نتایج جستجو برای: secondary ct
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Frameworks for the evaluation of technological instructional tools provide educators with criteria to assess pedagogical suitability and effectiveness those address learners’ needs, support teachers’ understanding learning progress, recognize levels achievement outcomes students. This study applied secondary document analysis case identify five indicators teaching computational thinking, includ...
F-18 FDG PET/CT provides an accurate staging and post-therapeutic evaluation of melanoma based on high metabolic characteristics of its primary and secondary lesions. This functional imaging modality may, however, detect coexisting benign lesions of inflammatory or infectious origin mimicking malignancy thus interfering with the staging of cancer. The authors present a case of ruptured epiderma...
Retroperitonal teratomas are rare. We report on a case of a retroperitoneal secondary localisation of a gonadal teratoma in a patient who had developed primary testicular teratoma 12 years previously. The retroperitoneal mass was detected with an abdominal CT requested for the management of a non-specific abdominal pain. CT and MRI examinations showed cystic retroperitoneal masses combined with...
Purpose Evaluation of airway stenosis secondary to head and neck lesions has been performed routinely with CT scan and endoscopy (1). Endoscopy of a stenotic airway can be difficult, and can be associated with compromise of the airway (2). CT virtual endoscopy (CTVE) provides a noninvasive means of evaluating the airways while simultaneously studying the head and neck soft tissues including vas...
Intracranial mucormycosis is an uncommon fungal infection showing a predilection for diabetics and immunologically compromised patients [13]. In the common rhinocerebral form, cerebral involvement is secondary to direct extension from nasal-sinus disease [2-4]. Isolated cerebral mucormycosis (ICM), occurring by hematogenous seeding , has been reported only rarely [3, 5-1 0] . We report the seco...
We report a case of an elderly man who presented with hemiparesis and plain CT scan findings highly suggestive of an extradural hematoma as the underlying cause. This patient was later found to have dural metastases secondary to bronchogenic carcinoma. Dural metastases are rare, usually presenting as dural mass, but may also present as chronic subdural or extradural hematoma on non contrast CT ...
A small percentage of patients who suffer a global cerebral hypoxic/ischemic event develop reversal of the normal density relationships of gray and white matter on CT. CT and pathologic findings in the three cases presented indicate that this phenomenon appears to result from distension of deep medullary veins secondary to partial obstruction of venous outflow from elevated intracranial pressur...
The present paper aims to analyse the use of Digital Storytelling (DST) methodology in museum education context for development Critical Thinking (CT) skills within secondary school pupils. Starting from a brief literature review about CT promotion and cultural heritage education, an overview active learning methodologies used is introduced. Moreover, presents first data obtained quasi-experime...
Jugular venous thrombosis infrequently could be secondary to malignancy and has seldom been reported secondary to mediastinal large B-cell lymphomas. The postulated mechanisms are mechanical compression that leads to stagnation of blood in the venous system of the neck and/or an increase in the circulating thrombogenic elements that could cause venous thromboembolism as a paraneoplastic phenome...
The CT and cerebrospinal fluid (CSF) findings of 100 patients with ruptured intracranial aneurysms were reviewed. Forty six percent of the 68 patients who had a lumbar puncture had blood stained CSF but with no xanthochromia. There was no blood visible on the CT scan in 20 patients: seven of these 20 had blood in their CSF, but no xanthochromia. It is concluded that it is blood stained CSF that...
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