Publications by authors named "Fidler M"

Acute stroke is the second leading cause of death and the third leading cause of disability in the world. Ischemic stroke (IS) the most common type of stroke. In acute cerebral ischemia, damage to the brain tissue is complex and includes blood-brain barrier (BBB) dysfunction, neuroinflammation, oxidative stress, activation of intracellular and extracellular signaling pathways, expression of neurotoxic agents, excitotoxicity, and apoptosis.

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Article Synopsis
  • Scientists found that using two medications together, one that stops cancer and another that helps blood vessels, can help people with a certain type of lung cancer live longer without their cancer getting worse.
  • They ran a study (called the RAMOSE trial) comparing one medication plus the blood vessel helper to just the medication alone.
  • The results showed that people taking both medications had better outcomes, living longer without cancer progression, even though both groups experienced side effects from the treatments.
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Background: The primary objective of this study was to assess the frequency of body composition increases and their relationships to changes in body weight in two cohorts of real world, treatment-naïve, advanced non-small cell lung cancer (NSCLC) patients. One cohort received the current standard of care (CSOC), which consisted of immunotherapy and newer chemotherapy regimens, and the other cohort was treated with the former standard of care (FSOC), consisting only of older platinum-containing regimens.

Methods: CSOC (n = 106) and FSOC (n = 88) cohorts of advanced NSCLC patients were included in this study.

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Membranous nephropathy (MN) results from accumulation of antigen-antibody immune complexes along the subepithelial region of the glomerular basement membranes. Over the last years, 13 target antigens have been discovered and include PLA2R, THSD7A, EXT1 and EXT2, NELL1, SEMA3B, NCAM1, CNTN1, HTRA1, FAT1, PCDH7, NTNG1, PCSK6 and NDNF, accounting for 80-90% of MN antigens. MN associated with many of these antigens have distinctive clinicopathologic findings.

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  • Posterior reversible encephalopathy syndrome (PRES) presents with a mix of general and specific neurological symptoms, along with distinct neuroimaging signs showing swelling mainly in the back of the brain.
  • Although often linked to sudden high blood pressure, PRES can also occur in patients without hypertension, especially those with autoimmune diseases or exposure to toxic substances.
  • The underlying causes of PRES involve problems with blood flow regulation in the brain due to high blood pressure and harmful effects from both natural and external substances.
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Introduction: IgG4-related disease (IgG4-RD) is a systemic immune-mediated disease that can involve nearly any organ. IgG4-RD can affect the kidney in different disease patterns, collectively referred to as IgG4-related kidney disease (IgG4-RKD).

Methods: We conducted a tissue-based cohort study with clinicopathological correlation in 125 patients with IgG4-RKD.

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Background: Immune checkpoint inhibitors (ICIs) have uncommon associations with cardiotoxicity, yet these cardiotoxic effects are associated with high mortality. An accurate assessment of risk for cardiotoxicity is essential for clinical decision-making, but data from randomized controlled trials often differ from real-world observational studies.

Methods And Results: A systematic search of PubMed, Embase, Cochrane Library, and Scopus was performed, including phase II and III randomized controlled trials (RCTs) and observational studies (OSs) reporting myocarditis or pericardial disease, myocardial infarction, or stroke with an immunotherapy.

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Wind-blown dust from southern South America links the terrestrial, marine, atmospheric, and biological components of Earth's climate system. The Pampas of central Argentina (~33°-39° S) contain a Miocene to Holocene aeolian record that spans an important interval of global cooling. Upper Miocene sediment provenance based on n = 3299 detrital-zircon U-Pb ages is consistent with the provenance of Pleistocene-Holocene deposits, indicating the Pampas are the site of a long-lived fluvial-aeolian system that has been operating since the late Miocene.

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Background: Sexual health is understudied and underreported in patients with lung cancer, and most data precede the approval of widely used targeted therapies and immune checkpoint inhibitors. The authors sought to evaluate the prevalence of sexual dysfunction in women with lung cancer in our current clinical environment.

Methods: This cross-sectional survey study was administered online to 249 women via the GO2 for Lung Cancer (GO2) Registry, using the Patient-Reported Outcomes Measurement Information System Sexual Function and Satisfaction Measures questionnaire.

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Atypical antiglomerular basement membrane (anti-GBM) nephritis can be defined as linear GBM staining for monotypic or polytypic immunoglobulin (Ig) by immunofluorescence (IF) without a diffuse crescentic pattern. We describe the clinicopathologic features of 6 patients (18 biopsies) in this first series of recurrent atypical anti-GBM nephritis after kidney transplantation. Recurrent glomerulonephritis occurred at a mean of 3.

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Background: We aim to describe outcomes of elderly patients undergoing salvage surgery for laryngeal cancer and to characterize the interplay of age with various other factors in this growing population.

Methods: Using the National Cancer Database, we identified cases of salvage laryngectomy in patients who failed chemoradiation. An age cutoff of 70 years was used to separate subjects into two groups.

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Introduction: Lysozyme-associated nephropathy (LyN), a rare cause of kidney injury in patients with chronic myelomonocytic leukemia (CMML), has not been well described to date. We report the clinicopathologic spectrum of LyN from a multi-institutional series.

Method: We identified 37 native kidney biopsies with LyN and retrospectively obtained clinicopathologic data.

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Objective: To evaluate the efficacy and safety of using Cellex for the treatment of cognitive impairment as part of the complex therapy of patients with chronic cerebral ischemia (CCI) compared with placebo.

Material And Methods: The study randomized 300 patients with a reliable diagnosis of CCI stage 1-2, all participants were divided into two groups, 150 participants in each - main and control. The study drug Cellex or placebo was administered as two 10-day treatment courses, 1 ml once a day.

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Introduction: In ADAURA, adjuvant osimertinib significantly improved disease-free survival versus placebo in resected stage IB to IIIA EGFR-mutated NSCLC. We report in-depth analyses of three-year safety, tolerability, and health-related quality of life (HRQoL) from ADAURA.

Methods: Patients were randomized 1:1 to osimertinib 80 mg or placebo once daily for up to 3 years.

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We present the case of a patient with oral squamous cell carcinoma treated with the programmed death ligand inhibitor, pembrolizumab, an immune checkpoint inhibitor. She subsequently developed vasovagal-type autonomic dysfunction thought to be secondary to the pembrolizumab. The patient's vasovagal symptoms resolved with the initiation of oral glucocorticoids.

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Post-transplant recurrence of ANCA-associated vasculitis (AAV) is infrequent, with recurrence within weeks of transplantation being even rarer. We describe an unusual case of AAV recurrence within 2 weeks post-transplant. Our patient received a deceased donor kidney transplant (KDPI 60%) after 6 years on hemodialysis for end-stage renal disease from AAV.

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Introduction With the incorporation of modernized radiotherapy, chemotherapy, and immunotherapy, treatment outcomes have improved for patients with locally advanced, unresectable diseases. Elderly or poor performance status patients comprise more than half of non-small cell lung cancer (NSCLC) patients, but they are often underrepresented or excluded in clinical trials. Split-course concurrent chemoradiotherapy can be an effective treatment, showing good adherence and a favorable toxicity profile for unresectable, locally advanced NSCLC.

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Background/aim: There is significant variation in post-treatment surveillance imaging for sinonasal malignancies. This study examined the utility of surveillance imaging in detecting recurrence in patients treated for sinonasal malignancies.

Patients And Methods: We performed a retrospective review on an IRB-approved dataset of patients with sinonasal malignancies treated at a single institution between 2005 to 2021.

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The COVID-19 pandemic has had significant influences on the incidence of acute cerebrovascular accidents and the structure of mortality. SARS-CoV-2 increases the risks of developing both ischemic and hemorrhagic stroke. The key pathogenetic element underlying the development of cerebral stroke in COVID-19 consists of impairments to the operation of angiotensin 2 receptors, which are accompanied by accumulation of excess quantities of angiotensin 2, endothelial dysfunction, hypercoagulation, overproduction of proinflammatory cytokines, and an oxidative storm.

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The Tafí del Valle depression (~27° S) in the eastern Andes of Argentina provides a record of late Pleistocene dust deposition in the subtropics of South America. We present large-n U-Pb geochronology data for detrital zircons from upper Pleistocene loess-paleosol deposits. When compared to regional data, the age spectra from the Tafí del Valle samples are most like the southern Puna Plateau, supporting derivation largely from the west and northwest.

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In phase I development, CDX-3379, an anti-ErbB3 monoclonal antibody, showed promising molecular and antitumor activity in head and neck squamous cell carcinoma (HNSCC), alone or in combination with cetuximab. Preliminary biomarker data raised the hypothesis of enhanced response in tumors harboring mutations. This phase II, multicenter trial used a Simon 2-stage design to investigate the efficacy of CDX-3379 and cetuximab in 30 patients with recurrent/metastatic, HPV-negative, cetuximab-resistant HNSCC.

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Article Synopsis
  • The study aimed to evaluate the mortality rates of patients with thoracic cancers during the Omicron COVID-19 wave and the impact of vaccinations on their outcomes.
  • The research, including data from 346 patients, showed a significantly lower overall mortality of 3.2% compared to earlier pandemic waves, with evidence that booster vaccinations improved protection against hospitalization and death.
  • Despite these improvements, around 56.4% of patients experienced delays in cancer treatment, which may negatively impact cancer-related survival rates.
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The purpose of the study was to select an environmentally friendly plant biopesticide to protect seed potatoes against phytopathogens. The scope included the evaluation of the antimicrobial activities of 22 plant water extracts, 22 water-glycol extracts, and 3 subcritical carbon dioxide extracts using the agar diffusion method against 10 potato phytopathogens. For the most effective extracts, minimal inhibitory concentration (MIC), chemical composition analysis by gas chromatography-mass spectrometry and in situ assays on seed potatoes were performed.

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