Results 51 to 60 of about 191,531 (210)

Can contrast-enhanced ultrasound with second-generation contrast agents replace computed tomography angiography for distinguishing between occlusion and pseudo-occlusion of the internal carotid artery?

Clinics
OBJECTIVE: The purpose of this study was to evaluate the effectiveness of contrast-enhanced ultrasound with a second-generation contrast agent in distinguishing between occlusion and pseudo-occlusion of the cervical internal carotid artery, comparing it ...
Carlos Augusto Pinto Ventura, Erasmo Simão da Silva, Giovanni Guido Cerri, Pedro Puech Leão, Adriano Tachibana, Maria Cristina Chammas   +5 more
doaj   +1 more source

Carotid canal fracture with internal carotid artery transection: A deadly trauma

SAGE Open Medical Case Reports, 2023
Carotid artery injuries are rare with an incidence of 1%–2.6% in trauma patients. They are associated with high morbi-mortality rates, with mortality ranging from 19% to 43%. The diagnosis relies mainly on computed tomography angiography in the emergency
Amine Naggar, Meryem Benmoussa, Ibrahima Dokal Diallo, Omar El Aoufir, Fatima Zahra Laamrani, Laila Jroundi   +5 more
doaj   +1 more source

Extent of hypoattenuation on CT angiography source images in Basilar Artery occlusion: prognostic value in the Basilar Artery International Cooperation Study [PDF]

, 2011
<p><b>Background and Purpose:</b> The posterior circulation Acute Stroke Prognosis Early CT Score (pc-ASPECTS) quantifies the extent of early ischemic changes in the posterior circulation with a 10-point grading system.
Algra, Ale, Basilar Artery International Cooperation Study Group,, Demchuk, Andrew M., Dzialowski, Imanuel, Engelter, Stefan T., Hill, Michael D., Kappelle, L. Jaap, Khomenko, Andrei, Mattle, Heinrich P., Michel, Patrik, Muir, Keith W., Pfefferkorn, Thomas, Puetz, Volker, Schonewille, Wouter J., Szabo, Kristina, Tanne, David, von Kummer, Ruediger, Weimar, Christian, Wijman, Christine A. C.   +18 more
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Utility of mass spectrometry for the diagnosis of the unstable coronary plaque. [PDF]

, 2015
Mass spectrometry is a powerful technique that is used to identify unknown compounds, to quantify known materials, and to elucidate the structure and chemical properties of molecules.
Hassan, M, Jacob, SS, Yacoub, MH
core   +1 more source

Evaluation of pulmonary sequestration with multidetector computed tomography angiography in a select cohort of patients: A retrospective study

Clinics
OBJECTIVES: This study aimed to evaluate the role of multidetector computed tomography angiography in diagnosing patients with pulmonary sequestration.
Qihua Long, Yunfei Zha, Zhigang Yang
doaj   +1 more source

Computed tomography jellyfish angiography in pediatric endovascular interventions

Journal of the Formosan Medical Association, 2023
Contrast pooling (CP) reconstruction is widely used in computed tomography (CT) studies of congenital heart diseases. However, endovascular devices are usually obscured in CP.
Po-Han Chuang, Ming-Tai Lin, Shu-Chien Huang, Yih-Sharng Chen, Mei-Hwan Wu, Shyh-Jye Chen   +5 more
doaj   +1 more source

Value of CT angiography in reducing the risk of hemorrhage associated with mini-percutaneous nephrolithotomy

International Brazilian Journal of Urology, 2015
Purpose:To evaluate the clinical value of computed tomography angiography (CTA) in reducing the risk of hemorrhage associated with mini-percutaneous nephrolithotomy (PCNL).Materials and Methods:A total of 158 patients with renal or ureter stones who had ...
Xiang-Jun Meng, Qi-Wu Mi, Tao Hu, Wei-De Zhong   +3 more
doaj   +1 more source

Data for comparison of computed tomography angiography and dynamic myocardial perfusion to detect significant stenosis by coronary angiography

Data in Brief, 2018
This article describes data related to a research article titled “Feasibility of dynamic myocardial CT perfusion using single-source 64-row CT”, Tomizawa et al. (in press) [1].
Nobuo Tomizawa, Shengpu Chou, Yusuke Fujino, Masaru Kamitani, Kodai Yamamoto, Shinichi Inoh, Takeshi Nojo, Kanako K. Kumamaru, Shigeki Aoki, Sunao Nakamura   +9 more
doaj   +1 more source

Pneumatization of the sphenoid sinus, dorsum sellae and posterior clinoid processes in computed tomography [PDF]

, 2018
Purpose: Assessment of sphenoid sinus (SS), posterior clinoid process (PCP), and dorsum sellae (DS) pneumatisation is significant when planning surgical approaches both to intra- and extrasellar pathologies. The authors analysed pneumatisation of the SS,
Ilków, Wojciech, Kucharzewski, Marek, Marek, Marek, Waligóra, Marek   +3 more
core   +1 more source

CT Coronary Angiography with 100kV tube voltage and a low noise reconstruction filter in non-obese patients: evaluation of radiation dose and diagnostic quality of 2D and 3D image reconstructions using open source software (OsiriX) [PDF]

, 2012
INTRODUCTION AND PURPOSE. Computed tomography coronary angiography (CTCA) has seen a dramatic evolution in the last decade owing to the availability of multislice CT scanners with 64 detector rows and beyond.
FAGGIONI, LORENZO
core