Publications by authors named "Cielito Reyes-Gibby"

: Patients with advanced cancer often present to the emergency department (ED) with pain and distressing symptoms that are not systematically evaluated. The current study investigated the association of symptom severity with the diagnosis of delirium and short-term survival. : In this secondary analysis of a prospective randomized study of delirium among advanced cancer patients in the ED, in which symptoms were assessed by the MD Anderson Symptom Inventory (MDASI), we analyzed the distribution of MDASI item scores by 90-day mortality (Kolmogorov-Smirnov), the association of MDASI item scores with short-term mortality (logistic regression models), and the symptoms in those with or without delirium (Mann-Whitney U test or chi-square test).

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Immune checkpoint inhibitors (ICIs) have significantly transformed cancer treatment, but their use is linked to immune-related adverse events (irAEs), including the rare ICI-associated myocarditis, myositis, and myasthenia gravis (MMM) overlap syndrome. This systematic review aims to highlight MMM's clinical implications in emergency departments. PubMed and Embase were searched using a specific search strategy.

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For many cancer patients, immune checkpoint inhibitors (ICIs) can be life-saving. However, the immune-related adverse events (irAEs) from ICIs can be debilitating and can quickly become severe or even be fatal. Often, irAEs will precipitate visits to the emergency department (ED).

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Article Synopsis
  • Cardio-oncology and emergency medicine work together closely since cancer patients often face cardiac issues that need emergency treatment, especially those receiving immune checkpoint inhibitors (ICIs) for head and neck cancer (HNC).
  • A study analyzed cardiovascular problems in 610 HNC patients treated with ICIs from April 2016 to December 2020, finding that 25.7% had pre-existing cardiovascular disease (CVD) and 31.5% of those without it developed new CVD diagnoses post-treatment; the most common was tachyarrhythmias.
  • The research shows that myocarditis and tachyarrhythmias required visits to the emergency department, indicating that the cardiovascular side effects of ICIs are significant and not yet
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Oral mucositis (OM) is a common and clinically impactful side effect of cytotoxic cancer treatment, particularly in patients with head and neck squamous cell carcinoma (HNSCC) who undergo radiotherapy with or without concomitant chemotherapy. The etiology and pathogenic mechanisms of OM are complex, multifaceted and elicit both direct and indirect damage to the mucosa. In this narrative review, we describe studies that use various omics methodologies (genomics, transcriptomics, microbiomics and metabolomics) in attempts to elucidate the biological pathways associated with the development or severity of OM.

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Article Synopsis
  • * CVD risk may increase for cancer survivors due to long-term complications from cancer and its treatments, with cellular senescence playing a significant role in this relationship.
  • * The article seeks to explore the mechanisms connecting premature cellular aging to CVD in cancer survivors and suggests future research directions for a deeper understanding of this complex issue.
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  • This study examined how oral bacteria affect the severity of oral mucositis (OM) in head and neck cancer patients during treatment.
  • Researchers analyzed buccal swabs over treatment periods and grouped patients based on their OM severity patterns, identifying four distinct groups.
  • The results indicated specific bacterial populations correlated with OM severity, suggesting a potential for personalized treatment plans based on a patient’s oral microbiome profile.
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Background: ERK5 (extracellular signal-regulated kinase 5) is a dual kinase transcription factor containing an N-terminal kinase domain and a C-terminal transcriptional activation domain. Many ERK5 kinase inhibitors have been developed and tested to treat cancer and inflammatory diseases. However, recent data have raised questions about the role of the catalytic activity of ERK5 in proliferation and inflammation.

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Background: Chimeric antigen receptor T cell infusion (CAR T) therapy has revolutionized the treatment of hematologic malignancies, but treatment-related toxicities are of concern. Understanding the timing and reasons for which patients present to the emergency department (ED) after CAR T therapy can assist with the early recognition and management of toxicities.

Methods: A retrospective observational cohort study was conducted for patients who had undergone CAR T therapy in the past 6 months and visited the ED of The University of Texas MD Anderson Cancer Center between 04/01/2018 and 08/01/2022.

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Background: An increasing number of observational studies have reported the persistence of symptoms following recovery from acute COVID-19 disease in non-cancer patients. The long-term consequences of COVID-19 are not fully understood particularly in the cancer patient population. The purpose of this study is to assess post-acute sequelae of SARS-CoV-2 infection (PASC) in cancer patients following acute COVID-19 recovery.

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Background: In this international multicenter study, we aimed to determine the independent risk factors associated with increased 30 day mortality and the impact of cancer and novel treatment modalities in a large group of patients with and without cancer with COVID-19 from multiple countries.

Methods: We retrospectively collected de-identified data on a cohort of patients with and without cancer diagnosed with COVID-19 between January and November 2020 from 16 international centers.

Results: We analyzed 3966 COVID-19 confirmed patients, 1115 with cancer and 2851 without cancer patients.

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Introduction: Adherence to HIV antiretroviral therapy (ART) remains the cornerstone of HIV treatment. For individuals with suboptimal adherence, electronic adherence monitoring (EAM) technologies have become an important component of multimodal adherence support strategies. Most EAM technologies detect pillbox opening, and therefore, assume but cannot verify actual ingestion of oral medication.

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Radiation therapy (RT) to the chest increases the patients' risk of cardiovascular disease (CVD). A complete understanding of the mechanisms by which RT induces CVD could lead to specific preventive, therapeutic approaches. It is becoming evident that both genotoxic chemotherapy agents and radiation induce mitochondrial dysfunction and cellular senescence.

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Background: Delirium, poor performance status, and dyspnea predict short survival in the palliative care setting.

Objective: Our goal was to determine whether these three conditions, which we refer to as a "triple threat," also predict mortality among patients with advanced cancers in the emergency department (ED).

Methods: The study sample included 243 randomly selected, clinically stable patients with advanced cancer who presented to our ED.

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Background: Neuropathic pain (NP) is a debilitating symptom among head and neck cancer (HNC) survivors although few large studies report its prevalence and associated risk factors.

Methods: A cross-sectional survey assessing demographic, behavioral, and clinical risk factors for NP. NP was assessed using the Self-administered Leeds Assessment of Neuropathic Symptoms and Signs pain scale (S-LANSS).

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Background: In this international multicenter study we aimed to determine the independent risk factors associated with increased 30-day mortality and the impact of novel treatment modalities in a large group of cancer and non-cancer patients with COVID-19 from multiple countries.

Methods: We retrospectively collected de-identified data on a cohort of cancer and non-cancer patients diagnosed with COVID-19 between January and November 2020, from 16 international centers.

Results: We analyzed 3966 COVID-19 confirmed patients, 1115 cancer and 2851 non-cancer patients.

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Article Synopsis
  • - Numerous studies show that cancer treatments can cause premature cell aging, leading to age-related diseases, primarily through a process called senescence-associated secretory phenotype (SASP) triggered by telomere damage.
  • - Telomere dysfunction from cancer therapies can lead to lasting cellular issues such as mitochondrial dysfunction and increased reactive oxygen species, contributing to the side effects experienced by cancer survivors.
  • - The interaction between cellular mechanisms involving p90 ribosomal S6 kinase and ERK5 signaling is crucial in connecting telomere damage, mitochondrial problems, persistent SASP, and the risk of developing cardiovascular diseases in individuals who have survived cancer.
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Introduction: Disparities in care of older adults in cancer treatment trials and emergency department (ED) use exist. This report provides a baseline description of older adults ≥65 years old who present to the ED with active cancer.

Materials And Methods: Planned secondary analysis of the Comprehensive Oncologic Emergencies Research Network observational ED cohort study sponsored by the National Cancer Institute.

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Older adults with cancer use the emergency department (ED) for acute concerns. Characterize the palliative care needs and clinical outcomes of advanced cancer patients in the ED. A planned secondary data analysis of the Comprehensive Oncologic Emergencies Research Network (CONCERN) data.

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Objective: To evaluate a modified emergency severity index (mESI)-based triage of cancer patients with coronavirus disease 2019 (COVID-19) in the emergency department (ED) and determine the associations between mESI level and ED disposition, hospital length of stay, and overall survival.

Methods: Medical records were retrospectively reviewed for all patients who presented to our institution's ED between March 22, 2020, and March 12, 2021, and tested positive for SARS-CoV-2.

Results: A total of 306 cancer patients tested positive for SARS-CoV-2, with 45% of patients triaged to level 2 (emergent) and 55% to level 3 (urgent).

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Background: Carotid blowout syndrome (CBS) is an infrequent but dangerous oncologic emergency that must be recognized due to a mortality rate that approaches 40% and neurologic morbidity that approaches 60%. Patients present with a variety of symptoms ranging from asymptomatic to frank hemorrhage, and appropriate recognition and management may improve their outcomes.

Case Report: A man in his late 60s with squamous cell carcinoma of the oropharynx presented to the emergency department (ED) with hemoptysis and several episodes of post-tussive emesis with large clots.

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Background: Studies suggest a high prevalence of pain in head and neck cancer (HNC) patients at diagnosis, during and after treatment; however, these studies had small sample sizes and did not comprehensively assess factors known to influence pain. We surveyed a large cohort of HNC survivors to determine variations in the prevalence of pain, its treatment and management by duration of survivorship, and assessed a comprehensive list of risk factors.

Methods: A cross sectional survey of post-treatment survivors of HNC during routine follow-up clinic visits.

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Purpose: Emergency department (ED) visits by patients with cancer frequently end in hospitalization. As concerns about ED and hospital crowding increase, observation unit care may be an important strategy to deliver safe and efficient treatment for eligible patients. In this investigation, we compared the prevalence and clinical characteristics of cancer patients who received observation unit care with those who were admitted to the hospital from the ED.

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Background: Current understanding of genetic factors associated with pain severity, and improvement of pain with opioids in advanced cancer patients (AC) is inadequate for delivery of personalized pain therapy (PPT). Therefore, the aim of this study was to determine the genetic factors associated with pain severity, daily opioid dose, and pain response in AC patients receiving supportive care.

Methods: In this prospective study, AC patients were eligible if they had cancer pain ≥4/10 on Edmonton Symptom Assessment Scale (ESAS) - Pain Item and needed opioid rotation for pain control by specialist at the outpatient supportive care center.

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