Paul‐Armand Dujardin

ORCID: 0000-0002-4937-7920
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About
Contact & Profiles
Research Areas
  • Ultrasound and Hyperthermia Applications
  • Advanced MRI Techniques and Applications
  • Functional Brain Connectivity Studies
  • Multiple Myeloma Research and Treatments
  • MRI in cancer diagnosis
  • Cancer Treatment and Pharmacology
  • Heart Rate Variability and Autonomic Control
  • Ultrasound Imaging and Elastography
  • Photoacoustic and Ultrasonic Imaging
  • Optical Imaging and Spectroscopy Techniques
  • Hematological disorders and diagnostics
  • Neonatal Health and Biochemistry
  • Cerebrovascular and Carotid Artery Diseases
  • Advanced Neuroimaging Techniques and Applications
  • Chemotherapy-induced cardiotoxicity and mitigation
  • Radiation Dose and Imaging
  • Metabolism and Genetic Disorders
  • Blood disorders and treatments
  • Advanced X-ray and CT Imaging
  • Pleural and Pulmonary Diseases
  • Hepatocellular Carcinoma Treatment and Prognosis
  • Bone health and treatments
  • Cardiovascular Health and Disease Prevention
  • Complement system in diseases
  • Pericarditis and Cardiac Tamponade

Clinical Investigation Center Plurithematic Tours
2016-2024

Université de Tours
2017-2024

Inserm
2016-2024

Centre Hospitalier Universitaire de Tours
2013-2023

Adaptation Biologique et Vieillissement
2018-2023

Thion Medical (France)
2023

Centre d'Investigation Clinique - Innovation Technologique
2013

Institut de Chimie de Nice
1998

Abstract Purpose To evaluate changes in tumor vascularization parameters based on contrast-enhanced ultrasound (CEUS) quantification criteria of at least one visible liver metastasis as an early predictor non-response to chemotherapy, including bevacizumab for colorectal cancer (CRC) metastases. Materials and Methods This multicenter prospective study included patients who received first-line bevacizumab-based chemotherapy. Tumor enhancement measured using CEUS within relation the...

10.1055/s-0043-122497 article EN Ultraschall in der Medizin - European Journal of Ultrasound 2017-12-12

Contrast-enhanced ultrasound (CEUS) is a non-invasive imaging technique extensively used for blood perfusion of various organs. This modality based on the acoustic detection gas-filled microbubble contrast agents as intravascular flow tracers. Recent efforts aim at quantifying parameters related to enhancement in vascular compartment using time-intensity curve (TIC), and these latter indicators several pathological conditions. However, this quantification mainly hampered by two reasons:...

10.1109/tmi.2017.2743099 article EN IEEE Transactions on Medical Imaging 2017-08-28

Abstract Background Nonalcoholic fatty liver disease (NAFLD) refers to a large spectrum of disorders and is the most common cause metabolic disease. The current gold standard for diagnosing NAFLD biopsy, which can lead severe complications. Purpose Among noninvasive diagnostic options, we chose use FibroScan developed an algorithm applying Voigt rheological model assess viscoelastic properties evaluate its performance diagnosis steatosis. Methods Twenty‐two healthy volunteers 20 patients...

10.1002/mp.15484 article EN cc-by-nc-nd Medical Physics 2022-01-30

High-frequency transient elastography (HF-TE) is a noninvasive technique for assessing shear-wave speed and finally elasticity in thin tissue such as the skin. It has never been validated monitoring fibrotic skin diseases. The purpose was to evaluate potential of HF-TE assess fibrosis patients with chronic venous disorders (CVD). This clinical study enrolled 48 at various stages CVD paired healthy volunteers. Subjects underwent examination an evaluation Rodnan's score. We studied dermis...

10.1055/a-1047-3146 article DE Ultraschall in der Medizin - European Journal of Ultrasound 2020-03-18

Introduction The aim of this study was to evaluate how chest computed tomography (CT) can predict pejorative evolution in COVID-19 patients. Material and methods Data on 349 consecutive patients who underwent a CT either for severe suspected pneumonia or clinical aggravation with were retrospectively analysed. In total, 109 had laboratory-confirmed infection by positive reverse-transcription polymerase chain reaction (RT-PCR) included. main outcomes death the need invasive endotracheal...

10.5114/pjr.2021.104047 article EN Polish Journal of Radiology 2021-02-20

Chest radiography is one of the most frequent x-ray examinations performed on children. Reducing delivered dose always a major task. The objective our study was to determine minimum be while maintaining image quality chest radiographs, using reduction simulation software.We included 60 children who had in 5 groups established according diagnostic reference levels equitably represented by weight ranges. software simulated for each radiograph 6 additional photonic noise images corresponding...

10.1097/rti.0000000000000536 article EN Journal of Thoracic Imaging 2020-05-22
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