Results 1 to 10 of about 7,096,928 (249)

Dual-energy CT: A new frontier in oncology imaging

Meta-Radiology, 2023
Malignant tumors have risen to prominence as the leading threat to both life and the overall health of individuals. Precision medicine relies heavily on precise imaging.
Xiaoxia Wang, Hesong Shen, Jing Zhang, Daihong Liu, Junli Tao, Yuesheng Luo, Lihua Chen, Ling Long, Junhao Huang, Yao Huang, Ying Cao, Xiaoyu Zhou, Qian Xu, Jiuquan Zhang   +13 more
doaj   +2 more sources

Dual-energy CT pulmonary angiography using dual-flow mixture bolus tracking: potential for contrast medium and radiation exposure reduction [PDF]

Insights into Imaging
Objectives To assess the feasibility and image quality of a bolus tracking protocol with dual-flow mixture for contrast medium volume and radiation dose reduction in dual-energy CT pulmonary angiography (CTPA).
Mingjue Jian, Lisheng Huang, Chenxi Zhang, Xiang Qin, Haixia Li, Jiafang Wu, Mingwang Chen, Li Ding, Xiaomei Li, Yikai Xu, Zhao Chen, Chenggong Yan   +11 more
doaj   +2 more sources

Diagnosis of Pulmonary Embolism in Unenhanced Dual Energy CT Using an Electron Density Image

Diagnostics, 2021
Dual-energy computed tomography (CT) is a promising tool, providing both anatomical information and material properties. Using spectral information such as iodine mapping and virtual monoenergetic reconstruction, dual-energy CT showed added value over ...
Kyungsoo Bae, Kyung-Nyeo Jeon
doaj   +1 more source

Dual-layer dual-energy CT for improving differential diagnosis of squamous cell carcinoma from adenocarcinoma at gastroesophageal junction

Frontiers in Oncology, 2022
ObjectiveTo examine the clinical values of dual-energy CT parameters derived from dual-layer spectral detector CT (SDCT) in the differential diagnosis of squamous cell carcinoma (SCC) and adenocarcinoma (AC) of the gastroesophageal junction (GEJ ...
Meihong Wu, Mao Sheng, Ruomei Li, Xinna Zhang, Xingbiao Chen, Yin Liu, Bin Liu, Yongqiang Yu, Xiaohu Li   +8 more
doaj   +1 more source

Hepatic Fat Quantification with the Multi-Material Decomposition Algorithm by Using Low-Dose Non-Contrast Material-Enhanced Dual-Energy Computed Tomography in a Prospectively Enrolled Cohort

Medicina, 2022
The early diagnosis of hepatic steatosis is important. No study has assessed hepatic fat quantification by using low-dose dual-energy computed tomography (CT). We assessed the accuracy of hepatic fat quantification using the multi-material decomposition (
Seung Baek Hong, Nam Kyung Lee, Suk Kim, Kyunga Um, Keunyoung Kim, In Joo Kim   +5 more
doaj   +1 more source

Dual-Energy CT in the Pancreas

Journal of Gastrointestinal and Abdominal Radiology, 2022
Dual-energy computed tomography (DECT) is an evolving imaging technology that is gaining popularity, particularly in different abdominopelvic applications.
Nayla Mroueh, Jinjin Cao, Avinash Kambadakone   +2 more
doaj   +1 more source

Role of Dual-Energy Computed Tomography in Gallbladder Disease: A Review

Journal of Gastrointestinal and Abdominal Radiology, 2022
Gallbladder diseases are common and include a spectrum ranging from benign to cancer. Imaging plays an integral role in the diagnosis and in guiding appropriate management. While most patients with gallstone (GS) diseases can be evaluated with ultrasound,
Tarvinder Singh, Pankaj Gupta
doaj   +1 more source

QUANTITATIVE ANALYSIS OF LIVER IRON DEPOSITION BASED ON DUAL-ENERGY CT IN THALASSEMIA PATIENTS

Mediterranean Journal of Hematology and Infectious Diseases, 2023
Objective: To explore the feasibility and accuracy of liver iron deposition based on dual-energy CT in thalassemia patients. Materials and methods: 105 thalassemia patients were examined with dual-energy CT and MR liver scanning.
Fengming Xu, Cheng Tang, Yiling Huang, Linlin Liang, Fuling Huang, Gaohui Yang, Peng Peng   +6 more
doaj   +1 more source

Dual energy imaging in cardiothoracic pathologies: A primer for radiologists and clinicians

European Journal of Radiology Open, 2021
Recent advances in dual-energy imaging techniques, dual-energy subtraction radiography (DESR) and dual-energy CT (DECT), offer new and useful additional information to conventional imaging, thus improving assessment of cardiothoracic abnormalities.
Amit Gupta, Elias G Kikano, Kaustav Bera, Dhiraj Baruah, Sachin S Saboo, Simon Lennartz, Nils Große Hokamp, Ali Gholamrezanezhad, Robert C Gilkeson, Kai R Laukamp   +9 more
doaj   +1 more source

Gene expression changes and DNA damage after ex vivo exposure of peripheral blood cells to various CT photon spectra

Scientific Reports, 2021
Dual-energy CT provides enhanced diagnostic power with similar or even reduced radiation dose as compared to single-energy CT. Its principle is based on the distinct physical properties of low and high energetic photons, which, however, may also affect ...
Hanns Leonhard Kaatsch, Benjamin Valentin Becker, Simone Schüle, Patrick Ostheim, Kai Nestler, Julia Jakobi, Barbara Schäfer, Thomas Hantke, Marc A. Brockmann, Michael Abend, Stephan Waldeck, Matthias Port, Harry Scherthan, Reinhard Ullmann   +13 more
doaj   +1 more source