Publications by authors named "Seohyuk Lee"

Background: Aging in humans is a heterogeneous process influenced by both biological and chronological factors. Biological age reflects an individual's physiological reserve and functional status. Increasing evidence suggests that cancer and its therapies accelerate biological aging.

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Introduction: Among patients with colon cancer undergoing adjuvant chemotherapy, the impact of resistance training with supplemental dietary protein on inflammatory changes during treatment, whether baseline or changes in inflammatory markers are associated with relative dose intensity (RDI), and the associations of inflammation with body composition were investigated.

Methods: A multicenter randomized clinical trial of 174 patients with colon cancer undergoing adjuvant chemotherapy assigned to a home-based resistance training program or usual care was conducted. High-sensitivity C-reactive protein (hsCRP), interleukin-6, tumor necrosis factor-α receptor-II, and growth differentiation factor-15 levels were assessed preintervention and following chemotherapy completion.

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Background: There is an urgent need to better understand the diverse presentations, risk factors, and outcomes of immune checkpoint inhibitor (ICI)-associated cardiovascular toxicity. There remains a lack of consensus surrounding cardiovascular screening, risk stratification, and clinical decision-making in patients receiving ICIs.

Methods: We conducted a single center retrospective cohort study including 2165 cancer patients treated with ICIs between 2013 and 2020.

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Outpatient cardiologists provide longitudinal care for Fontan patients. As these patients age, they face mounting morbidities, necessitating challenging conversations about prognosis and goals of care. We created a novel survey to evaluate cardiologists' attitudes surrounding risk counseling for patients/caregivers.

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Multidisciplinary clinics (MDCs) represent a potential platform through which high-quality, patient-centered care grounded in interdisciplinary expertise may be delivered for patients with colorectal cancer (CRC). This is increasingly important with the rapidly emerging diagnostic and treatment modalities as well as differential sequences of therapies available. MDCs have been reported to improve various outcomes across numerous non-colorectal cancers; however, data specific to the use of MDCs in CRC are more limited.

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Importance: Older adults who are hospitalized for COVID-19 are at risk of delirium. Little is known about the association of in-hospital delirium with functional and cognitive outcomes among older adults who have survived a COVID-19 hospitalization.

Objective: To evaluate the association of delirium with functional disability and cognitive impairment over the 6 months after discharge among older adults hospitalized with COVID-19.

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Background: It is unknown how well cardiologists predict which Fontan patients are at risk for major adverse events (MAEs).

Objectives: The purpose of this study was to examine the accuracy of cardiologists' ability to identify the "good Fontan" patient, free from MAE within the following year, and compare that predicted risk cohort to patients who experienced MAE.

Methods: This prospective, multicenter study included patients ≥10 years with lateral tunnel or extracardiac Fontan.

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Sepsis is a leading cause of pediatric mortality and timely antibiotic administration has been shown to improve outcomes. In this retrospective review of a single center sepsis dataset, we identified younger age and female sex as more likely to have delays in antibiotics.

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In this single-center observational study of 118 older adults with advanced cancer who developed non-ventilator hospital-acquired pneumonia, prolonged antibiotic durations (8-14 and ≥15 vs ≤7 d) were not associated with reduced adjusted odds of 90-day all-cause readmission or death. These data may inform antimicrobial stewardship efforts in palliative care settings.

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Background: Despite significant support system disruptions during the coronavirus 2019 (COVID-19) pandemic, little is known about the relationship between social support and symptom burden among older adults following COVID-19 hospitalization.

Methods: From a prospective cohort of 341 community-living persons aged ≥60 years hospitalized with COVID-19 between June 2020 and June 2021 who underwent follow-up at 1, 3, and 6 months after discharge, we identified 311 participants with ≥1 follow-up assessment. Social support prehospitalization was ascertained using a 5-item version of the Medical Outcomes Study Social Support Survey (range, 5-25), with low social support defined as a score ≤15.

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Introduction: Identification of patients not meeting catheterization laboratory activation criteria by electrocardiogram (ECG) but who would benefit from early coronary intervention remains challenging in the emergency department (ED). The purpose of this study was to evaluate whether emergency physician (EP)-performed point-of-care transthoracic echocardiography (POC TTE) could help identify patients who required coronary intervention within this population.

Methods: This was a retrospective observational cohort study of adult patients who presented to two EDs between 2018-2020.

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Objectives: To describe linguistic differences in letters of recommendation (LORs) for pediatric fellowship candidates based on applicant and letter writer demographics and to examine if these differences influenced the decision to interview a candidate for a fellowship position.

Study Design: LORs for applicants to 8 pediatric subspecialty fellowships at a single academic center from the 2020 Match were analyzed in this cross-sectional study. Frequency of validated agentic and communal terms in each letter were determined by a language processing web application.

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Background: It remains unclear whether patients with asthma and/or chronic obstructive pulmonary disease (COPD) are at increased risk for severe coronavirus disease 2019 (COVID-19).

Objective: Compare in-hospital COVID-19 outcomes among patients with asthma, COPD, and no airway disease.

Methods: A retrospective cohort study was conducted on 8,395 patients admitted with COVID-19 between March 2020 and April 2021.

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Background: Cardiac magnetic resonance (CMR) global longitudinal strain and circumferential strain abnormalities have been associated with left ventricular ejection fraction (LVEF) reduction and cardiotoxicity from oncologic therapy. However, few studies have evaluated the associations of strain and cardiovascular outcomes.

Objectives: To assess CMR circumferential and global longitudinal strain (GLS) correlations with cardiovascular outcomes including myocardial infarction, systolic dysfunction, diastolic dysfunction, arrhythmias and valvular disease in breast cancer patients treated with and without anthracyclines and/or trastuzumab therapy.

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We sought to determine the influence of background liver biopsies on hepatocellular carcinoma (HCC) management. The pathology database at a large university hospital was searched between 2013 and 2018 for all instances of when a separate biopsy of the nontumoral liver was performed within 6 months of an HCC biopsy. Patients were evaluated for baseline demographic and clinical characteristics, treatment proposed prior to biopsy, and impact of biopsy results on management.

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Background: We sought to assess the influences of sleep duration, sleep adequacy, and daytime sleepiness on survival outcomes among Stage III colon cancer patients.

Methods: We conducted a prospective observational study of 1175 Stage III colon cancer patients enrolled in the CALGB/SWOG 80702 randomised adjuvant chemotherapy trial who completed a self-reported questionnaire on dietary and lifestyle habits 14-16 months post-randomisation. The primary endpoint was disease-free survival (DFS), and secondary was overall survival (OS).

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Objective: To describe differences in agentic (achievement) and communal (relationship) terms in letters of recommendation (LORs) for pediatric residency candidates by applicant and letter writer demographics and to examine if LOR language is associated with interview status.

Methods: A random sample of applicant profiles and LORs submitted to one institution were analyzed from the 2020-21 Match. Letters of recommendation text was inputted into a customized natural language processing application which determined the frequency of agentic and communal words in each LOR.

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Article Synopsis
  • Patients with severe COVID-19 are at a high risk for bacterial pneumonia, which can be hard to diagnose due to its similarities with COVID-19 symptoms.
  • A study examined the effectiveness of procalcitonin, an immune biomarker, in identifying bacterial superinfections in 185 hospitalized COVID-19 patients, finding that it was not reliable.
  • The results indicated that procalcitonin levels at the time of testing did not effectively differentiate between bacterial infections and non-infections, concluding it does not help in diagnosing COVID-19 related superinfections.
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Cirrhosis is a leading cause of morbidity and mortality, impacting more than 120 million people worldwide. Although geographic differences exist, etiologic factors such as alcohol use disorder, chronic viral hepatitis infections, and non-alcoholic fatty liver disease are prevalent in nearly every region. Historically, significant effort has been devoted to modifying these risks to prevent disease progression.

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Background: Most older adults hospitalized with COVID-19 survive their acute illness. The impact of COVID-19 hospitalization on patient-centered outcomes, including physical function, cognition, and symptoms, is not well understood. To address this knowledge gap, we collected longitudinal data about these issues from a cohort of older survivors of COVID-19 hospitalization.

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