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computed tomography images

Quantitative Analysis of Thoracic Computed Tomography Images

Quantitative Analysis of Thoracic Computed Tomography Images

... In this chapter we proposed a new method for extracting airway trees from 3D computed tomography images. We focused our method on removing leakage regions while still seg- menting most thin airway. ...

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Liver Tumour Diagnosis Using Computed Tomography Images

Liver Tumour Diagnosis Using Computed Tomography Images

... using computed tomography images. In computed tomography, While CT imaging, an x-ray tube revolves around the patient’s body so that more fold images are amassed from many ...

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Evaluating and Improving Cochlear Length Measurements on Clinical Computed Tomography Images

Evaluating and Improving Cochlear Length Measurements on Clinical Computed Tomography Images

... CT images, and the variability associated with the selection of an oblique plane for the multiplanar reconstruction of each clinical CT image; however, a similar study with a larger n (participants) would need to ...

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Novel CADe/CADx System for Lung Nodules Segmentation and Classification on Computed Tomography Images

Novel CADe/CADx System for Lung Nodules Segmentation and Classification on Computed Tomography Images

... Abstract: Detection and classification of different types lung nodules poses major challenges in medical diagnosis routine. Classification of segmented nodules based on extracted hybrid features of segmented nodules have ...

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Image Quality Improvement in Kidney Stone Detection on Computed Tomography Images

Image Quality Improvement in Kidney Stone Detection on Computed Tomography Images

... In this paper, the semi-automated KUB CT image analysis prototype was developed to provide technical support in enhanced kidney stone detection. Its function to pinpoint the kidney area as region of interest, and kidney ...

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Method to compute fiber directions in wood from computed tomography images

Method to compute fiber directions in wood from computed tomography images

... CT images of two planks of Norway spruce (Picea abies) from northern Sweden, designated planks D and E with cross sections measuring 85 40 mm and lengths 350 mm were analyzed according to the above ...CT ...

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Quantitative analysis of computed tomography images and early detection of cerebral edema for pediatric traumatic brain injury patients: retrospective study

Quantitative analysis of computed tomography images and early detection of cerebral edema for pediatric traumatic brain injury patients: retrospective study

... CT images of a fractured cranium can cause an erroneous ...CT images after craniotomy, cannot be handled by this ...CT images composed of pixels depicting only paren- chyma, cerebrospinal fluid (CSF) ...

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Anatomical evaluation of nasopalatine canal on cone beam computed tomography images

Anatomical evaluation of nasopalatine canal on cone beam computed tomography images

... CBCT images with no pathology of 75 female and 75 male subjects aged 18–65 years were selected ...The images of patients who were admitted to Gaziantep University Faculty of Den- tistry for any reason were ...

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A procedure to estimate the origins and the insertions of the knee ligaments from computed tomography images

A procedure to estimate the origins and the insertions of the knee ligaments from computed tomography images

... 131 The purpose of this study was to create a procedure to estimate the origins and the insertions 132 of the knee ligaments by: providing a reproducible and repeatable anatomical landma[r] ...

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Cascaded techniques for improving emphysema classification in computed tomography images

Cascaded techniques for improving emphysema classification in computed tomography images

... The previous studies demonstrated the effectiveness of the multi-fractal based method for the classification of histo-pathological cases by calculating the local singularity coefficients of an image using different ...

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Detection of Lung Nodule from Computed Tomography Images

Detection of Lung Nodule from Computed Tomography Images

... Lung cancer was not known before the advent of cigarette smoking. It was not even recognized as a disease until 1761 [3]. Different aspects of lung cancer were described further in 1810. In 1929 German; physician Fritz ...

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Denoising of Computed Tomography Images using Wavelet Transform

Denoising of Computed Tomography Images using Wavelet Transform

... biomedical images and biomedical image processing. Computed Tomography (CT) image is excellent for showing abnormalities of the brain such as: stroke, hemorrhage, tumor, multiple sclerosis or ...

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Vascular variations of the kidney, retrospective analysis of computed tomography images of ninety-one laparoscopic donor nephrectomies, and comparison of computed tomography images with perioperative findings

Vascular variations of the kidney, retrospective analysis of computed tomography images of ninety-one laparoscopic donor nephrectomies, and comparison of computed tomography images with perioperative findings

... automodulation (80-450 mAs) with adaptive statistical iterative reconstruction (ASIR), tube voltage 120 kVp, gantry rotation time 0.6 s, detector coverage 40 mm, slice thickness 1,25 m, and pitch 1.375. Acquired ...

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Volumetric evaluation of temporal bone structures in the cases with bilateral tinnitus: clinical and morphometrical study

Volumetric evaluation of temporal bone structures in the cases with bilateral tinnitus: clinical and morphometrical study

... Materials and methods: In this study we evaluated hearing findings of 18 cases with subjective nonpulsatile bilateral tinnitus and also morphometry and volume- try of temporal bone substructures on the computed ...

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Recurrence of Cortical Venous Haemangioma in the Tibia: Interest of Sclerotherapy

Recurrence of Cortical Venous Haemangioma in the Tibia: Interest of Sclerotherapy

... The computed tomography images demonstrated an intra-medullar gap’s image of the tibia with cortical ...T2-weighted images revealed hyperintense areas, with internal, hypointense ...

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A CAD System for the Early Detection  of Lung Nodules Using Computed Tomography Scan Images

A CAD System for the Early Detection of Lung Nodules Using Computed Tomography Scan Images

... using Computed Tomography (CT) scan images where lung nodules are one of the most important indicators to predict lung ...puted Tomography lung images were pre-processed to enhance the ...

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Morphological changes of contralateral intervertebral foramen induced by cage insertion orientation after unilateral transforaminal lumbar interbody fusion

Morphological changes of contralateral intervertebral foramen induced by cage insertion orientation after unilateral transforaminal lumbar interbody fusion

... Background: This study was performed to investigate the morphological changes of contralateral intervertebral foramen (IVF) based on computed tomography images of patients with lumbar sp[r] ...

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Classification of the Lung Diseases from CT Scans by Advanced Segmentation Techniques using Genetic Algorithm

Classification of the Lung Diseases from CT Scans by Advanced Segmentation Techniques using Genetic Algorithm

... the computed tomography images are used for the diagnosis of the lung diseases such as normal, small cell lung carcinoma, large cell lung carcinoma and non small cell lung carcinoma by the effective ...

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Computed tomography of gliosarcoma

Computed tomography of gliosarcoma

... CT showed a sharply demarcated hyperdense solid mass in the left parietal lobe with dense homogeneous contrast enhancement and peritumoral edema.. The arteriogram revealed a well margina[r] ...

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Design of the Intravenous Magnesium Efficacy in Acute Stroke (IMAGES) trial [ISRCTN19943732]

Design of the Intravenous Magnesium Efficacy in Acute Stroke (IMAGES) trial [ISRCTN19943732]

... The Intravenous Magnesium Efficacy in Acute Stroke (IMAGES) trial is a multicentre, randomised, placebo-controlled trial of magnesium sulphate (MgSO 4 ) funded by the UK Medical Research Council. When complete, it ...

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