Zobrazeno 1 - 10
of 219
pro vyhledávání: '"computed tomography perfusion imaging"'
Autor:
Freda Werdiger, Milanka Visser, Chushuang Chen, Christina Lam, James Kolacz, Mark W. Parsons, Longting Lin, Christopher Levi, Andrew Bivard
Publikováno v:
Stroke: Vascular and Interventional Neurology, Vol 4, Iss 6 (2024)
Background In the management of acute ischemic stroke, computed tomography perfusion (CTP) is used to define the ischemic core and penumbra to estimate tissue fate after reperfusion therapy. The core/penumbra dichotomy uses single‐value thresholds,
Externí odkaz:
https://doaj.org/article/c0321bb1478a4d33b47d640dd9481886
Autor:
Hidenori Suzuki, Hideki Nakajima, Tomonori Ichikawa, Ryuta Yasuda, Takeshi Okada, Fuki Goto, Shota Ito, Yasutaka Horiuchi, Yotaro Kitano, Hirofumi Nishikawa, Masashi Fujimoto, Naoki Toma
Publikováno v:
Brain Hemorrhages, Vol 5, Iss 2, Pp 62-68 (2024)
Objective: This retrospective study aimed to analyze the prospectively collected data of computed tomography (CT) perfusion imaging and to examine if clazosentan add-on administration prevented post-subarachnoid hemorrhage (SAH) delayed cerebral micr
Externí odkaz:
https://doaj.org/article/ebfa428915ab4ec891095e2e89b23c83
Autor:
Wei Kwek Soh, Jagath C. Rajapakse
Publikováno v:
Frontiers in Neuroscience, Vol 17 (2023)
A hybrid UNet and Transformer (HUT) network is introduced to combine the merits of the UNet and Transformer architectures, improving brain lesion segmentation from MRI and CT scans. The HUT overcomes the limitations of conventional approaches by util
Externí odkaz:
https://doaj.org/article/6de0f87a16b14c71bf6838f084342039
Autor:
Yan Gaowu, Li Hongwei, Fan Xiaoping, Deng Jiantao, Yan Jing, Qiao Fei, Yan Gaowen, Liu Tao, Chen Jiankang, Wang Lei, Yang Yang, Li Yong, Zhao Linwei, Bhetuwal Anup, McClure Morgan A., Li Na, Peng Chen
Publikováno v:
Radiology and Oncology, Vol 57, Iss 1, Pp 20-34 (2023)
Solitary pulmonary nodules (SPNs) are one of the most common chest computed tomography (CT) abnormalities clinically. We aimed to investigate the value of non-contrast enhanced CT (NECT), contrast enhanced CT (CECT), CT perfusion imaging (CTPI), and
Externí odkaz:
https://doaj.org/article/dbe7e2146b264c36aa1d56ddb602f922
Autor:
Linjie Wei, Chi Lin, Xingsen Xue, Shiju Jila, Yalan Dai, Li Pan, Wei Wei, Guodong Dun, Yong Shen, Taoxi Zong, Jingjing Wu, Yafang Li, Lixia Wu, Jishu Xian, Anyong Yu
Publikováno v:
Frontiers in Human Neuroscience, Vol 16 (2022)
BackgroundThe prognosis of hypertensive intracerebral hemorrhage (HICH) is poor at high altitudes. The objective of this study was to explore whether hyperbaric oxygen (HBO) can improve the results of computed tomography perfusion (CTP) imaging and t
Externí odkaz:
https://doaj.org/article/24ce1e5d6144448cb01e64cdd6c8aab1
Autor:
Tingting Huang, Hui Sun, Xianli Luo, Xuemei Zhang, Kaiyuan Jin, Feng Wang, Lv Sun, Nianlan Cheng, Shuo Wu, Qin Lou, Bangguo Li
Publikováno v:
BMC Cancer, Vol 20, Iss 1, Pp 1-8 (2020)
Abstract Background To explore the correlation of flash dual source computed tomography perfusion imaging (CTPI) and regional lymph node metastasis of non-small cell lung cancer (NSCLC), and to evaluate the value of CT perfusion parameters in predict
Externí odkaz:
https://doaj.org/article/64fb8f5cb92a4bc790f1e71e4a02586b
Akademický článek
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Akademický článek
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K zobrazení výsledku je třeba se přihlásit.
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Autor:
Axel Neulen, Svenja Kunzelmann, Michael Kosterhon, Tobias Pantel, Maximilian Stein, Manfred Berres, Florian Ringel, Marc A. Brockmann, Carolin Brockmann, Sven R. Kantelhardt
Publikováno v:
Frontiers in Neurology, Vol 11 (2020)
Background: Computed tomography angiography (CTA) is frequently used with computed tomography perfusion imaging (CTP) to evaluate whether endovascular vasospasm treatment is indicated for subarachnoid hemorrhage patients with delayed cerebral ischemi
Externí odkaz:
https://doaj.org/article/7ecee35d7029489f969e5f0946c4a6a4
Autor:
Ying-Jin Xu, Song-Hong Wu, Huai-Jun Liu, Pei Niu, Wen-Zeng Shen, Ying-Jie Xu, Xiao-Ping Yin, Tian-Le Zhang, Xue-Zhao Li, Fei Guo, Xiao-Long Niu, Jin-Song Zhu
Publikováno v:
Cellular Physiology and Biochemistry, Vol 47, Iss 1, Pp 97-106 (2018)
Background/Aims: Unlike other organs, which only have one set of capillary network, the renal microvasculature consists of two sets of capillary network series connected by efferent arterioles. Angiotensin II constricts the efferent glomerular artery
Externí odkaz:
https://doaj.org/article/ced5bd14d87d465194465a676c061d70