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Showing 13 to 24 of 197 entries
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In Vivo Abdominal Magnetic Resonance Elastography for the Assessment of Portal Hypertension Before and After Transjugular Intrahepatic Portosystemic Shunt Implantation: Erratum.

Investigative radiology

[No authors listed]
PMID: 29613983
Invest Radiol. 2018 May;53(5):319. doi: 10.1097/RLI.0000000000000474.

No abstract available.

The Clinical Utility of Magnetic Resonance Imaging According to Field Strength, Specifically Addressing the Breadth of Current State-of-the-Art Systems, Which Include 0.55 T, 1.5 T, 3 T, and 7 T.

Investigative radiology

Runge VM, Heverhagen JT.
PMID: 34510100
Invest Radiol. 2022 Jan 01;57(1):1-12. doi: 10.1097/RLI.0000000000000824.

ABSTRACT: This review provides a balanced perspective regarding the clinical utility of magnetic resonance systems across the range of field strengths for which current state-of-the-art units exist (0.55 T, 1.5 T, 3 T, and 7 T). Guidance regarding this...

Dual-Contrast Biphasic Liver Imaging With Iodine and Gadolinium Using Photon-Counting Detector Computed Tomography: An Exploratory Animal Study.

Investigative radiology

Ren L, Huber N, Rajendran K, Fletcher JG, McCollough CH, Yu L.
PMID: 34411033
Invest Radiol. 2022 Feb 01;57(2):122-129. doi: 10.1097/RLI.0000000000000815.

PURPOSE: The aims of this study were to develop a single-scan dual-contrast protocol for biphasic liver imaging with 2 intravenous contrast agents (iodine and gadolinium) and to evaluate its effectiveness in an exploratory swine study using a photon-counting detector...

Influence of Contrast Material Temperature on Patient Comfort and Image Quality in Computed Tomography of the Abdomen: A Randomized Controlled Trial.

Investigative radiology

Martens B, Wildberger JE, Van Kuijk SMJ, De Vos-Geelen J, Jeukens CRLPN, Mihl C.
PMID: 34280944
Invest Radiol. 2022 Feb 01;57(2):85-89. doi: 10.1097/RLI.0000000000000807.

BACKGROUND: International guideline recommendations on safe use of contrast media (CM) are conflicting regarding the necessity to prewarm iodinated CM.PURPOSE: Aim of the study was to evaluate the effects of room temperature CM compared with prewarmed CM on image...

Virtual Unenhanced Images: Qualitative and Quantitative Comparison Between Different Dual-Energy CT Scanners in a Patient and Phantom Study.

Investigative radiology

Lennartz S, Pisuchpen N, Parakh A, Cao J, Baliyan V, Sahani D, Hahn PF, Kambadakone A.
PMID: 34162795
Invest Radiol. 2022 Jan 01;57(1):52-61. doi: 10.1097/RLI.0000000000000802.

MATERIALS AND METHODS: Forty-four patients with clinical contrast-enhanced abdominal examinations on each of the 3 DECT scanner types and a phantom scanned with the same protocols were included in this retrospective study. Qualitative and quantitative assessment was performed on...

Can Deep Learning Replace Gadolinium in Neuro-Oncology?: A Reader Study.

Investigative radiology

Ammari S, Bône A, Balleyguier C, Moulton E, Chouzenoux É, Volk A, Menu Y, Bidault F, Nicolas F, Robert P, Rohé MM, Lassau N.
PMID: 34324463
Invest Radiol. 2022 Feb 01;57(2):99-107. doi: 10.1097/RLI.0000000000000811.

MATERIALS AND METHODS: This monocentric retrospective study leveraged 200 multiparametric brain MRIs acquired between November 2019 and February 2020 at Gustave Roussy Cancer Campus (Villejuif, France). A total of 145 patients were included: 107 formed the training sample (55...

Noninvasive Detection of Intracranial Hypertension by Novel Ultrasound Time-Harmonic Elastography.

Investigative radiology

Kreft B, Tzschätzsch H, Shahryari M, Haffner P, Braun J, Sack I, Streitberger KJ.
PMID: 34380993
Invest Radiol. 2022 Feb 01;57(2):77-84. doi: 10.1097/RLI.0000000000000817.

OBJECTIVE: A method for measuring intracranial pressure (ICP) noninvasively has long been sought after in neurology and neurosurgery. Treatment failure in individuals presenting with unspecific symptoms such as headache, gait disturbance, or visual impairment occurring in response to increased...

Transient Severe Motion Artifact on Arterial Phase in Gadoxetic Acid-Enhanced Liver Magnetic Resonance Imaging: A Systematic Review and Meta-analysis.

Investigative radiology

Kim DW, Choi SH, Park T, Kim SY, Lee SS, Byun JH.
PMID: 34224484
Invest Radiol. 2022 Jan 01;57(1):62-70. doi: 10.1097/RLI.0000000000000806.

OBJECTIVES: The aims of this study were to determine the incidence of transient severe motion artifact (TSM) on arterial phase gadoxetic acid-enhanced magnetic resonance imaging of the liver and to investigate the causes of heterogeneity in the published literature.MATERIALS...

Small Brain Lesion Enhancement and Gadolinium Deposition in the Rat Brain: Comparison Between Gadopiclenol and Gadobenate Dimeglumine.

Investigative radiology

Violas X, Rasschaert M, Santus R, Factor C, Corot C, Catoen S, Idée JM, Robert P.
PMID: 34411032
Invest Radiol. 2022 Feb 01;57(2):130-139. doi: 10.1097/RLI.0000000000000819.

OBJECTIVES: The aim of the set of studies was to compare gadopiclenol, a new high relaxivity gadolinium (Gd)-based contrast agent (GBCA) to gadobenate dimeglumine in terms of small brain lesion enhancement and Gd retention, including T1 enhancement in the...

Dual-Contrast Biphasic Liver Imaging With Iodine and Gadolinium Using Photon-Counting Detector Computed Tomography: An Exploratory Animal Study.

Investigative radiology

Ren L, Huber N, Rajendran K, Fletcher JG, McCollough CH, Yu L.
PMID: 34411033
Invest Radiol. 2022 Feb 01;57(2):122-129. doi: 10.1097/RLI.0000000000000815.

PURPOSE: The aims of this study were to develop a single-scan dual-contrast protocol for biphasic liver imaging with 2 intravenous contrast agents (iodine and gadolinium) and to evaluate its effectiveness in an exploratory swine study using a photon-counting detector...

Repeatability and Reproducibility of ADC Measurements and MRI Signal Intensity Measurements of Bone Marrow in Monoclonal Plasma Cell Disorders: A Prospective Bi-institutional Multiscanner, Multiprotocol Study.

Investigative radiology

Wennmann M, Thierjung H, Bauer F, Weru V, Hielscher T, Grözinger M, Gnirs R, Sauer S, Goldschmidt H, Weinhold N, Bonekamp D, Schlemmer HP, Weber TF, Delorme S, Rotkopf LT.
PMID: 34839306
Invest Radiol. 2021 Nov 23; doi: 10.1097/RLI.0000000000000838. Epub 2021 Nov 23.

BACKGROUND/OBJECTIVES: Apparent diffusion coefficient (ADC) and signal intensity (SI) measurements play an increasing role in magnetic resonance imaging (MRI) of monoclonal plasma cell disorders. The purpose of this study was to assess interrater variability, repeatability, and reproducibility of ADC...

Improving Automated Glioma Segmentation in Routine Clinical Use Through Artificial Intelligence-Based Replacement of Missing Sequences With Synthetic Magnetic Resonance Imaging Scans.

Investigative radiology

Thomas MF, Kofler F, Grundl L, Finck T, Li H, Zimmer C, Menze B, Wiestler B.
PMID: 34652289
Invest Radiol. 2021 Oct 13; doi: 10.1097/RLI.0000000000000828. Epub 2021 Oct 13.

OBJECTIVES: Although automated glioma segmentation holds promise for objective assessment of tumor biology and response, its routine clinical use is impaired by missing sequences, for example, due to motion artifacts. The aim of our study was to develop and...

Showing 13 to 24 of 197 entries