Computed Tomography
Probabilistic algorithm for computed tomography
... a computed tomography is a tridimensional image of an object constructed from a certain number of photographs of the attenuated radiation passing through the object at different ...perfect ...
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Computed Tomography and Adrenal Venous Sampling in the Diagnosis of Unilateral Primary Aldosteronism
... The accurate differentiation of unilateral from bilateral PA is therefore mandatory for optimal clinical management and is widely undertaken by adrenal venous sampling (AVS) or an imaging technique, usually adrenal ...
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Medical 3D image processing applied to computed tomography and magnetic resonance imaging
... quantitative computed tomography (QCT). Five fractal parameters are computed: (1) the average local fractal dimension FD, (2) its stan- dard deviation ...
166
Periapical Lesions and Their Relationship to Schneider’s Membrane in Cone-Beam Computed Tomography
... [8]. Computed tomography (CT) is regarded as the gold stan- dard for the diagnosis of problems related to sinuses because it provides multiple sections through the sinus at different planes and allows both ...
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Renal lithiasis detection in uro-computed tomography using a non-parametric technique
... In Figure 1, a schematic diagram is presented. It synthesizes the computational algorithms that make up the SAT for the segmentation of the kidney stone. In this figure, the computed tomography dataset ...
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Anatomic and pathologic assessment of feline lymph nodes using computed tomography and ultrasonography
... far, computed tomography (CT), magnetic resonance imaging (MRI) using lymphotropic contrast agents (USPIOs), and contrast enhanced ultrasonography (US) allowed a fair noninvasive assessment of lymph nodes ...
252
Large cells cancer volumetry in chest computed tomography pulmonary images
... multi-layer computed tomography (MSCT) images, the presence of noise, artifacts and low contrast is a ...the computed tomography of the thorax as an initial imaging study ...
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In situ hydration imaging study of a ye'elimite paste by ptychographic x-ray computed tomography
... Here, we report the results of a ptychographic X-ray computed tomography (PXCT) study on the in situ hydration of ye'elimite with gypsum at different early ages. PXCT is a nondestructive X-ray imaging ...
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Ptychographic X-ray computed tomography analysis of cement pastes
... X-ray computed tomography (PXCT) allows a non- invasive assessment of electron (and mass) density at the meso and microscales (Diaz et ...and tomography to simultaneously provide two 3D volumes of ...
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Applications of computed tomography in dry-cured meat products
... In recent years, computed tomography (CT) has been successfully introduced into the meat industry as a non- destructive tool for a wide range of applications. CT is now included in the EU legislation as a ...
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Impacto de la Tomografía Computada en el manejo de la diverticulitis aguda del colon
... decade. Computed Tomography (TC) is the gold standard for the diagnosis of DAC since it allows early detection of severe forms of the disease and its ...
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Preliminary study of ventilation with 4 ml/kg tidal volume in acute respiratory distress syndrome: feasibility and effects on cyclic recruitment derecruitment and hyperinflation
... We designed a crossover study at two Vt levels: 6 and 4 ml/kg predicted body weight (PBW). The protocol had two parts: one at the bedside and other at the computed tomography (CT) room. The Research Ethics ...
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Evaluación del Septo del Seno Maxilar Antes del Tratamiento con Implantes Dentales: Un Estudio con Tomografía Computarizada de Haz Cónico
... SUMMARY: The objective of this study was to investigate the prevalence and location of maxillary sinus septa prior to dental implant therapy in different age groups by cone beam computed tomography (CBCT) ...
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PREVALENCIA DE DIVERTICULOSIS EN POBLACION CHILENA COMO HALLAZGO IMAGENOLÓGICO EN TOMOGRAFIA AXIAL DE ABDOMEN Y PELVIS.
... Introduction: Asymptomatic colonic diverticular prevalence varies in the general population between 20 and 60% in international references, however, we couldn`t find statistics about it in national reports. A method for ...
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Utilidad de la tomografa computada helicoidal en el carcinoma basocelular infiltrante
... Conclusions: Most skin diseases can be diagnosed by inspection; preclinical diagnostic tools such as computed tomography multi-slice improves the ability of clinicians to diagnose and choose the most ...
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The Histopathological Features and CT/MRI Imaging Performances in Hepatic Angiomyolipoma Patients
... contrast-enhanced computed tomography (CT) and magnetic resonance imaging (MRI) in the differential diagnosis of hepatic angiomyolipoma (HAML) and hepatocellular carcinoma (HCC) and to clarify the relation- ...
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Outcomes of choledochal cysts with or without intrahepatic involvement in children after extrahepatic cyst excision and Roux en Y hepaticojejunostomy
... Data was collected through retrospective review of the patient medical records. Patient demogra- phics, presenting symptoms, preoperative complica- tions of the disease, imaging studies, size and anatomical type of the ...
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Estrategias diagnósticas en el traumatismo craneoencefálico leve de niños y adultos: revisión sistemática y evaluación económica
... Canadian Computed Tomography Head Rule (CCHR) fue la mejor regla validada en adultos, con una alta sensibilidad y una aceptable especificidad para el diagnóstico de lesión intracraneal en pacientes con ...
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Cutting Edge Technologies in Postharvest Research: Journey to the Centre of the Fruit
... X-ray computed tomography, optical coherence tomography and confocal microscopy can be used to obtain information about the 3-D microstructure of the fruit which is believed to affect quality ...
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Las técnicas de imagen en cardiología: la respuesta actual a los interrogantes de siempre
... disease. Computed tomography is used to detect and quantify coronary heart disease and coronary calcium, high scores being related to increased risk, but its use remains ...emission computed ...
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