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  1. No Access

    Article

    Prediction of locally advanced rectal cancer response to neoadjuvant chemoradiation therapy using volumetric multiparametric MRI-based radiomics

    To assess the role of pretreatment multiparametric (mp)MRI-based radiomic features in predicting pathologic complete response (pCR) of locally advanced rectal cancer (LARC) to neoadjuvant chemoradiation therap...

    Maria El Homsi, Octavia Bane, Valentin Fauveau, Stefanie Hectors in Abdominal Radiology (2024)

  2. No Access

    Article

    FDG-PET/MRI for the preoperative diagnosis and staging of peritoneal carcinomatosis: a prospective multireader pilot study

    To assess the diagnostic performance of FDG-PET/MRI for the preoperative diagnosis and staging of peritoneal carcinomatosis (PC) using surgical Sugarbaker’s PC index (PCI) as the reference in a multireader pil...

    Naik Vietti Violi, Somali Gavane, Pamela Argiriadi, Amy Law in Abdominal Radiology (2023)

  3. Article

    Open Access

    The combination of non-contrast abbreviated MRI and alpha foetoprotein has high performance for hepatocellular carcinoma screening

    This study aimed to compare two abbreviated MRI (AMRI) protocols to complete MRI for HCC detection: non-contrast (NC)-AMRI without/with alpha foetoprotein (AFP) and dynamic contrast-enhanced (Dyn)-AMRI.

    Raphaël Girardet, Margaux Dubois, Gibran Manasseh, Mario Jreige in European Radiology (2023)

  4. No Access

    Article

    Semiautomated segmentation of hepatocellular carcinoma tumors with MRI using convolutional neural networks

    To assess the performance of convolutional neural networks (CNNs) for semiautomated segmentation of hepatocellular carcinoma (HCC) tumors on MRI.

    Daniela Said, Guillermo Carbonell, Daniel Stocker, Stefanie Hectors in European Radiology (2023)

  5. Article

    Open Access

    Functional, biological, and radiological evaluation of the pancreaticojejunal anastomosis 1 year after pancreatoduodenectomy: a prospective study

    This prospective study aimed to analyze the functional, biological, and radiological aspects of the pancreatic anastomosis 1 year after pancreatoduodenectomy (PD).

    Gaëtan-Romain Joliat, Pierre Allemann, Ismail Labgaa in Langenbeck's Archives of Surgery (2023)

  6. No Access

    Article

    Assessment of HCC response to Yttrium-90 radioembolization with gadoxetate disodium MRI: correlation with histopathology

    Transarterial 90Y radioembolization (TARE) is increasingly being used for hepatocellular carcinoma (HCC) treatment. However, tumor response assessment after TARE may be challenging. We aimed to assess the diagnos...

    Naik Vietti Violi, Jeffrey Gnerre, Amy Law, Stefanie Hectors in European Radiology (2022)

  7. No Access

    Article

    Dynamic contrast-enhanced MRI perfusion quantification in hepatocellular carcinoma: comparison of gadoxetate disodium and gadobenate dimeglumine

    (1) To assess the quality of the arterial input function (AIF) during dynamic contrast-enhanced (DCE) MRI of the liver and (2) to quantify perfusion parameters of hepatocellular carcinoma (HCC) and liver paren...

    Daniel Stocker, Stefanie Hectors, Octavia Bane, Naik Vietti-Violi in European Radiology (2021)

  8. No Access

    Article

    MRI is the most commonly used imaging modality for HCC screening at a tertiary care transplant center

    In this study, we describe the patterns of hepatocellular carcinoma (HCC) screening with imaging and factors associated with imaging modality selection in a tertiary care transplant center.

    Gabriela Hernandez-Meza, Naik Vietti Violi, Daniela Said in Abdominal Radiology (2021)

  9. No Access

    Article

    The combination of hepatobiliary phase with Gd-EOB-DTPA and DWI is highly accurate for the detection and characterization of liver metastases from neuroendocrine tumor

    To compare the diagnostic accuracy of dynamic contrast-enhanced phases, hepatobiliary phase (HBP), and diffusion-weighted imaging (DWI) for the detection of liver metastases from neuroendocrine tumor (NET).

    Roschan Hayoz, Naïk Vietti-Violi, Rafael Duran, Jean-François Knebel in European Radiology (2020)

  10. No Access

    Article

    Radiofrequency Ablation to Control Bleeding from a Percutaneous Intrahepatic Puncture Tract of a Large Diameter Portal Vein: A Simple and Rapid Solution to a Potentially Life-Threatening Bleeding

    Mathilde Vermersch, Rafael Duran in CardioVascular and Interventional Radiology (2020)

  11. No Access

    Article

    Gadoxetate-enhanced abbreviated MRI is highly accurate for hepatocellular carcinoma screening

    The primary objective was to compare the performance of 3 different abbreviated MRI (AMRI) sets extracted from a complete gadoxetate-enhanced MRI obtained for hepatocellular carcinoma (HCC) screening. Secondar...

    Naik Vietti Violi, Sara Lewis, Joseph Liao, Miriam Hulkower in European Radiology (2020)

  12. Article

    Abbreviated MRI for HCC surveillance: is it ready for clinical use?

    Abbreviated MRI (AMRI) protocols consist of acquiring only a minimal number of MRI sequences for HCC surveillance with acceptable diagnostic performance compared to complete MRI.

    Naik Vietti Violi, Bachir Taouli in European Radiology (2020)

  13. No Access

    Article

    Hepatocellular carcinoma detection in liver cirrhosis: diagnostic performance of contrast-enhanced CT vs. MRI with extracellular contrast vs. gadoxetic acid

    To evaluate the diagnostic performance of contrast-enhanced CT vs. MRI with extracellular contrast agents (EC-MRI) vs. MRI with gadoxetic acid (EOB-MRI) for HCC detection in patients with liver cirrhosis using...

    Sahar Semaan, Naik Vietti Violi, Sara Lewis, Manjil Chatterji in European Radiology (2020)

  14. No Access

    Chapter

    Radiological Diagnosis and Characterization of HCC

    Imaging plays a central role in hepatocellular carcinoma (HCC) screening/surveillance, diagnosis, staging, and treatment response assessment. Clinical imaging methods include abdominal ultrasound (US) used mos...

    Naik Vietti Violi, Sara Lewis, Stefanie Hectors, Daniela Said in Hepatocellular Carcinoma (2019)