Zobrazeno 1 - 10
of 3 918
pro vyhledávání: '"Enhanced ct"'
Autor:
Jun Tian, Weizhi Chen
Publikováno v:
BMC Cancer, Vol 24, Iss 1, Pp 1-16 (2024)
Abstract Purpose To identify more reliable imaging and serological indicators for predicting Ki-67 expression and malignant potential in gastrointestinal stromal tumors, as well as to develop a preoperative prediction model with clinical utility. Pat
Externí odkaz:
https://doaj.org/article/521d975fb7a04bbfabbcb76ded18894b
Publikováno v:
CT Lilun yu yingyong yanjiu, Vol 33, Iss 6, Pp 709-716 (2024)
Objective: This study aimed to explore the feasibility of applying dual-layer detector spectral computed tomography (DLCT) virtual non-contrast (VNC) technology in pediatric enhanced chest CT examinations. Methods: Retrospective analysis was conducte
Externí odkaz:
https://doaj.org/article/c07661235a764b178b3e0edb3fe122ae
Autor:
Shaohua Qiao, Mengfan Xue, Yan Zuo, Jiannan Zheng, Haodong Jiang, Xiangai Zeng, Dongliang Peng
Publikováno v:
BioMedical Engineering OnLine, Vol 23, Iss 1, Pp 1-18 (2024)
Abstract Multiphase information fusion and spatiotemporal feature modeling play a crucial role in the task of four-phase CT lesion recognition. In this paper, we propose a four-phase CT lesion recognition algorithm based on multiphase information fus
Externí odkaz:
https://doaj.org/article/ee9f07b6c51844d9a97d54245da3dbaf
Autor:
Bin Tang, Fan Wu, Lin Peng, Xuefeng Leng, Yongtao Han, Qifeng Wang, Junxiang Wu, Lucia Clara Orlandini
Publikováno v:
Cancer Imaging, Vol 24, Iss 1, Pp 1-12 (2024)
Abstract Purpose Lympho-vascular invasion (LVI) and perineural invasion (PNI) have been established as prognostic factors in various types of cancers. The preoperative prediction of LVI and PNI has the potential to guide personalized medicine strateg
Externí odkaz:
https://doaj.org/article/5baff650ce41415f97c2fc341e7c651a
Publikováno v:
Journal of Men's Health, Vol 20, Iss 9, Pp 111-117 (2024)
The objectives of this study were to investigate the diagnostic efficacy of dynamic contrast-enhanced Computed Tomography (CT) and tumor markers and their combined evaluation in renal cancer patients. A total of eighty male patients with solid renal
Externí odkaz:
https://doaj.org/article/8395ffe47d4145378d76a47ee40ed9d4
Autor:
Wenjia Zhang, Xiaonan Cui, Jing Wang, Sha Cui, Jianghua Yang, Junjie Meng, Weijie Zhu, Zhiqi Li, Jinliang Niu
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-9 (2024)
Abstract To compare the diagnostic performance between plain CT-based model and plain plus contrast CT-based modelin the classification of malignancy for solitary solid pulmonary nodules. Between January 2012 and July 2021, 527 patients with patholog
Externí odkaz:
https://doaj.org/article/d8467c993764403fa573a04f40de3168
Publikováno v:
Discover Oncology, Vol 15, Iss 1, Pp 1-10 (2024)
Abstract Objective The aim of this study is to investigate the value of modified parameters derived from dual-phase contrast-enhanced computed tomography (CT) in predicting angiogenesis within pheochromocytoma. Method A total of 31 patients with path
Externí odkaz:
https://doaj.org/article/865abd4489454c8d8cb9372e05294fe6
Autor:
Maowen Tang, Yuhui Wu, Na Hu, Chong Lin, Jian He, Xing Xia, Meihua Yang, Pinggui Lei, Peng Luo
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-14 (2024)
Abstract A combined model was developed using contrast-enhanced CT-based radiomics features and clinical characteristics to predict liver fibrosis stages in patients with chronic liver disease (CLD). We retrospectively analyzed multiphase CT scans an
Externí odkaz:
https://doaj.org/article/fc2095388cb94eab81dff4dd567dcf67
Autor:
Yuchen Jiang, Yuanqiu Li, Ziman Xiong, John N. Morelli, Yaqi Shen, Xuemei Hu, Daoyu Hu, Zhen Li
Publikováno v:
Insights into Imaging, Vol 15, Iss 1, Pp 1-13 (2024)
Abstract Objectives The purpose of this study is to assess the diagnostic efficacy of contrast-enhanced CT scans for small bowel bleeding. Methods This retrospective study evaluated patients diagnosed with non-neoplastic small intestinal bleeding (in
Externí odkaz:
https://doaj.org/article/27cb47774dcb4f8998e1a2e7b7bb948a
Autor:
Juna Musa, MD, MSc, Ahmad Parvinian, MD, Nathan Huber, PhD, Andrea Ferrero, PhD, Christopher Favazza, PhD, Anil Kurup, MD, Thomas Atwell, MD
Publikováno v:
Radiology Case Reports, Vol 19, Iss 8, Pp 3517-3521 (2024)
Dual-energy or spectral computed tomography (CT) information may be obtained by either sending X-ray beams of different energy spectra through the patient or by discriminating the energy of the X-rays that reach the detector. The spectral signal is t
Externí odkaz:
https://doaj.org/article/f563713d37b94319b442782b5e4b10ea