1,903 results match your criteria: "Netherlands Cancer Institute - Antoni van Leeuwenhoek hospital[Affiliation]"

This essay draws attention to the prostate-specific antigen (PSA) discovery's lack of Nobel Prize acknowledgement despite its significance for prostate cancer (PCa) clinical practice. The Nobel Prize committee gives more weight to discoveries in basic research than to applications in medicine, which may account for PSA's lack of recognition. The prize has been dominated by the identification of cancer-causing viruses.

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Background: The aim of this study is to investigate the differential stage-dependent outcomes of patients undergoing radical cystectomy (RC) with or without neoadjuvant chemotherapy (NAC).

Methods: We performed a retrospective analysis of 1422 patients with cT2-4N0 MIBC treated with RC, with/without cisplatin-based NAC, from our multicenter cooperation program (treated period: 1992-2021). Patients were stratified according to their pathologic stage at RC.

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When hospitals ask broad consent for the secondary use of patient data for scientific research, it is unknown for which studies the data will be used. We investigated what patients at a cancer hospital consider to be an adequate level and most suitable method of information provision using questionnaires (n = 71) and interviews (n = 24). A part of the respondents indicated that they would feel sufficiently informed by either being notified about potential further use, or by receiving a general brochure before being asked for consent.

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Tumor-educated platelet blood tests for Non-Small Cell Lung Cancer detection and management.

Sci Rep

June 2023

Department of Neurosurgery, Cancer Center Amsterdam, Amsterdam UMC, VU University Medical Center, De Boelelaan 1117, 1081 HV, Amsterdam, The Netherlands.

Liquid biopsy approaches offer a promising technology for early and minimally invasive cancer detection. Tumor-educated platelets (TEPs) have emerged as a promising liquid biopsy biosource for the detection of various cancer types. In this study, we processed and analyzed the TEPs collected from 466 Non-small Cell Lung Carcinoma (NSCLC) patients and 410 asymptomatic individuals (controls) using the previously established thromboSeq protocol.

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Background: Grade of non-muscle-invasive bladder cancer (NMIBC) is an important prognostic factor for progression. Currently, two World Health Organization (WHO) classification systems (WHO1973, categories: grade 1-3, and WHO2004 categories: papillary urothelial neoplasm of low malignant potential [PUNLMP], low-grade [LG], high-grade [HG] carcinoma) are used.

Objective: To ask the European Association of Urology (EAU) and International Society of Urological Pathology (ISUP) members regarding their current practice and preferences of grading systems.

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Introduction: The NABON Breast Cancer Audit showed that more than 70% of the Dutch women undergoing surgery for breast cancer maintained their breast contour by breast-conserving surgery (BCS) or by immediate reconstruction after ablative surgery. The proportion of oncoplastic surgery applied in patients undergoing breast-conserving treatment remains unknown. The aim of our study was to assess the need for standardization of oncoplastic breast-conserving surgery (OPBCS) in an attempt to enable measurement of the quality of OPBCS.

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Aims: To assess the safety and feasibility of hyperthermic intraperitoneal chemotherapy (HIPEC) during cytoreduction surgery (CRS) in advanced high-grade serous ovarian, fallopian tube and peritoneal cancer within an Australian context.

Methods: Data were collected from 25 consecutive patients undergoing CRS and HIPEC from December 2018 to July 2022 at the Peritoneal Malignancy Service at the Mater Hospital Brisbane, Australia. Data collected included demographics, clinical variables, surgical procedures and complications and intra-operative and post-operative indexes of morbidity.

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Article Synopsis
  • The study investigates the effectiveness of various inflammatory serum markers in predicting complications and readmission following radical cystectomy for bladder cancer.
  • The research involved analyzing data from 271 patients who underwent the procedure between 2012 and 2022, utilizing logistic regression for statistical analysis.
  • Key findings included that factors like current smoking, high plasma fibrinogen levels, and preoperative anemia were linked to major complications, while elevated C-reactive protein and fibrinogen levels were associated with higher likelihoods of unplanned 30-day readmissions.
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Objective: In the first part of this phase II study (NCT01164995), the combination of carboplatin and adavosertib (AZD1775) was shown to be safe and effective in patients with TP53 mutated platinum-resistant ovarian cancer (PROC). Here, we present the results of an additional safety and efficacy cohort and explore predictive biomarkers for resistance and response to this combination treatment.

Methods: This is a phase II, open-label, non-randomized study.

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PREDICT validity for prognosis of breast cancer patients with pathogenic BRCA1/2 variants.

NPJ Breast Cancer

May 2023

Department of Obstetrics and Gynecology, Helsinki University Hospital, University of Helsinki, Helsinki, Finland.

Article Synopsis
  • A study evaluated the PREDICT v 2.2 tool for predicting the prognosis of breast cancer in patients with BRCA1 and BRCA2 gene variants, using data from over 5,400 carriers across two major cancer research consortia.
  • The PREDICT model showed reasonable effectiveness in distinguishing high-mortality groups for estrogen receptor (ER)-negative breast cancer in BRCA1 carriers, while for BRCA2 carriers, its accuracy was lower and fluctuated based on tumor characteristics.
  • The findings suggest that while PREDICT can aid in management of breast cancer patients, adjustments for BRCA2 status and tumor features are necessary to improve prognosis estimates, particularly for ER-positive cases.
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Background: CHEK2 c.1100delC was the first moderate-risk breast cancer (BC) susceptibility allele discovered. Despite several genomic, transcriptomic and functional studies, however, it is still unclear how exactly CHEK2 c.

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Introduction: In CheckMate 227 Part 1, nivolumab plus ipilimumab prolonged overall survival (OS) versus chemotherapy in patients with metastatic NSCLC, regardless of tumor programmed death-ligand 1 (PD-L1) expression. Here, we report post hoc exploratory systemic and intracranial efficacy outcomes and safety by baseline brain metastasis status at 5 years' minimum follow-up.

Methods: Treatment-naive adults with stage IV or recurrent NSCLC without EGFR or ALK alterations, including asymptomatic patients with treated brain metastases, were enrolled.

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Background: The spice curcumin is supposed to have many different beneficial health effects. To understand the complete pharmacokinetics of curcumin we need an analytical method to determine curcumin and its metabolites in human plasma, urine or feces. We have developed an HPLC-MS/MS method for the simultaneous analysis of curcumin, demethoxycurcumin, bisdemethoxycurcumin, tetrahydrocurcumin and piperine in human plasma, urine or feces.

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Background And Objectives: Age might influence the choice of surgical approach, type of urinary diversion (UD) and lymph node dissection (LND) in patients candidate to radical cystectomy (RC) for urothelial bladder cancer (UBC). Similarly, age may enhance surgical morbidity and worsen perioperative outcomes. We tested the impact of age (octogenarian vs.

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Background: Head-to-head comparisons between ileal conduit (IC) and orthotopic neobladder (ONB) in terms of peri- and postoperative outcomes and complications, in the specific setting of robot-assisted radical cystectomy (RARC), are not available.

Objective: To address the impact of the type of urinary diversion (UD, IC vs ONB) on RARC morbidity, as well as operative time (OT), length of stay (LOS), and readmissions.

Design Setting And Participants: Urothelial bladder cancer patients treated with RARC at nine high-volume European institutions between 2008 and 2020 were identified.

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Purpose: Supervised exercise is a potentially promising supportive care intervention for people with metastatic breast cancer (MBC), but research on the patients' perspective is limited. The aim of the current focus group study was to gain an in-depth understanding of MBC patients' perceived barriers, facilitators, and preferences for supervised exercise programs.

Methods: Eleven online focus groups with, in total, 44 MBC patients were conducted in four European countries (Germany, Poland, Spain, Sweden).

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The precursor lesions of vulvar squamous cell carcinoma (VSCC) include human papillomavirus (HPV)-associated and HPV-independent squamous neoplasia with a varying cancer risk. Our study aimed to validate the accuracy of previously identified DNA methylation markers for detection of such high-grade vulvar intraepithelial neoplasia (VIN). A large clinical series of 751 vulvar lesions, originally diagnosed as high-grade VIN, were reassessed and categorized into HPV-associated or HPV-independent vulvar disease categories.

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Article Synopsis
  • This study aimed to compare the effectiveness of a hybrid tracer (ICG-Tc-nanocolloid) versus sequential tracers (Tc-nanocolloid and free-ICG) in detecting cancerous lymph nodes during prostate cancer surgery.
  • It involved prostate cancer patients with a significant risk of lymphatic involvement, who were randomly assigned to receive either the hybrid or sequential tracer before surgery.
  • Results showed similar total numbers of removed lymph nodes between both groups, but the hybrid group retrieved fewer fluorescence nodes, and there was no significant difference in the number of tumor-positive lymph nodes detected.
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Duty to recontact in genomic cancer care: A tool helping to assess the professional's responsibility.

Eur J Cancer

June 2023

Department of Psychosocial Research and Epidemiology, Netherlands Cancer Institute - Antoni van Leeuwenhoek Hospital, Amsterdam, the Netherlands; Department of Health Technology and Services Research, University Twente, Enschede, the Netherlands.

Tumour DNA and germline testing, based on DNA-wide sequencing analysis, are becoming more and more routine in clinical-oncology practice. A promising step in medicine, but at the same time leading to challenging ethicolegal questions. An important one is under what conditions individuals (patients and their relatives, research participants) should be recontacted with new information, even if many years have passed since the last contact.

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Retzius-sparing robot-assisted radical prostatectomy after previous trans-urethral resection of the prostate: Assessment of functional and oncological outcomes.

Eur J Surg Oncol

August 2023

Department of Urology, ASST Grande Ospedale Metropolitano Niguarda, Milan, Italy; Department of Urology, Netherlands Cancer Institute-Antoni Van Leeuwenhoek Hospital, Amsterdam, the Netherlands; Interventional Molecular Imaging Laboratory, Department of Radiology, Leiden University Medical Center, Leiden, the Netherlands.

Background: no data exist concerning functional and oncological outcomes of Retzius-sparing robot-assisted radical prostatectomy (RS-RARP), in patients previously treated with trans-urethral resection of the prostate (p-TURP), for benign prostate obstruction. Our study addressed the impact of p-TURP on immediate and 12-months urinary continence recovery (UCR), as well as peri-operative outcomes and surgical margins, after RS-RARP.

Methods: all patients treated with RS-RARP for prostate cancer at a single high-volume European institution, between 2010 and 2021, were identified and stratified according to p-TURP status.

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Introduction: Sexual function can be negatively influenced by adverse drug reactions (ADRs) potentially caused by >300 drugs. These sexual ADRs (sADRs) can lead to low adherence and decreased quality of life. Physicians are known to barely discuss sexual function.

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