نتایج جستجو برای: hounsfield number

تعداد نتایج: 1169456  

Journal: :Harran Üniversitesi týp fakültesi dergisi 2023

Background: The aim of this retrospective study is to evaluate the effects bruxism on mandibular bone using radiomorphometric indices and Hounsfield unit (HU) value digital panoramic radiography (DPR). Materials Methods: Panoramic radiographs 120 patients, 60 with bruxer without (control), were analyzed. Mental index (MI), (PMI), antegonial (AI), gonial (GI), notch depth (AND) cortical (MCI) me...

Journal: :American Journal of Orthodontics and Dentofacial Orthopedics 2015

Journal: :Journal of Clinical and Analytical Medicine 2015

Journal: :Anales de la Real Academia Nacional de Medicina 2023

Dual energy CT is a recent upgrade to this diagnostic imaging technique. The purpose of critical narrative review lay out the clinical applications Hounsfield Units and their variation across x-ray spectrum using DECT. We explore new reconstruction methods parametric maps helpful for diagnosis prevalent pathologies such as fatty liver disease, urolithiasis, identify complications after interven...

Journal: :Journal of Engineering Technology and Applied Physics 2023

Heterogeneity is a key feature of stone density as Hounsfield Unit (HU) on computer tomography (CT) for extracorporeal shock-wave lithotripsy (ESWL) outcomes predicting in urinary calculi patients. The goal this study to develop the modified 2D and 3D automate heterogeneity index variation coefficient estimation program predict ESWL treatment. For 2D, proposed was selected largest slice whole i...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید مدنی آذربایجان - دانشکده علوم پایه 1392

let g=(v,e) be a graph with vertex set v and edge set e.for two vertices u,v of g ,the closed interval i[u,v] ,consists of u,v and all vertices lying in some u-v geodesic in g.if s is a set of vertices of g then i[s]is the union of all sets i[u,v]for u,v ? s. if i[s]=v(g) , then s is a geodetic set for g.the geodetic number g(g) is the minimum cardinality of geodetic set.the maximum cardinalit...

Journal: :Computers & Electrical Engineering 2016
Joan Bartrina-Rapesta Francesc Aulí Llinàs Ian Blanes Michael W. Marcellin Victor Sanchez Joan Serra-Sagristà

Preclinical micro-computed tomography (microCT) images are of utility for 3D morphological bone evaluation, which is of great interest in cancer detection and treatment development. This work introduces a compression strategy for microCTs that allocates specific substances in different Volumes of Interest (VoIs). The allocation procedure is conducted by the Hounsfield scale. The VoIs are coded ...

2008
E J HALL

In recent years, there has been a rapid increase in the number of CT scans performed, both in the US and the UK, which has fuelled concern about the long-term consequences of these exposures, particularly in terms of cancer induction. Statistics from the US and the UK indicate a 20-fold and 12-fold increase, respectively, in CT usage over the past two decades, with per caput CT usage in the US ...

2018
Matthew K. Rosenblum Sue X. Wang Eric J. Seeley

We report findings for a patient that underwent endobronchial ultrasound (EBUS) guided transbronchial needle aspiration (TBNA) for diagnostic purposes after an abnormal chest CT. The patient initially presented with cough and shortness of breath. Chest CT revealed a 6 cm soft tissue mass with mildly enlarged right hilar lymph nodes (LNs) and a small right sided pleural effusion. Based on these ...

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