نتایج جستجو برای: ct scanning
تعداد نتایج: 279445 فیلتر نتایج به سال:
BACKGROUND Blunt abdominal trauma in childhood contributes significantly to both morbidity and mortality. Selective non-operative management of blunt abdominal trauma in children depends on both diagnostic and clinical factors. Computed tomography (CT) scanning is widely used to facilitate better management. Increased availability of CT may, however, result in its overuse in the management of b...
Sequential computed tomographic scans were obtained in 41 neonates surviving intracerebral hemorrhage and in 41 comparable neonates without hemorrhage. Hemorrhages were present in only the parenchyma in five patients in both parenchyma and ventricles in 22, and in only the ventricles in 14. No patient exhibited progression of the initial hemorrhage on subsequent scans. Parenchymal hemorrhages w...
OBJECTIVE To prospectively evaluate the diagnostic accuracy of spiral computed tomography (CT) versus ventilation/perfusion (V/Q) scanning in the examination of patients clinically suspected of having pulmonary embolism (PE). PATIENTS AND METHODS Sixty-three patients, presenting to the emergency department and departments of radiology and nuclear medicine of a large hospital, highly suspected...
Results 25 cases from April, May and June 2010 (100% male, mean age 28.6 years) and 28 cases from April, May and June 2011 (100% male, mean age 24.1 years) were indentified. In 2010, mean time to CXR was 18.86 minutes, 95% CI (12.97, 24.75) and mean time to CT was 93.10 minutes (61.27, 124.93). In 40% of cases use of eFAST was documented. In total, 91.3% underwent CT scanning of the thorax. In ...
After head injury, nuclear magnetic resonance (NMR) scanning is, like computed tomography (CT), an effective method of distinguishing between intracerebral and extracerebral lesions. The location and shape of extracerebral collections are excellently displayed using the multiplanar facility of NMR. There are good grounds for believing that the problem of the isodense subdural hematoma encounter...
Essentially, 3D computed tomography (CT) image should be obtained from huge data (raysum) set from multiple views and multiple projections. Due to mechanical limitation, a compromise between fast scanning process and quick data sampling has to be considered. This paper presents our approach on performing the fast scanning process and quick data sampling in order to obtained good CT image with a...
This article discusses the computed tomography (CT) and magnetic resonance (MR) scanning techniques used for the detection and staging of renal cell carcinoma and their pitfalls. Comparison between the Robson and recent modifications to the TNM classifications is also addressed. The accuracy of CT and MR in the staging of renal cell carcinoma and the role of positron emission tomography (PET) s...
Congenital communication between left coronary artery to left ventricle is a rare anomaly. A 52-year-old male patient visited our institution complaining of paroxysmal palpitation and echocardiography revealed a large fistula draining into the left ventricle. Coronary angiography and computed tomography (CT) scanning confirmed the fistula located between the left circumflex coronary artery (LCX...
This case of a rare symptomatic choroid plexus cyst in the lateral ventricle, which presented with papilledema and decreased vision, is the first such lesion found in an adult. Five earlier reported cases, all in children, are discussed, as are the limitations of computerized tomographic (CT) scanning and the need for further radiological studies to establish the diagnosis preoperatively. Metri...
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