Jove
Visualize
お問い合わせ
JoVE
x logofacebook logolinkedin logoyoutube logo
JoVEについて
概要リーダーシップブログJoVEヘルプセンター
著者向け
出版プロセス編集委員会範囲と方針査読よくある質問投稿
図書館員向け
推薦の声購読アクセスリソース図書館諮問委員会よくある質問
研究
JoVE JournalMethods CollectionsJoVE Encyclopedia of Experimentsアーカイブ
教育
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab Manual教員リソースセンター教員サイト
利用規約
プライバシーポリシー
ポリシー

関連する概念動画

Imaging Studies IV: Magnetic Resonance Imaging01:27

Imaging Studies IV: Magnetic Resonance Imaging

50
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,...
50
Imaging Studies for Cardiovascular System IV: CMRI01:21

Imaging Studies for Cardiovascular System IV: CMRI

135
Cardiovascular magnetic resonance imaging, or CMRI, is a non-invasive diagnostic test that employs a magnetic field and radiofrequency waves to create precise images of the heart and arteries. It provides comprehensive information about cardiac anatomy, function, perfusion, and tissue characterization without ionizing radiation.IndicationsCMRI diagnoses various heart conditions, including tissue damage from heart attacks, ischemic heart disease, myocarditis, aortic issues (tears, aneurysms,...
135
Magnetic Resonance Imaging01:24

Magnetic Resonance Imaging

6.6K
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...
6.6K
Imaging Studies I: CT and MRI01:14

Imaging Studies I: CT and MRI

434
Introduction: MRI and CT scans are crucial advancements in medical imaging techniques, playing a vital role in diagnosing conditions related to the gastrointestinal (GI) system. Each scan serves distinct purposes, targets specific areas, and requires unique nursing duties.
Description of the Procedures
Computed Tomography (CT) scan:
Computed Tomography (CT) scans use X-ray technology to generate detailed images of bones, organs, and tissues. During the scan, the patient lies on a moving table...
434
Imaging Studies III: Computed Tomography01:27

Imaging Studies III: Computed Tomography

50
DefinitionComputed Tomography (CT) of the genitourinary (GU) tract is a non-invasive imaging modality that utilizes X-rays and computer processing to generate detailed cross-sectional images of the urinary system, encompassing the kidneys, ureters, bladder, and adjacent structures such as the adrenal glands.PurposeCT scans of the GU tract serve several diagnostic and therapeutic purposes, including:Diagnosis of Urinary Tract Diseases: Detects kidney stones, tumors, cysts, and congenital...
50
Radiological Investigation II: MRI and Ventilation Perfusion Scan01:30

Radiological Investigation II: MRI and Ventilation Perfusion Scan

219
Description
Magnetic Resonance Imaging (MRI) and Ventilation Perfusion Scans are two radiological investigations that offer detailed diagnostic images of the body, particularly lung structures.
MRI
MRI uses magnetic fields and radiofrequency signals to distinguish between normal and abnormal tissues. This technology provides a more detailed diagnostic image than CT scans, enabling it to characterize pulmonary nodules, stage bronchogenic carcinoma, and evaluate inflammatory activity in...
219

こちらも読む

関連記事

共著者、ジャーナル、引用グラフによってこの研究に関連する記事。

並び替え
Same author

CSF turnover dysfunction: a hidden early biomarker in iRBD?

NPJ Parkinson's disease·2026
Same author

Improved, rapid fetal-brain localization and orientation detection for auto-slice prescription.

Proceedings of the International Society for Magnetic Resonance in Medicine ... Scientific Meeting and Exhibition. International Society for Magnetic Resonance in Medicine. Scientific Meeting and Exhibition·2026
Same author

Fast, automated slice prescription of standard anatomical planes for fetal brain MRI.

Proceedings of the International Society for Magnetic Resonance in Medicine ... Scientific Meeting and Exhibition. International Society for Magnetic Resonance in Medicine. Scientific Meeting and Exhibition·2026
Same author

Recent innovations in placental MRI: Integrating visualization and functional imaging.

Placenta·2026
Same author

MR software tools for real-time decision making and FOV prescription.

Proceedings of the International Society for Magnetic Resonance in Medicine ... Scientific Meeting and Exhibition. International Society for Magnetic Resonance in Medicine. Scientific Meeting and Exhibition·2026
Same author

PRIME: Phase reversed interleaved multi-Echo acquisition enables highly accelerated distortion-corrected diffusion MRI.

Medical image analysis·2026
Same journal

MetaboNet-Bench: A Multi-modal Benchmark for Glucose Forecasting in Type 1 Diabetes.

ArXiv·2026
Same journal

A Positron Range Correction with Texture Preservation Framework in PET Imaging.

ArXiv·2026
Same journal

Automated optimization of force field parameters against ensemble-averaged measurements with Bayesian Inference of Conformational Populations.

ArXiv·2026
Same journal

Droplet Fusion as a Relaxation Process: Comparison with Shape Recovery of Newtonian and Viscoelastic Droplets.

ArXiv·2026
Same journal

Ridge-filter crosstalk in conformal proton FLASH planning: dependence on beamlet pitch and iterative mitigation.

ArXiv·2026
Same journal

Electrochemical DNA Hairpin Sensors for Differentiating Small Molecule Intercalation from Minor Groove Binding.

ArXiv·2026
関連記事をすべて見る

関連する実験動画

Updated: Sep 8, 2025

Registered Bioimaging of Nanomaterials for Diagnostic and Therapeutic Monitoring
17:16

Registered Bioimaging of Nanomaterials for Diagnostic and Therapeutic Monitoring

Published on: December 9, 2010

10.4K

MIMOSA:高効率の定量MRIのための最適化された同時取得を持つ複数のエコーを使用したマルチパラメトリックイメージング

Yuting Chen, Yohan Jun, Amir Heydari

    ArXiv
    |August 20, 2025
    PubMed
    まとめ
    この要約は機械生成です。

    MIMOSAは,T1,T2,T2*,プロトン密度 (PD),定量感受性マッピング (QSM) を含む,迅速かつ正確なマルチパラメータマッピングのための新しいMRI配列です. 精度を保ちながら 高速で全脳画像を撮ることができます

    さらに関連する動画

    Simultaneous PET/MRI Imaging During Mouse Cerebral Hypoxia-ischemia
    10:35

    Simultaneous PET/MRI Imaging During Mouse Cerebral Hypoxia-ischemia

    Published on: September 20, 2015

    12.4K
    Magnetic Resonance Imaging of Multiple Sclerosis at 7.0 Tesla
    08:51

    Magnetic Resonance Imaging of Multiple Sclerosis at 7.0 Tesla

    Published on: February 19, 2021

    9.2K

    関連する実験動画

    Last Updated: Sep 8, 2025

    Registered Bioimaging of Nanomaterials for Diagnostic and Therapeutic Monitoring
    17:16

    Registered Bioimaging of Nanomaterials for Diagnostic and Therapeutic Monitoring

    Published on: December 9, 2010

    10.4K
    Simultaneous PET/MRI Imaging During Mouse Cerebral Hypoxia-ischemia
    10:35

    Simultaneous PET/MRI Imaging During Mouse Cerebral Hypoxia-ischemia

    Published on: September 20, 2015

    12.4K
    Magnetic Resonance Imaging of Multiple Sclerosis at 7.0 Tesla
    08:51

    Magnetic Resonance Imaging of Multiple Sclerosis at 7.0 Tesla

    Published on: February 19, 2021

    9.2K

    科学分野:

    • 磁気共鳴画像 (MRI)
    • 医学物理学
    • 定量イメージング

    背景:

    • 定量MRIは 組織を正確に特徴づけることができます
    • 既存の多パラメータマッピングシーケンスでは,スピード,解像度,精度とのトレードオフがしばしば発生します.
    • 臨床翻訳には加速取得技術の開発が不可欠です.

    研究 の 目的:

    • 高効率のマルチパラメータマッピングのために設計された新しいMRIシーケンスであるMIMOSAを導入します.
    • T1,T2,T2*,プロトン密度 (PD) と源分離量的な感受性マッピング (QSM) を同時に定量化できるようにする.
    • 精度を損なわずに 迅速な取得を達成するためです

    主な方法:

    • MIMOSAは,3Dターボ・ファスト・ロー・アングル・ショット (FLASH) とマルチエコー・グラデーション・エコー・モジュールを,スパイラル型のカルテシアン軌道を組み合わせている.
    • シーケンス最適化はシミュレーションを用いて行われました.
    • マルチコントラスト/スライスゼロショット自己監視学習アルゴリズムは再構築に使用され,精度と再現性は3Tと7Tの幻体およびin- vivo研究で評価された.

    主要な成果:

    • MIMOSAは,3D-QALASと比較して,パラメータの推定精度が向上し,基準技術とのより良い一致を示した.
    • In-vivo実験では,R=11.8までの加速因子で,高い繰り返し率 (すべてのパラメータに対してICC>0.947) を達成した.
    • 全脳定量図 (T1,T2,T2*,PD,QSM) は3Tで1mmの同位分辨率と7Tで13分で750μmの同位分辨率で得られた.

    結論:

    • MIMOSAはマルチパラメトリックMRIのための非常に効率的なシーケンスです.
    • 重要な組織特性の素早く正確で繰り返し測定可能な量的なマッピングを可能にします.
    • この配列は,臨床および研究環境における定量的なイメージングを進めるための大きな可能性を示しています.