نتایج جستجو برای: multidetector ct
تعداد نتایج: 137059 فیلتر نتایج به سال:
Conventional radiography plays an essential diagnostic role in the primary evaluation of acute joint trauma. In complex fractures, however, computed tomography (CT) is an imaging modality often used second to radiography. As a result of technical breakthroughs in the field, multidetector CT (MDCT) allows faster imaging and better temporal, spatial, and contrast resolution compared with conventi...
Hepatic adenomatosis (HA) is characterized by more than 10 adenomas in the liver, frequently scattered within both lobes. The potential for spontaneous bleeding, rupture, and malignant transformation is known. In HA, tumors show hypervascularization on arterial angiography, computed tomography (CT), and magnetic resonance imaging. We report the case of a 32-year-old woman who presented with a l...
Recent advances in multidetector computed tomography (MDCT) have resulted in sub-second volumetric patient scanning, revitalising the role of MDCT in clinical practice. Such technological quantum leaps, combined with the availability and turnaround efficiency of CT, have had a notable impact on the imaging paradigms of neurological patients with stroke and cerebral tumour and those in intensive...
OBJECTIVE Cerebral aneurysms can cause substantial morbidity and mortality, specifically if they rupture, leading to nontraumatic subarachnoid hemorrhage (SAH). This meta-analysis summarizes evidence about the accuracy of noninvasive computed tomographic (CT) angiography for diagnosing intracranial aneurysms in symptomatic patients. METHODS Four databases including PubMed were searched withou...
UNLABELLED Current techniques for ventral hernia repair (VHR) rely on prosthetic mesh implantation and are increasingly performed laparoscopically. Potentially serious iatrogenic complications may occur following VHR, though these are rare compared to the vast number of procedures performed each year. This paper provides an overview of contemporary open and laparoscopic surgical techniques and ...
The solitary pulmonary nodule (SPN) is a common diagnostic problem facing the pulmonologist. The incidence of SPNs is increasing primarily because of the increasing use of multidetector CT scanning for the evaluation of chest disease. This article reviews the radiologic assessment of the SPN, with a focus on thin-section CT, positron emission tomography, and CT-guided transthoracic needle biops...
BACKGROUND AND PURPOSE To date, no systematic evaluation of image quality has been performed on the 256-section multidetector CT scanner for extracranial carotid evaluations. We evaluated image quality, patient dose, and examination time and compared these parameters with a 64-section multidetector CT. MATERIALS AND METHODS We reviewed extracranial CTA scans obtained on a 256-detector CT scan...
This seminar will address the dramatic impact of multislice (multidetector) CT upon imaging the oncologic patient. This technology is responsible for a dramatic change in the speed and ability for diagnostic radiologists to detect disease. Technology has advanced rapidly in the last 20 years from single-slice CT scanners to helical (spiral) technology. Continuous acquisitions of multiple images...
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