Computed tomography (CAT)
Computed tomography – a revolution in radiology
... onwards. Computed Tomography (CT) was a significant development in the history of imaging since the discovery of x- rays (Ambrose, ...1973). Computed tomography (x-ray CT) is a technology that ...
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Accuracy Comparison of 4D Computed Tomography (4DCT) and 4D Cone Beam Computed Tomography (4DCBCT)
... Accurate computed tomography (CT) studies under the presence of respiratory motion are necessary for treatment planning, treatment verification, and adap- tive radiotherapy in many cancers, most commonly ...
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Modelling the penumbra in computed tomography
... a computed tomography perspective, causing poorly defined edges within a reconstructed volume that are further compounded by the partial volume effect resulting from a discrete domain (caused by ...
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Coherent Scatter Computed Tomography for Core Composition Analysis of Intact Kidney Stones - Prospective Clinical Study
... scatter computed tomography (CSCT) is a composition- imaging, laboratory method able to provide both composition analysis of intact calculi and a distribution map of minerals within the stone, including its ...
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Coronary calcium scoring: are the results comparable to computed tomography coronary angiography for screening coronary artery disease in a South Asian population?
... Recent progress in imaging techniques has given us the liberty to assess the development and progression of CAD. The advent of computed tomography coronary angiography (CTCA) has increased our knowledge re- ...
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Left ventricular wall findings in non electrocardiography gated contrast enhanced computed tomography after extracorporeal cardiopulmonary resuscitation
... Extracorporeal cardiopulmonary resuscitation (ECPR) is a promising treatment for refractory out-of-hospital car- diac arrest (OHCA) [1 – 3]. Computed tomography (CT) is often performed after ECPR for the ...
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The application of cone beam computed tomography in orthodontics
... The recent advances in dentistry have noted to prove very advantageous in comparison to the conventional techniques such as radiographs. One such advancement is Cone Beam Computed Tomography (CBCT), a ...
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Computed Tomography and Thin Section Tomography in Facial Trauma
... Thirty-one patients with maxillofacial trauma were studied with plain radiography, coronal and lateral pluridirectional tomography PT, and axial and direct coronal computed tomography CT[r] ...
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Preoperative detection of pleural adhesions by respiratory dynamic computed tomography
... Some studies have evaluated pleural adhesions preopera- tively by conventional chest computed tomography (CT) [3] or ultrasonography [4 – 7]. There are also some reports describing the usefulness of ...
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The Western Denmark Cardiac Computed Tomography Registry: a review and validation study
... coronary computed tomography angiog- raphy findings results from the International Multicenter CONFIRM (Coronary CT Angiography Evaluation for Clinical Outcomes: An International Multicenter Registry) of ...
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Comparison of Tissue Density in Hounsfield Units in Computed Tomography and Cone Beam Computed Tomography
... as computed tomography (CT) and recently suggested cone beam computed tomography (CBCT) with lower radiation dose and less time and cost are used for bone density ...
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Split bolus versus triphasic multidetector row computed tomography technique in the diagnosis of hepatic focal nodular hyperplasia: a case report
... row computed tomography scanning of the chest and abdomen of a 53-year-old Caucasian woman (weight 75kg) with a colorectal adenocarcinoma and incidental liver focal nodular ...
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LOCAT (low dose computed tomography for appendicitis trial) comparing clinical outcomes following low vs standard dose computed tomography as the first line imaging test in adolescents and young adults with suspected acute appendicitis: study protocol for a randomized controlled trial
... Background: Computed tomography is widely used to diagnose acute ...low-dose computed tomography; however, this technique has not yet been widely ...(low-dose computed tomography ...
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Otosclerosis: comparison of complex motion tomography and computed tomography
... We looked for narrowing of the oval window by sclerotic bone or a thickened stapedial footplate , foci of demineralization adjacent to the oval or round windows, and spongiotic or sclero[r] ...
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Holoprosencephaly classified by computed tomography
... B and C, Totally separated thalami , absent septum pellucidum, rudimentary corpus callosum, and small posterior dorsal cyst.. D and E, Partial development of falx and severe ventricular [r] ...
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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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An overview of computed tomography
... EXAMPLE 4: NUCLEAR MAGNETIC RESONANCE H1AGING 5.5.1 Underlying Physical Process 5.5.2 Imaging Principle 5.5.3 Tissue Characterisation 5.5.4 Physical System Components 5.5.5 Inherent Limi[r] ...
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Computed tomography of intracranial gangliogliomas
... Thirteen patients with pathologically proven gangliogliomas were studied radiographically, The computed tomographic CT features of these 13 lesions and the other 35 cases in the literatu[r] ...
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Cerebral venous sinus thrombosis in a young female misdiagnosed as migraine ending in a permanent vegetative state: a case report and review of the literature
... She had been seen twice before in the ED by two junior general practitioners who diagnosed her condition as mi- graine. They attributed her migraine to an anemic state and oral contraceptive pills, which were taken ...
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Uneven distribution of ventilation in acute respiratory distress syndrome
... Twenty-five sedated and mechanically ventilated patients were included from a mixed-adult intensive care unit. The criterion for selection was the eligible ARDS patient [7] having spent the longest time on mechanical ...
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