological development of sella turcica and pituitary gland in humans. The pathological conditions are studied in known genotype deviations, syndromes, and other malformations. The studies include histological analyses of human prenatal material and profile radiographic analyses of human postnatal mat...
BACKGROUND The anatomy of the sella turcica is variable in size and shape. It has been classified into three types: round, oval and flat. It can also be deep or shallow in both children and adults. The floor of the sella turcica which in most cases is concave may be, flat or even convex. In both anatomical and radiological practice in Nigeria, normal data in relation to the description of the n...
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