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

Imaging Studies IV: Magnetic Resonance Imaging01:27

Imaging Studies IV: Magnetic Resonance Imaging

53
Introduction:Magnetic Resonance Imaging, or MRI, can include a specialized imaging technique of the urinary system known as Magnetic Resonance Urography (MRU). This radiation-free technique uses strong magnetic fields and radio waves to produce detailed images with the help of a computer. MRU is particularly effective for visualizing fluid-filled structures like the kidneys, ureters, and bladder.Applications of MRI in the Genitourinary SystemKidneys and Ureters: MRI detects tumors, cysts,...
53
Magnetic Resonance Imaging01:24

Magnetic Resonance Imaging

7.1K
Magnetic resonance imaging (MRI) is a noninvasive medical imaging technique based on a phenomenon of nuclear physics discovered in the 1930s, in which matter exposed to magnetic fields and radio waves was found to emit radio signals. In 1970, a physician and researcher named Raymond Damadian noticed that malignant (cancerous) tissue gave off different signals than normal body tissue. He applied for a patent for the first MRI scanning device in clinical use by the early 1980s. The early MRI...
7.1K

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

PRECISE Version 2: Essential Tips for Prostate Cancer Monitoring Using MRI.

Radiographics : a review publication of the Radiological Society of North America, Inc·2026
Same author

Zero-Shot PI-RADS Version 2.1 Scoring with ChatGPT-4 Turbo and Llama 3: Diagnostic Performance and Agreement with Abdominal Radiologists.

Radiology. Imaging cancer·2025
Same author

Pathologic outcome of incidentally detected tracer-avid lesions in <sup>68</sup>Ga-PSMA-11 PET/CT for prostate cancer.

Radiology advances·2025
Same author

Advancing Prostate MRI: Expert Review of PI-QUAL, PRECISE, PI-RR, and PI-FAB Scoring Systems.

Radiology. Imaging cancer·2025
Same author

Secondary Postpregnancy Hemorrhage: Guide for Diagnosis and Management.

Radiographics : a review publication of the Radiological Society of North America, Inc·2025
Same author

Building the Foundation for AI in Prostate Cancer Imaging.

Radiology·2025

相关实验视频

Updated: Sep 14, 2025

A Cognitive Fusion-guided Prostate Biopsy Using Multiparametric Magnetic Resonance Imaging and Transrectal Ultrasound
06:08

A Cognitive Fusion-guided Prostate Biopsy Using Multiparametric Magnetic Resonance Imaging and Transrectal Ultrasound

Published on: March 21, 2025

380

预测无信息的前列腺磁共振成像序列:一个产生假设的试点研究.

Negar Firoozeh1, Spencer C Behr2, Antonio C Westphalen1

  • 1University of Washington, Seattle, WA, USA.

Radiologia brasileira
|July 21, 2025
PubMed
概括
此摘要是机器生成的。

扩散加权成像 (DWI) 比T2加权成像 (T2WI) 更好地预测负的多参数MRI扫描. 负的DWI结果可以表明完全负的检查,可能简化前列腺癌的诊断.

关键词:
磁共振成像/方法 磁共振成像前列腺/诊断成像检查前列腺新生体前列腺瘤.

更多相关视频

Use of Magnetic Resonance Imaging and Biopsy Data to Guide Sampling Procedures for Prostate Cancer Biobanking
05:49

Use of Magnetic Resonance Imaging and Biopsy Data to Guide Sampling Procedures for Prostate Cancer Biobanking

Published on: October 10, 2019

6.7K
Use of MRI-ultrasound Fusion to Achieve Targeted Prostate Biopsy
09:11

Use of MRI-ultrasound Fusion to Achieve Targeted Prostate Biopsy

Published on: April 9, 2019

21.7K

相关实验视频

Last Updated: Sep 14, 2025

A Cognitive Fusion-guided Prostate Biopsy Using Multiparametric Magnetic Resonance Imaging and Transrectal Ultrasound
06:08

A Cognitive Fusion-guided Prostate Biopsy Using Multiparametric Magnetic Resonance Imaging and Transrectal Ultrasound

Published on: March 21, 2025

380
Use of Magnetic Resonance Imaging and Biopsy Data to Guide Sampling Procedures for Prostate Cancer Biobanking
05:49

Use of Magnetic Resonance Imaging and Biopsy Data to Guide Sampling Procedures for Prostate Cancer Biobanking

Published on: October 10, 2019

6.7K
Use of MRI-ultrasound Fusion to Achieve Targeted Prostate Biopsy
09:11

Use of MRI-ultrasound Fusion to Achieve Targeted Prostate Biopsy

Published on: April 9, 2019

21.7K

科学领域:

  • 放射学 放射学是一门学科.
  • 在瘤学瘤学.
  • 医疗成像医学成像

背景情况:

  • 多参数磁共振成像 (mpMRI) 对于前列腺癌的诊断至关重要.
  • 评估单个MRI序列的负预测值可以优化诊断工作流程.

研究的目的:

  • 为了确定完全负的mpMRI扫描的男性比例.
  • 为了确定哪个序列,T2加权成像 (T2WI) 或扩散加权成像 (DWI) 最好预测整体阴性检查.

主要方法:

  • 对492个符合PI-RADS v2.1的mpMRI扫描进行了回顾性分析.
  • 放射学报告审查了病变的缺失或PI-RADS得分.
  • 负扫描被前性地根据PI-RADS标准审查.
  • 奇平方测试和后勤回归分析了T2WI和DWI的预测值.

主要成果:

  • 在62.4%的扫描中,负的T2WI预测了负的DWI/DCE (OR 245.3,p < 0.001).
  • 负的DWI预测了 88.9% 的扫描中负的T2WI/DCE (OR 76.4,p < 0.001).
  • 经过对临床因素进行调整后,这些关联仍然显著.

结论:

  • T2WI和DWI发现可以作为整体mpMRI结果的初步指标.
  • DWI在预测负面整体考试方面表现出轻微的优势.
  • 为了潜在的临床实施,需要进行进一步的研究.