3,604 Hits in 7.3 sec

Dynamic Contrast-Enhanced MRI for Preoperative Identification of Localised Prostate Cancer

Arnauld Villers, Philippe Puech, Xavier Leroy, Jacques Biserte, Jean-Christophe Fantoni, Laurent Lemaitre
2007 European urology. Supplement  
Results: DCE-MRI with a PPA is superior to T2-weighted sequences for the detection and depiction of intraprostatic prostate cancer.  ...  Abstract Objectives: To assess the value of pelvic-phased array (PPA) dynamic contrast-enhanced magnetic resonance imaging (DCE-MRI) in predicting intraprostatic tumour location and volume for clinically  ...  Forty-four prostate cancers were detected by biopsy in a series of 83 patients who had prebiopsy diffusion-weighted imaging and dynamic MRI in combination with T2-weighted imaging.  ... 
doi:10.1016/j.eursup.2007.01.024 fatcat:vlp2usxldvhvdayjsuabcjqwau

Multiparametric 3T endorectal mri after external beam radiation therapy for prostate cancer

Antonio C. Westphalen, Galen D. Reed, Phillip P. Vinh, Christopher Sotto, Daniel B. Vigneron, John Kurhanewicz
2012 Journal of Magnetic Resonance Imaging  
Purpose-To determine the best combination of magnetic resonance (MR) imaging parameters for the detection of locally recurrent prostate cancer after external beam radiation therapy.  ...  Conclusion-In conclusion, incorporation of MRSI to T2-weighted and/or diffusion-weighted MR imaging significantly improves the assessment of patients with suspected recurrence after radiotherapy and a  ...  Acknowledgments These are career development awards without any direct role in design and conduct of the study; collection, management, analysis, and interpretation of the data; and preparation, review  ... 
doi:10.1002/jmri.23672 pmid:22535708 pmcid:PMC3565567 fatcat:omnw6qly3zb27bfdyfukqiuina

A systematic review on multiparametric MR imaging in prostate cancer detection

Roberta Fusco, Mario Sansone, Vincenza Granata, Sergio Venanzio Setola, Antonella Petrillo
2017 Infectious Agents and Cancer  
), Diffusion Weighted Imaging (DWI) and Magnetic Resonance Spectroscopic Imaging (MRSI), give an added value in the prostate cancer localization and local staging.  ...  No studies were excluded from the analysis based on the quality assessment.  ...  Acknowledgements The authors are grateful to Alessandra Trocino, librarian at the National Cancer Institute of Naples, Italy.  ... 
doi:10.1186/s13027-017-0168-z pmid:29093748 pmcid:PMC5663098 fatcat:quuwahzcrzcsbfzhihkclhivhq


Rupak Bhuyan, Prabhu B J, Dibyajyoti Nath, Siva Dutta, Dinanath Chavan, Malabika Goswami, Alagiri K
2015 Journal of Evolution of Medical and Dental Sciences  
This difference can be detected by magnetic resonance spectroscopic imaging (MRSI).  ...  Recent evidence suggests that multi-parametric MRI could improve the accuracy of diagnostic assessment in prostate cancer.  ...  To evaluate the accuracy of Magnetic Resonance Imaging and Magnetic Resonance Spectroscopic imaging by pelvic phased array coil in the detection of prostatic carcinoma in men with elevated PSA levels in  ... 
doi:10.14260/jemds/2015/1877 fatcat:clo3y4jqhnc7dflguvjwetlmg4

Improving the Diagnosis of Clinically Significant Prostate Cancer with Magnetic Resonance Imaging

Pieter De Visschere
2018 Journal of the Belgian Society of Radiology  
Multiparametric magnetic resonance imaging for the detection and localization of prostate cancer: combination of T2-weighted, dynamic contrast-enhanced and diffusion-weighted imaging.  ...  Introduction Magnetic resonance imaging (MRI) is being used increasingly in the diagnosis of prostate cancer (PC).  ...  Competing Interests The author has no competing interests to declare.  ... 
doi:10.5334/jbsr.1438 fatcat:7r34canhxvd7tok7ls7epp6z2y

Magnetic resonance imaging in active surveillance—a modern approach

Francesco Giganti, Caroline M. Moore
2018 Translational Andrology and Urology  
A number of studies have investigated the role of multiparametric magnetic resonance imaging (mpMRI) in this setting.  ...  The search terms used were (prostate cancer or prostate adenocarcinoma or prostatic carcinoma or prostate carcinoma or prostatic adenocarcinoma) and (MRI or NMR or magnetic resonance imaging or mpMRI or  ...  Footnote Conflicts of Interest: The authors have no conflicts of interest to declare.  ... 
doi:10.21037/tau.2017.12.23 pmid:29594026 pmcid:PMC5861284 fatcat:jtzxsl3s4jfa5azomqafwhicni

Understanding PI-QUAL for prostate MRI quality: a practical primer for radiologists

Francesco Giganti, Alex Kirkham, Veeru Kasivisvanathan, Marianthi-Vasiliki Papoutsaki, Shonit Punwani, Mark Emberton, Caroline M Moore, Clare Allen
2021 Insights into Imaging  
Prostate magnetic resonance imaging (MRI) of high diagnostic quality is a key determinant for either detection or exclusion of prostate cancer.  ...  The purpose of this educational review is to provide a practical guide to assess the quality of prostate MRI using PI-QUAL and to familiarise the radiologist and all those involved in prostate MRI with  ...  Increasing pixel size from (a) to (b) reduces the image resolution Fig. 3 3 Axial (a), coronal (b) and sagittal (c) T2-weighted magnetic resonance imaging acquisitions of the same patient.  ... 
doi:10.1186/s13244-021-00996-6 pmid:33932167 fatcat:vlpljsu6gfbrfmvuhvoxnsv5zm

Image-Guided Prostate Biopsy Using Magnetic Resonance Imaging–Derived Targets: A Systematic Review

Caroline M. Moore, Nicola L. Robertson, Nasr Arsanious, Thomas Middleton, Arnauld Villers, Laurence Klotz, Samir S. Taneja, Mark Emberton
2013 European Urology  
Context: Technical improvements in prostate magnetic resonance imaging (MRI) have resulted in the use of MRI to target prostate biopsies.  ...  Evidence acquisition: The PubMed, Embase, and Cochrane databases were searched from inception until December 3, 2011, using the search criteria 'prostate OR prostate cancer' AND 'magnetic resonance imaging  ...  Conduct of magnetic resonance imaging and magnetic resonance imaging-targeted biopsy All studies used anatomic imaging (T1-or T2-weighted imaging) to assess the prostate (Table 1) [9, 10, 12, [14]  ... 
doi:10.1016/j.eururo.2012.06.004 pmid:22743165 fatcat:gzbqzj4mqrft7kdzbz2uinzwtq

Multiparametric magnetic resonance imaging of the prostate—a basic tutorial

Miguel C. Cabarrus, Antonio C. Westphalen
2017 Translational Andrology and Urology  
Advances in multiparametric magnetic resonance imaging (mpMRI) have allowed more accurate detection, localization, and staging as well as aiding in the role of active surveillance (AS).  ...  Imaging has played a role in diagnosis of prostate cancer, primarily through systemic transrectal ultrasound (TRUS) guided biopsy.  ...  Footnote Conflicts of Interest: 3D Biopsy, Scientific Advisory Board; and Verily Life Sciences, research grant (to AC Westphalen). MC Cabarrus has no conflicts of interest to declare.  ... 
doi:10.21037/tau.2017.01.06 pmid:28725579 pmcid:PMC5503950 fatcat:uuus5ycsyvbwfngxusboqrybui

Inter-reader agreement of the PI-QUAL score for prostate MRI quality in the NeuroSAFE PROOF trial

Francesco Giganti, Eoin Dinneen, Veeru Kasivisvanathan, Aiman Haider, Alex Freeman, Alex Kirkham, Shonit Punwani, Mark Emberton, Greg Shaw, Caroline M. Moore, Clare Allen
2021 European Radiology  
Objectives The Prostate Imaging Quality (PI-QUAL) score assesses the quality of multiparametric MRI (mpMRI).  ...  The agreement in terms of diagnostic quality for each single sequence was highest for T2-weighted imaging (92/103 scans; 89%), followed by dynamic contrast-enhanced sequences (91/103; 88%) and diffusion-weighted  ...  multiparametric magnetic resonance imaging.  ... 
doi:10.1007/s00330-021-08169-1 pmid:34327583 pmcid:PMC8794934 fatcat:3qycgygt25fwnjbqytawtvnlge

Clinical utility of combined T2-weighted imaging and T2-mapping in the detection of prostate cancer: a multi-observer study

Chau Hung Lee, Matthias Taupitz, Patrick Asbach, Julian Lenk, Matthias Haas
2020 Quantitative Imaging in Medicine and Surgery  
Forty patients underwent multiparametric magnetic resonance imaging (mpMRI) and T2-mapping of the prostate.  ...  To evaluate the clinical utility of combined T2-weighted imaging and T2-mapping for the detection of prostate cancer.  ...  Acknowledgments We acknowledge support from the German Research Foundation (DFG) and the Open Access Publication Funds of Charité-Universitätsmedizin Berlin.  ... 
doi:10.21037/qims-20-222 pmid:32879859 pmcid:PMC7417765 fatcat:kbb4p5txynbyhkqogwegbbd4ey

To Determine the Diagnostic Accuracy of Magnetic Resonance Spectroscopy (MRS) In Detection of Prostate Cancer in Patients with Prostatomegaly and Elevated PSA Levels, Taking Biopsy as Gold Standard

Dr. Rafay Gul, Dr. Hina Pathan, Dr. Jaideep Darira, Dr. Kashif Shazlee, Dr. Ashraf Amir Ali, Dr. Sara Zafar
2022 International Journal of Innovative Research in Medical Science  
Objective: To determine the diagnostic accuracy of magnetic resonance spectroscopy(MRS) in detection of prostatic cancer in patients with prostatomegaly and elevated PSA levels, taking biopsy as gold standard  ...  Methods: High risk patients for prostatic carcinoma and patients meeting inclusion criteria were referred to the radiology department of Dr, Zia Uddin hospital for MRI pelvis.  ...  Acknowledgment We would like to thanks our patients without whom this study would not have had completed.  ... 
doi:10.23958/ijirms/vol07-i02/1337 fatcat:m5ggobyisjcajl2hfabbimnazi

Abnormal findings on multiparametric prostate magnetic resonance imaging predict subsequent biopsy upgrade in patients with low risk prostate cancer managed with active surveillance

Robert R. Flavell, Antonio C. Westphalen, Carmin Liang, Christopher C. Sotto, Susan M. Noworolski, Daniel B. Vigneron, Zhen J. Wang, John Kurhanewicz
2014 Abdominal Imaging  
Purpose-To determine the ability of multiparametric MR imaging to predict disease progression in patients with prostate cancer managed by active surveillance.  ...  Results-The Cox model that incorporated T2-weighted MR imaging, DWI, and MRSI showed that only T2-weighted MR imaging and DWI are independent predictors of biopsy upgrade (T2; HR = 2.46; 95% CI 1.36-4.46  ...  C Numbers in parenthesis are percentages MR magnetic resonance, HR hazard ratio, P P value, CI confidence interval, T2 T2-weighted magnetic resonance imaging, DWI diffusion-weighted magnetic resonance  ... 
doi:10.1007/s00261-014-0136-7 pmid:24740760 pmcid:PMC4169752 fatcat:undo5cki7rggdkpe2g7aocd3mm

Magnetic Resonance Imaging of the Prostate in the PI-RADS Era [chapter]

Bernd Hamm, Patrick Asbach
2018 IDKD Springer Series  
Over the past years, continuing technical innovation in combination with a broad research activity has resulted in a high diagnostic accuracy of magnetic resonance imaging (MRI) of the prostate.  ...  PI-RADS is currently not applicable to assess treatment response in prostate cancer patients.  ...  3 5 4 4 Any Any 4 5 Any Any 5 Magnetic Resonance Imaging of the Prostate in the PI-RADS Era Magnetic Resonance Imaging of the Prostate in the PI-RADS Era Magnetic Resonance  ... 
doi:10.1007/978-3-319-75019-4_11 fatcat:k5cbssazorgzjkjghvr7wxrdpm

Functional Magnetic Resonance Imaging in the Diagnosis of Locally Recurrent Prostate Cancer: Are All Pulse Sequences Helpful?

Xiao-Li Liao, Jun-Bao Wei, Yong-Qiang Li, Jian-Hong Zhong, Cheng-Cheng Liao, Chang-Yuan Wei
2018 Korean Journal of Radiology  
Objective: To perform a meta-analysis to quantitatively assess functional magnetic resonance imaging (MRI) in the diagnosis of locally recurrent prostate cancer.  ...  The Z test was used to determine whether adding functional MRI to T2-weighted imaging (T2WI) results in significantly increased diagnostic sensitivity and specificity.  ...  , 1 H-MRS = 1 H-magnetic resonance spectroscopy, T2WI = T2-weighted imaging Korean J Radiol 19(6), Nov/Dec 2018 MRI Sequence No. of Studies Sensitivity* Specificity* Likelihood Ratio (95% CI) AUC  ... 
doi:10.3348/kjr.2018.19.6.1110 fatcat:utivun7lk5ehxj24f3ezqcuasy
« Previous Showing results 1 — 15 out of 3,604 results