Jove
Visualize
联系我们
JoVE
x logofacebook logolinkedin logoyoutube logo
关于 JoVE
概览领导团队博客JoVE 帮助中心
作者
出版流程编辑委员会范围与政策同行评审常见问题投稿
图书馆员
用户评价订阅访问资源图书馆顾问委员会常见问题
研究
JoVE JournalMethods CollectionsJoVE Encyclopedia of Experiments存档
教育
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab Manual教师资源中心教师网站
使用条款与条件
隐私政策
政策

相关概念视频

Computed Tomography01:10

Computed Tomography

4.5K
Tomography refers to imaging by sections. Computed tomography (CT) is a non-invasive imaging technique that uses computers to analyze several cross-sectional X-rays to reveal minute details about structures in the body.
The technique was invented in the 1970s and is based on the principle that as X-rays pass through the body, they are absorbed or reflected at different levels. In the technique, a patient lies on a motorized platform while a computerized axial tomography (CAT) scanner rotates...
4.5K
Ultrasonography01:17

Ultrasonography

4.5K
Ultrasonography is an imaging technique that uses high-frequency sound waves to visualize the body's internal structures. It is a non-invasive and safe procedure that does not involve the use of ionizing radiation, making it widely used in various medical fields. Ultrasonography is used to study heart function, blood flow in the neck or extremities, certain conditions such as gallbladder disease, and fetal growth and development.
During an ultrasonography procedure, a handheld device called...
4.5K

您也可能阅读

相关文章

通过共同作者、期刊和引用图与本文相关的文章。

排序
Same author

Integrative plasma-to-spatial proteomics reveals fibroblast-associated signatures in liver metastatic breast cancer.

Cancer cell international·2026
Same author

Potentiation of the altered immune microenvironment following RF ablation of murine distant tumors with CTLA-4 immunotherapy.

European radiology experimental·2026
Same author

Pupil diameter during cognitive reappraisal predicts the desire to eat.

Eating behaviors·2026
Same author

m-plane GaN split-well direct-phonon terahertz quantum cascade laser.

Scientific reports·2026
Same author

Innovative Protocol Optimization for Radiation Dose Reduction in Pediatric Head CT Scan.

European journal of radiology·2026
Same author

International multisociety Delphi consensus for liver tumour thermal ablation: margin assessment.

The Lancet. Oncology·2026

相关实验视频

Updated: Jul 7, 2025

Novel In Vivo Micro-Computed Tomography Imaging Techniques for Assessing the Progression of Non-Alcoholic Fatty Liver Disease
08:41

Novel In Vivo Micro-Computed Tomography Imaging Techniques for Assessing the Progression of Non-Alcoholic Fatty Liver Disease

Published on: March 24, 2023

1.2K

用简单的基于算法的方法对腹部炎症过程进行低单能图像的最佳CT窗口.

Gili Dar1, S Nahum Goldberg1, Shiran Levy1

  • 1Department of Radiology, Hadassah Medical Organization and Faculty of Medicine, Hebrew University of Jerusalem, 19000 Ein Karem, Jerusalem, Israel.

European journal of radiology
|December 23, 2023
PubMed
概括

为双能CT (DECT) 优化窗口设置可增强腹部炎症的可视化. 量身定制的窗户可以在50 keV图像上提高胰腺炎和炎炎的明显性.

关键词:
附录是指一个附录.双重能量 CT CT 的情况.低单能效的低单能效的胰腺炎是一种胰腺炎.皮叶龙炎是一种炎症.

更多相关视频

Retrospective Cardiac Gating with A Prototype Small-Animal X-ray Computed Tomograph
05:32

Retrospective Cardiac Gating with A Prototype Small-Animal X-ray Computed Tomograph

Published on: February 21, 2025

292
Author Spotlight: Enhanced Quantification of Cardiovascular Calcification Progression for Longitudinal Micro PET/CT Studies in Small Research Animals
08:02

Author Spotlight: Enhanced Quantification of Cardiovascular Calcification Progression for Longitudinal Micro PET/CT Studies in Small Research Animals

Published on: November 15, 2024

625

相关实验视频

Last Updated: Jul 7, 2025

Novel In Vivo Micro-Computed Tomography Imaging Techniques for Assessing the Progression of Non-Alcoholic Fatty Liver Disease
08:41

Novel In Vivo Micro-Computed Tomography Imaging Techniques for Assessing the Progression of Non-Alcoholic Fatty Liver Disease

Published on: March 24, 2023

1.2K
Retrospective Cardiac Gating with A Prototype Small-Animal X-ray Computed Tomograph
05:32

Retrospective Cardiac Gating with A Prototype Small-Animal X-ray Computed Tomograph

Published on: February 21, 2025

292
Author Spotlight: Enhanced Quantification of Cardiovascular Calcification Progression for Longitudinal Micro PET/CT Studies in Small Research Animals
08:02

Author Spotlight: Enhanced Quantification of Cardiovascular Calcification Progression for Longitudinal Micro PET/CT Studies in Small Research Animals

Published on: November 15, 2024

625

科学领域:

  • 放射学 放射学是一门学科.
  • 医疗成像医学成像
  • 双能量CT是双能量CT.

背景情况:

  • 双能光谱CT (DECT) 提供了先进的成像功能.
  • 在50 keV的低单能图像可以可视化腹部炎症过程.
  • 标准窗口设置对于这些特定图像可能不是最佳的.

研究的目的:

  • 为了确定可视化腹部炎症状况的最佳窗口设置.
  • 为了提高50 keV DECT图像上的炎症病变的明显性.
  • 将最佳设置与传统制造商建议进行比较.

主要方法:

  • 对30名胰腺炎或肺炎患者进行了回顾性研究.
  • 放射科医生使用21个不同的窗口设置评估了50 keV DECT图像.
  • 使用Simplex优化算法和阅读器分级来识别最佳窗口.

主要成果:

  • 胰腺炎症的最佳窗口设置: 116HU/430HU.
  • 对于脏炎症 (肌炎) 的最佳窗口设置:290HU/570HU.
  • 150HU/450HU的妥协窗口为两者提供了良好的可见性,与传统设置 (50HU/380HU) 显著不同.

结论:

  • 量身定制的窗口设置对于在50 keV DECT图像上最佳可视化腹部炎症至关重要.
  • 传统的设置对于检测胰腺和脏的炎症过程是不理想的.
  • 进一步的研究可能会对特定病理的DECT成像协议进行改进.