Marloes van der Leest

ORCID: 0000-0002-2885-4775
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Research Areas
  • Prostate Cancer Diagnosis and Treatment
  • Prostate Cancer Treatment and Research
  • Urologic and reproductive health conditions
  • MRI in cancer diagnosis
  • Breast Lesions and Carcinomas
  • Radiomics and Machine Learning in Medical Imaging
  • Breast Cancer Treatment Studies
  • AI in cancer detection
  • Radiopharmaceutical Chemistry and Applications
  • Hernia repair and management
  • Molecular Biology Techniques and Applications
  • Pelvic floor disorders treatments
  • Bladder and Urothelial Cancer Treatments
  • Environmental Impact and Sustainability
  • Digital Radiography and Breast Imaging
  • Radiation Therapy and Dosimetry
  • Peptidase Inhibition and Analysis
  • Cancer Treatment and Pharmacology
  • Cardiac Imaging and Diagnostics
  • Genital Health and Disease
  • Environmental Policies and Emissions
  • Diverticular Disease and Complications
  • Colorectal Cancer Screening and Detection
  • Pelvic and Acetabular Injuries
  • Cancer Genomics and Diagnostics

Radboud University Nijmegen
2007-2024

Radboud University Medical Center
2016-2024

Robert Bosch (Netherlands)
2018

Nieuwegein Fonds
2018

University Medical Center
2016

Zero to Three
2007

Maastricht University
2007

Catharina Ziekenhuis
2007

Instituut Verbeeten
2007

Eindhoven Cancer Registry
2007

There is growing interest to implement multiparametric magnetic resonance imaging (mpMRI) and MR-guided biopsy (MRGB) for biopsy-naïve men with suspected prostate cancer.Primary objective was compare evaluate an MRI pathway a transrectal ultrasound-guided (TRUSGB) in prostate-specific antigen levels of ≥3ng/ml.A prospective, multicenter, powered, comparative effectiveness study included 626 patients (from February 2015 2018).All underwent prebiopsy mpMRI followed by systematic TRUSGB. Men...

10.1016/j.eururo.2018.11.023 article EN cc-by-nc-nd European Urology 2018-11-24

To make magnetic resonance imaging (MRI) more accessible to men at risk of high-grade prostate cancer (PCa), there is a need for quicker, simpler, and less costly MRI protocols. compare the diagnostic performance monoplanar ("fast" biparametric [bp-MRI]) triplanar noncontrast bp-MRI with that current contrast-enhanced multiparametric (mp-MRI) in detection PCa biopsy-naïve men. A prospective, multireader, head-to-head study included 626 men, between February 2015 2018. Men underwent prebiopsy...

10.1016/j.eururo.2019.05.029 article EN cc-by-nc-nd European Urology 2019-06-02

There is large variability among radiologists in their detection of clinically significant (cs) prostate cancer (PCa) on multiparametric magnetic resonance imaging (mpMRI).To reduce the interpretation and achieve optimal accuracy assessing mpMRI.How mpMRI can be optimized demonstrated here. Whereas part 1 "surgery-in-motion" paper focused acquisition, this shows correlation between (ab)normal anatomical structures image characteristics mpMRI, how standardized according to Prostate Imaging...

10.1016/j.eururo.2019.10.024 article EN cc-by-nc-nd European Urology 2019-11-23

Abstract Objectives To assess the diagnostic performance of 3D automated breast ultrasound (3D-ABUS) in cancer screening a clinical setting. Materials and methods All patients who had 3D-ABUS between January 2014 2022 for were included this retrospective study. The images reported by 1 6 radiologists based on Breast Imaging Reporting Data Systems (BI-RADS). was reviewed together with digital tomosynthesis (DBT). Recall rate, biopsy positive predictive value (PPV) detection yield calculated....

10.1007/s00330-023-10568-5 article EN cc-by European Radiology 2024-01-19

To compare clinically significant prostate cancer (csPCa) detection rates between magnetic resonance imaging (MRI)–transrectal ultrasound (TRUS) fusion-guided biopsy (FGB) and direct in-bore MRI-guided (MRGB). We performed a comparison of csPCa FGB MRGB. Included patients had (1) at least one prior negative TRUS biopsy; (2) Prostate Imaging Reporting Data System (PI-RADS) 4 or 5 lesion (3) size ≥8 mm measured in direction. considered Gleason score ≥7 being csPCa. Descriptive statistics with...

10.1007/s00345-017-2085-6 article EN cc-by World Journal of Urology 2017-09-04

To determine the proportion of men avoiding biopsy because negative multiparametric magnetic resonance imaging (mpMRI) findings in a prostate MRI expert centre, and to assess number clinically significant cancers (csPCa) detected during follow-up.Retrospective study 4259 consecutive having mpMRI between January 2012 December 2017, with either history previous transrectal ultrasonography-guided or naïve. Patients underwent referral centre. Lesions were classified according Prostate Imaging...

10.1111/bju.14853 article EN BJU International 2019-06-25

Abstract BACKGROUND. The objectives of this study were to the probability local control after breast‐conserving therapy (BCT) in a large population patients with early‐stage breast cancer aged ≤40 years and determine which factors had prognostic value. METHODS. All (n = 758) clinical stage I or II who underwent BCT general hospitals southern part Netherlands between 1988 2002 selected for current analysis. included excision tumor followed by irradiation breast. Of 758 patients, 329 (43%)...

10.1002/cncr.22639 article EN Cancer 2007-03-29

Abstract Aim This study compared the diagnostic capabilities of dynamic magnetic resonance defaecography (D‐ MRI ) with conventional ( CD , reference standard) in patients symptoms prolapse posterior compartment pelvic floor. Method Forty‐five consecutive underwent and D‐ . Outcome measures were presence or absence rectocele, enterocele, intussusception, rectal descent anorectal junction on straining, measured millimetres. Cohen's Kappa, sensitivity, specificity, positive predictive value...

10.1111/codi.13563 article EN Colorectal Disease 2016-11-21

Abstract 68 Ga-PSMA PET/CT is an imaging technique used in staging and detection of prostate cancer. However, enhanced uptake on scan has also been ascribed to other malignant benign lesions. We report a case 56-year-old man with treated carcinoma who had for restaging. uptakes the prostatic bed multiple subcutaneous lesions were seen. Histopathology lesion revealed angiolipoma. It important be aware existence growing amount reports unrelated

10.1097/rlu.0000000000002236 article EN Clinical Nuclear Medicine 2018-08-29

To assess the outcomes of pre-biopsy magnetic resonance imaging (MRI) pathways, as a tool in biopsy-naïve men with suspicion prostate cancer, routine clinical practice. Secondary included comparison transrectal MRI-directed biopsy (TR-MRDB) and transperineal (TP)-MRDB suspicious MRI.We retrospectively assessed two-centre cohort consecutive cancer who underwent Prostate Imaging-Reporting Data System version 2 (PI-RADS v2) compliant MRI single, high-volume centre between 2015 2019 (Centre 1)....

10.1111/bju.15562 article EN cc-by-nc BJU International 2021-08-06

Abstract Objectives Vacuum-assisted biopsy (VAB) of the breast seems unsuitable for rapid processing due to large size. We tested microwave-based acceleration. Methods As a proof-of-principle study, 9-gauge VAB specimens were taken from eight mastectomy specimens. Forty-two processed. Quality H&E was evaluated in 84 slides, and estrogen receptor (ER), progesterone (PR), E-cadherin, human epidermal growth factor 2 (HER2) stains six slides. Preoperative used as control. Results Diagnostic...

10.1093/ajcp/aqz111 article EN cc-by-nc American Journal of Clinical Pathology 2019-06-27

You have accessJournal of UrologyProstate Cancer: Detection & Screening II1 Apr 2018PD23-03 THE FUTURE TRIAL; A RCT ON MRI TARGETED PROSTATE BIOPSY. COMPARISON OF AND SYSTEMATIC BIOPSY OUTCOMES. Leonie Exterkate, Olivier Wegelin, Harm van Melick, Jelle Barentsz, Marloes der Leest, Alain Kummer, Willem Vreuls, Peter de Bruin, Ruud Bosch, and Rik Somford ExterkateLeonie Exterkate More articles by this author , WegelinOlivier Wegelin MelickHarm Melick BarentszJelle Barentsz LeestMarloes Leest...

10.1016/j.juro.2018.02.1184 article EN The Journal of Urology 2018-04-01

Ziel/Aim Prostate mpMRI is an effective tool to discriminate between healthy and malignant prostate tissue. However, due the high rate of equivocal lesions false-positive findings, has room for improvement. This could be provided by PSMA PET. In this setting, [18F]PSMA-1007 particular interest low renal excretion. The present study aimed investigate role PET/CT following aid in detection local tumors.

10.1055/s-0043-1766143 article EN Nuklearmedizin - NuclearMedicine 2023-03-30

Approximately 5% of women diagnosed as having invasive breast cancer are less than 40 years age. At present, breast-conserving therapy (BCT) is generally accepted an alternative to mastectomy for treating early-stage disease; it reportedly enhances body image and sexual functioning. In many studies, however, young have the highest risk developing locally recurrent disease following BCT. This study examined prognostic factors in achieving local control 758 aged younger who underwent BCT stage...

10.1097/01.ogx.0000275307.88650.64 article EN Obstetrical & Gynecological Survey 2007-07-16
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