Publications by authors named "Ennis R"

Background: Tumor suppressors are well known drivers of cancer invasion and metastasis in metastatic castration sensitive prostate cancer (mCSPC). However, oncogenes are also known to be altered in this state, however the frequency and prognosis of these alterations are unclear. Thus, we aimed to study the spectrum of oncogene mutations in mCSPC and study the significance of these alteration on outcomes.

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A developmental milestone that both contributes to and facilitates a successful transition into adulthood is the ability to drive. Yet only one in three autistic adolescents successfully obtain a driver's license by age 21 compared to over three-fourths of non-autistic adolescents. Of those who receive their license, there is inconsistency in driving attitudes, experiences and skills.

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Background: Number of organ transplant recipients continues to rise worldwide with increasing accessibility and growing advancements in transplant medicine. Transplant patients have at least a two-to-four fold higher risk of developing cancer compared to the general population. As the prevalence of transplant patients increases, a growing number of these patients are expected to present with concurrent conditions such as cancer, requiring more complex and interdisciplinary care.

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Article Synopsis
  • Plasma p-tau217 is identified as a promising blood-based marker for detecting Alzheimer Disease (AD) pathology, particularly in memory clinic patients undergoing lumbar punctures.
  • A study involving 108 participants found that plasma p-tau217 levels were significantly higher in those with detected amyloid (Aβ) pathology compared to those without, indicating its strong potential for diagnosis.
  • The analysis showed that plasma p-tau217 had excellent performance metrics for Aβ detection (AUC: 0.91), outperforming other biomarkers and suggesting it could be a reliable tool in Alzheimer's diagnostics.
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Background: Alterations in the PIK3/Akt/mTOR pathway are commonly seen in metastatic castration-sensitive prostate cancer (mCSPC), however their role in outcomes is unknown. We aim to evaluate the prognostic significance as well as the genetic landscape of PIK3/Akt/mTOR pathway alteration in mCSPC.

Methods: Fourhundred and seventy-two patients with mCSPC were included who underwent next generation sequencing.

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We used a simple stimulus, dissociating perceptually relevant information in space, to differentiate between bottom-up and task-driven fixations. Six participants viewed a dynamic scene showing the reaction of an elastic object fixed to the ceiling being hit. In one condition they had to judge the object's stiffness and in the other condition its lightness.

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Purpose: Emerging data suggest that metastasis-directed therapy (MDT) improves outcomes in patients with oligometastatic castration-sensitive prostate cancer (omCSPC). Prostate-specific membrane antigen positron emission tomography (PSMA-PET) can detect occult metastatic disease, and PSMA response has been proposed as a biomarker for treatment response. Herein, we identify and validate a PSMA-PET biomarker for metastasis-free survival (MFS) following MDT in omCSPC.

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Introduction: Alzheimer's disease and other dementias affect >50 million individuals globally and are characterised by broad clinical and biological heterogeneity. Cohort and biobank studies have played a critical role in advancing the understanding of disease pathophysiology and in identifying novel diagnostic and treatment approaches. However, further discovery and validation cohorts are required to clarify the real-world utility of new biomarkers, facilitate research into the development of novel therapies and advance our understanding of the clinical heterogeneity and pathobiology of neurodegenerative diseases.

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Purpose: Despite well-informed work in several malignancies, the phenotypic effects of TP53 mutations in metastatic castration-sensitive prostate cancer (mCSPC) progression and metastasis are not clear. We characterized the structure-function and clinical impact of TP53 mutations in mCSPC.

Patients And Methods: We performed an international retrospective review of men with mCSPC who underwent next-generation sequencing and were stratified according to TP53 mutational status and metastatic burden.

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Background: The European Society of Medical Oncology (ESMO) has suggested using the ESMO-Magnitude of Clinical Benefit Scale (MCBS) to grade the magnitude of clinical benefit of cancer therapies. This approach has not been applied to radiation therapy (RT) yet. We applied the ESMO-MCBS to experiences describing the use of RT to assess (1) the 'scoreability' of the data, (2) evaluate the reasonableness of the grades for clinical benefit and (3) identify potential shortcomings in the current version of the ESMO-MCBS in its applicability to RT.

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Purpose Of Review: The standard treatment of patients with metastatic prostate cancer is systemic treatment with androgen-deprivation therapy (ADT). The spectrum-based model of metastatic disease includes the presence of an oligometastatic state, an intermediary between localized and widespread metastatic disease, in which radical local treatment might improve systemic control. Our purpose is to review the literature on metastasis-directed therapy in the treatment of oligometastatic prostate cancer.

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•Radiation-induced bullous pemphigoid is a rare autoimmune disease.•There is only one prior documented case of radiation-induced bullous pemphigoid in a vulvar cancer patient.•A multidisciplinary approach is critical to identify and treat bullous pemphigoid.

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Article Synopsis
  • Personalized medicine needs to understand how different treatments work for different people, which often isn’t clear from randomized trials.
  • A new methodology that uses real-world evidence is introduced, focusing on causal effects and the variation in outcomes across different groups.
  • This study employs a sophisticated machine learning model, riAFT-BART, to analyze survival treatment effects and validate its effectiveness through simulations and analysis of the National Cancer Database.
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While the gold-standard for management of localized renal cell carcinoma (RCC) is partial nephrectomy, recent ablative strategies are emerging as alternatives with comparable rates of complications and oncologic outcomes. Thermal ablation, in the form of radiofrequency ablation and cryoablation, is being increasingly accepted by professional societies, and is particularly recommended in patients with a significant comorbidity burden, renal impairment, old age, or in those unwilling to undergo surgery. Maturation of long-term oncologic outcomes has further allowed increased confidence in these management strategies.

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Article Synopsis
  • - The text discusses the challenges of making causal inferences about multiple treatments affecting survival outcomes in clustered observational data, highlighting issues like multilevel data structures and unmeasured confounding.
  • - It introduces a random-intercept accelerated failure time model that uses Bayesian additive regression trees for analyzing complex relationships between survival times and treatment variables, along with a Markov chain Monte Carlo algorithm for effective data analysis.
  • - The proposed methods are validated through extensive simulations and applied to a study on prostate cancer treatments, showing their practicality and addressing how potential unmeasured confounding may influence treatment effect interpretations.
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The radiation oncology alternative payment model (RO-APM) was developed by the Center for Medicare and Medicaid Innovation, a part of the Centers for Medicare & Medicaid Services, as a vehicle to optimize value for patients undergoing radiation therapy. By shifting reimbursement away from fee-for-service and toward a prospective bundled payment system, the RO-APM is intended to bend the cost curve in radiation oncology while preserving or even enhancing outcomes. As with prior large-scale policy initiatives, the nature and magnitude of the RO-APM's impact on care delivery will vary substantially depending on a host of local factors, including practice setting.

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Objective: The Wavelia Microwave Breast Imaging (MBI) system, based on non-ionising imaging technology, has demonstrated exciting potential in the detection and localisation of breast pathology in symptomatic patients. In this study, the ability of the system to accurately estimate the size and likelihood of malignancy of breast lesions is detailed, and its clinical usefulness determined.

Methods: Institutional review board and Health Products Regulatory Authority (HPRA) approval were obtained.

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Rationale And Objectives: Microwave Breast Imaging (MBI) is an emerging non-ionising technology with the potential to detect breast pathology. The investigational device considered in this article is a low-power electromagnetic wave MBI prototype that demonstrated the ability to detect dielectric contrast between tumour phantoms and synthetic fibroglandular tissue in preclinical studies. Herein, we evaluate the MBI system in the clinical setting.

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