2,960 results match your criteria: "Antoni Van Leeuwenhoek Hospital[Affiliation]"

DNA Methylation and p53 Immunohistochemistry as Prognostic Biomarkers for Vulvar Lichen Sclerosus.

Mod Pathol

September 2024

Amsterdam UMC location Vrije Universiteit Amsterdam, Pathology, Amsterdam, The Netherlands; Cancer Center Amsterdam, Imaging and Biomarkers, Amsterdam, The Netherlands. Electronic address:

Vulvar lichen sclerosus (LS) is an inflammatory dermatosis that can progress to human papillomavirus (HPV)-independent vulvar intraepithelial neoplasia (HPVi VIN) and vulvar squamous cell carcinoma (VSCC). Although LS has a much lower cancer risk compared with HPVi VIN (5% vs 50%, respectively), its incidence is significantly higher. Therefore, there is a clinical need to identify LS patients with an increased cancer risk.

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Evaluation of Anti-Glycopeptidolipid-Core Immunoglobulin A Antibody Detection for the Diagnosis of Nontuberculous Mycobacterial Cervicofacial Lymphadenitis.

Pediatr Infect Dis J

November 2024

From the Department of Oral and Maxillofacial Surgery, Amsterdam University Medical Center (UMC) and Academic Centre for Dentistry Amsterdam, University of Amsterdam, Amsterdam, the Netherlands.

A multicenter cross-sectional diagnostic study was carried out including 45 children with nontuberculous mycobacterial cervicofacial lymphadenitis and controls. The tested immunoassay, detecting M. avium- specific anti-glycopeptidolipid-core immunoglobulin A antibodies, had inadequate diagnostic performance in the studied population and seems to be of no additional value in detecting cases of nontuberculous mycobacterial cervicofacial lymphadenitis.

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Retzius sparing robot-assisted radical prostatectomy: optimizing functional results.

World J Urol

June 2024

Department of Urology, ASST Grande Ospedale Metropolitano Niguarda, Milan, Italy.

Purpose: The aim of this study is to critically evaluate the existing body of evidence regarding the efficacy of Retzius-sparing radical prostatectomy (RS-RARP) in achieving improved functional outcomes. Moreover, we explored possible strategies to further optimize functional outcomes.

Methods: Following PRISMA guidelines, a systematic review (PROSPERO ID CRD42024539915) was performed on 9th September 2023 on PubMed, Scopus, and Web of Science.

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Lessons learned in application driven imaging agent design for image-guided surgery.

Eur J Nucl Med Mol Imaging

August 2024

Translational Radiopharmaceutical Sciences, Department of Nuclear Medicine and Department of Oncology, Centre Hospitalier Universitaire Vaudois (CHUV), University of Lausanne, Rue du Bugnon 25A, Agora, Lausanne, CH-1011, Switzerland.

To meet the growing demand for intraoperative molecular imaging, the development of compatible imaging agents plays a crucial role. Given the unique requirements of surgical applications compared to diagnostics and therapy, maximizing translational potential necessitates distinctive imaging agent designs. For effective surgical guidance, exogenous signatures are essential and are achievable through a diverse range of imaging labels such as (radio)isotopes, fluorescent dyes, or combinations thereof.

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Introduction: Severe immune-related adverse events (irAEs) due to immune checkpoint inhibitors (ICIs) can lead to admission to the intensive care unit (ICU). In this retrospective study, we determined the incidence, treatment patterns and survival outcomes of this patient population at a comprehensive cancer center.

Methods: All patients admitted to the ICU due to irAEs from ICI treatment between January 2015 and July 2022 were included.

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EVEREST: Attempting the Summit with Adjuvant Everolimus To Treat High-risk Renal Cell Carcinoma After Surgery.

Eur Urol

September 2024

The Royal Free London NHS Foundation Trust, London, UK; UCL Division of Surgery and Interventional Science, University College London, London, UK; Department of Urology, The Netherlands Cancer Institute, Antoni van Leeuwenhoek Hospital, Amsterdam, The Netherlands.

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Introduction: Persistent air leak (PAL) is associated with prolonged hospitalization, high morbidity and increased treatment costs. Conservative treatment consists of observation, chest tube drainage, and pleurodesis. Guidelines recommend surgical evaluation if air leak does not respond after 3-5 days.

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Validation of the BOADICEA model in a prospective cohort of pathogenic variant carriers.

J Med Genet

July 2024

Centre for Cancer Genetic Epidemiology, Department of Public Health and Primary Care, University of Cambridge, Strangeways Research Laboratory, Cambridge, UK.

Article Synopsis
  • The study checked how well the BOADICEA model predicts breast cancer risk for people who carry certain gene changes (called pathogenic variants).
  • They looked at information from a group of over 1,600 participants and found that the model worked really well, especially when considering family history and other risk factors.
  • The results can help doctors and patients make better choices about cancer management, and the model can be accessed for free on the CanRisk website.
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Exploring global barriers to optimal ovarian cancer care: thematic analysis.

Int J Gynecol Cancer

September 2024

Gynecologic Oncology, Texas Oncology Houston Memorial City, Shenandoah, Texas, USA.

Objective: To explore the barriers to ovarian cancer care, as reported in the open ended responses of a global expert opinion survey, highlighting areas for improvement in global ovarian cancer care. Potential solutions to overcome these barriers are proposed.

Methods: Data from the expert opinion survey, designed to assess the organization of ovarian cancer care worldwide, were analyzed.

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Article Synopsis
  • Most tools for identifying cancer driver genes were designed for whole-exome sequencing, but targeted sequencing is cheaper and provides more detailed data for specific genes.
  • This study tested seven popular driver gene identification tools using targeted sequencing data and found that how these tools account for mutation rates significantly influences their accuracy.
  • The researchers recommend using OncodriveFML, OncodriveCLUSTL, 20/20+, dNdSCv, and ActiveDriver for targeted sequencing, while advising against MutSigCV and DriverML in this context.
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Article Synopsis
  • Deterioration of kidney function can lead to higher mortality rates, and it's unclear how different surgical options (partial nephrectomy [PN] vs. radical nephrectomy [RN]) for large renal masses impact long-term kidney health.
  • A study analyzing data from 23 institutions showed that patients undergoing PN experienced significantly lower rates of acute kidney injury (AKI) and better recovery of kidney function at one year compared to those undergoing RN.
  • The findings suggest that avoiding RN, when possible, is beneficial for preserving kidney function and reducing the risk of serious complications related to kidney health after surgery.
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Purpose: Our study aimed to assess the oncological outcomes of sentinel node dissection during radical prostatectomy according to nodal location in comparison to extended pelvic lymph node dissection.

Materials And Methods: Prospectively collected data of clinically node-negative patients who underwent prostatectomy and extended lymph node dissection with or without sentinel node from January 2013 to January 2023 were retrospectively analyzed. The primary end point was to assess oncological outcomes on the whole population.

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Mutations are abundantly present in tissues of healthy individuals, including the breast epithelium. Yet it remains unknown whether mutant cells directly induce lesion formation or first spread, leading to a field of mutant cells that is predisposed towards lesion formation. To study the clonal and spatial relationships between morphologically normal breast epithelium adjacent to pre-cancerous lesions, we developed a three-dimensional (3D) imaging pipeline combined with spatially resolved genomics on archival, formalin-fixed breast tissue with the non-obligate breast cancer precursor ductal carcinoma in situ (DCIS).

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Insulin overdose with fatal outcome?: Two forensic cases.

Toxicol Rep

June 2024

Department of Clinical Pharmacy, OLVG Hospital, Amsterdam, the Netherlands.

Intentional overdose with insulin preparations is rare. However, fatal consequences due to severe hypoglycemia could occur. Postmortem toxicology screening of insulin is a challenge, given the chemical characteristics of this protein and the difficulty of distinguishing between endogenous and exogenous insulin in blood.

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The Cohort Study of Mobile Phone Use and Health (COSMOS) has repeatedly collected self-reported and operator-recorded data on mobile phone use. Assessing health effects using self-reported information is prone to measurement error, but operator data were available prospectively for only part of the study population and did not cover past mobile phone use. To optimize the available data and reduce bias, we evaluated different statistical approaches for constructing mobile phone exposure histories within COSMOS.

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The incidence of gastric cancer (GC) is expected to increase to 1.77 million cases by 2040. To improve treatment outcomes, GC patients are increasingly treated with neoadjuvant chemotherapy (NAC) prior to curative-intent resection.

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Background: In a subset of patients with oligorecurrent prostate cancer (PCa), salvage surgery with prostate-specific membrane antigen (PSMA) radioguided surgery (PSMA-RGS) seems to be of value.

Objective: To evaluate whether a lower level of postoperative prostate-specific antigen (PSA; <0.1 ng/ml) is predictive of therapy-free survival (TFS) following salvage PSMA-RGS.

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Introduction: Post-kala-azar dermal leishmaniasis (PKDL) arises as a dermal complication following a visceral leishmaniasis (VL) infection. Current treatment options for PKDL are unsatisfactory, and there is a knowledge gap regarding the distribution of antileishmanial compounds within human skin. The present study investigated the skin distribution of miltefosine in PKDL patients, with the aim to improve the understanding of the pharmacokinetics at the skin target site in PKDL.

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Background: Guidelines recommend to include exercise and dietary advice in standard care for patients with cancer, based on evidence primarily derived from patients with breast cancer. Its applicability to patients with ovarian cancer is uncertain due to differences in patient characteristics and treatments. The PADOVA trial examined the effectiveness of a combined exercise and dietary intervention on fat-free mass (FFM), physical functioning, and fatigue.

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Estrogen Receptor 1 (ESR1; also known as ERα, encoded by gene) is the main driver and prime drug target in luminal breast cancer. ESR1 chromatin binding is extensively studied in cell lines and a limited number of human tumors, using consensi of peaks shared among samples. However, little is known about inter-tumor heterogeneity of ESR1 chromatin action, along with its biological implications.

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Adherence to low-dose methotrexate in children with juvenile idiopathic arthritis using a sensitive methotrexate assay.

Pediatr Rheumatol Online J

May 2024

Department of Pediatric Rheumatology and Immunology, Wilhelmina Children's Hospital, Utrecht University, Utrecht, The Netherlands.

Background: Low-dose weekly methotrexate (MTX) is the mainstay of treatment in juvenile idiopathic arthritis. Unfortunately, a substantial part of patients has insufficient efficacy of MTX. A potential cause of this inadequate response is suboptimal drug adherence.

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Prostate size ≥ 100 g and its association with long-term outcomes of Retzius-sparing robot-assisted radical prostatectomy.

World J Urol

May 2024

Department of Urology, ASST Grande Ospedale Metropolitano Niguarda, Piazza Dell'Ospedale Maggiore 3, Milan, Italy.

Background: It is unknown whether perioperative and functional outcomes of Retzius-sparing robot-assisted radical prostatectomy (RS-RARP) may be affected by large prostate sizes (PS).

Methods: All patients treated with RS-RARP were identified and compared according to PS. The definition of PS relied on the prostatic weight at final pathology (PS < 100 g vs ≥ 100 g).

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Antibodies targeting the immune checkpoint molecules PD-1, PD-L1 and CTLA-4, administered alone or in combination with chemotherapy, are the standard of care in most patients with metastatic non-small-cell lung cancers. When given before curative surgery, tumor responses and improved event-free survival are achieved. New antibody combinations may be more efficacious and tolerable.

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