402 results match your criteria: "SungKyunKwan University College of Medicine[Affiliation]"

Comparison of Short-Term Surgical Outcomes According to Immediately Postoperative Serum Glucose Level in Non-Diabetic Pancreatic Resection Patients.

Biomedicines

September 2022

Division of Hepatobiliary-Pancreatic Surgery, Department of Surgery, Samsung Medical Center, Sungkyunkwan University College of Medicine, 81 Irwon-ro, Gangnam-gu, Seoul 06351, Korea.

Article Synopsis
  • * Patients were divided into two groups based on a threshold SGL of 200 mg/dL, revealing that those with higher SGL had significantly more severe complications.
  • * Controlling SGL to below 200 mg/dL in non-diabetic patients post-surgery may reduce the risk of serious complications, suggesting it is critical to manage glucose levels after such surgeries.
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Unlabelled: Several surrogate biomarkers possess prognostic significance for heart failure (HF), and a decline in their respective values may predict clinical improvement. However, data on the prognostic value of these biomarkers during short-term follow-up after discharge in acute decompensated HF are scarce. We aim to evaluate the prognostic value of short-term follow-up of surrogate biomarkers for predicting the prognosis of hospitalized patients with acute decompensated HF.

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Article Synopsis
  • Heart failure (HF) is becoming more prevalent in Korea due to aging and rising risk factors, with statistics showing a marked increase in cases from 2002 to 2018.
  • Data from national health records and specific registries reveals that the most common cause of HF is ischemic disease, predominantly affecting those with reduced ejection fraction.
  • Although advancements in treatments have improved patient survival rates, the overall medical costs associated with managing HF continue to rise, highlighting the need for preventative interventions.
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Article Synopsis
  • Post-vasectomy pain syndrome (PVPS) is challenging to manage and is linked to factors like nerve compression and inflammation, prompting a study on anti-adhesion agents to reduce complications in a rat model after vasectomy.
  • In the study, 22 vas deferens from 11 rats were divided into an experimental group (treated with the anti-adhesion agent) and a control group (no treatment) and evaluated after 14 days for adhesion and tissue response.
  • Results showed that 72.73% of rats in the experimental group had no adhesions, significant lower inflammation and fibrosis, and a much higher preservation rate of muscle structure compared to the control group, indicating the effectiveness of the anti-adhesion agent.
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Impact of predicted heart mass-based size matching on survival after heart transplantation in Korea: Analysis of the Korean Organ Transplant Registry.

J Heart Lung Transplant

December 2022

Division of Cardiology, Severance Hospital, Cardiovascular Research Institute, Yonsei University College of Medicine, Seoul, Republic of Korea. Electronic address:

Background: Previous studies regarding donor-recipient size and sex matching in heart transplantation (HTx) mainly included Caucasians with only a small portion of Asians. Even predicted heart mass (PHM) has not yet been elucidated in Asians. We evaluated the association between donor-recipient sex and size matching, including mismatching by PHM, and post-heart transplant survival in Korea.

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Study Objectives: This study investigated the altered neural function involved in emotional interference and its role in linking sleep disturbance and depressive/anxiety symptoms in rotating shift workers.

Methods: Sixty rotating shift workers and 61 controls performed the emotional Stroop task in three blocks (emotional-related, sleep-related, and neutral words) during functional magnetic resonance imaging (fMRI) assessments. Sleep disturbance and depressive/anxiety symptoms were assessed using self-report measures and sleep diaries.

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Evidence of White Matter Integrity Changes in the Anterior Cingulum Among Shift Workers: A Cross-Sectional Study.

Nat Sci Sleep

August 2022

Department of Psychiatry, Sungkyunkwan University College of Medicine, Samsung Medical Center, Seoul, Republic of Korea.

Introduction: We investigated the white matter integrity in shift and non-shift workers and its associations with sleep and activity.

Methods: Diffusion tensor imaging (DTI) was performed on 61 shift workers and 31 non-shift workers. Their sleep and activity profiles were assessed using the Pittsburgh Sleep Quality Index (PSQI), sleep diaries, and actigraphy.

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Cognitive Appraisal of Sleep and Brain Activation in Response to Sleep-Related Sounds in Healthy Adults.

Nat Sci Sleep

August 2022

Department of Psychiatry, Sungkyunkwan University College of Medicine, Samsung Medical Center, Seoul, Republic of Korea.

Purpose: Sounds play important roles in promoting and disrupting sleep. How our brain processes sleep-related sounds and individual differences in processing sleep-related sounds must be determined to understand the role of sound in sleep. We investigated neural responses to sleep-related sounds and their associations with cognitive appraisals of sleep.

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Long-term efficacy of everolimus as de novo immunosuppressant on the cardiac allograft vasculopathy in heart transplant recipients.

Atherosclerosis

September 2022

Division of Cardiology, Department of Internal Medicine, Asan Medical Center, University of Ulsan College of Medicine, Seoul, 05505, South Korea. Electronic address:

Background And Aims: Data on the long-term effects of everolimus (EVL) on the de novo immunosuppression of heart transplant (HT) recipients with progressive cardiac allograft vasculopathy (CAV) and vascular remodeling are lacking. Hence, in this study, we aimed to determine the long-term safety and efficacy of EVL as a de novo immunosuppressant therapy for CAV progression and the clinical outcomes after HT.

Methods: We retrospectively reviewed the medical records of 144 HT recipients who survived for at least one year after HT.

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Aims: Increased blood pressure (BP) and decreased heart rate (HR) are signs of stabilization in patients admitted for acute HF. Changes in BP and HR during admission and their correlation with outcomes were assessed in hospitalized patients with heart failure (HF) with reduced ejection fraction (HFrEF).

Methods: A novel modified reverse shock index (mRSI), defined as the ratio between changes in systolic BP and HR during admission, was devised, and its prognostic value in the early outcomes of acute HF was assessed using the Korean Acute HF registry.

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Impact of NT-proBNP on prognosis of acute decompensated chronic heart failure versus de novo heart failure.

Int J Cardiol

September 2022

Department of Cardiology, Wonju Severance Christian Hospital, Yonsei University Wonju College of Medicine, Wonju, Republic of Korea. Electronic address:

Background: NT-pro B-type natriuretic peptide (NT-proBNP) is a powerful prognostic factor for acute heart failure. We investigated whether NT-proBNP levels differ based on the type of heart failure present.

Methods: Using the Korean Acute Heart Failure Registry, a prospective, multicenter cohort, we categorized patients into two groups: de novo heart failure (DNHF, n = 1617) and acute decompensated chronic heart failure (ADHF, n = 1212).

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Article Synopsis
  • The study aimed to utilize deep learning to simultaneously acquire perfusion-weighted imaging (PWI) and MR angiography (MRA) from a single contrast dose during stroke MRI, addressing the common need for multiple doses.
  • It involved a retrospective analysis of 60 patients experiencing ischemic symptoms linked to significant artery blockages, where different U-Net architectures were tested to develop accurate perfusion maps.
  • The results demonstrated that advanced U-Net configurations yielded high-quality perfusion maps, with the best performance measured using peak signal-to-noise ratio (pSNR) values, signifying successful integration of PWI and MRA in stroke imaging.
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Network Analysis of Cardiac Remodeling by Primary Mitral Regurgitation Emphasizes the Role of Diastolic Function.

JACC Cardiovasc Imaging

June 2022

Department of Internal Medicine and Cardiovascular Center, Seoul National University Hospital, Seoul, Republic of Korea. Electronic address:

Background: Topological data analysis (TDA) can generate patient-patient similarity networks by analyzing large, complex data and derive new insights that may not be possible with standard statistics.

Objectives: The purpose of this paper was to discover novel phenotypes of chronic primary mitral regurgitation (MR) patients and to analyze their clinical implications using network analysis of echocardiographic data.

Methods: Patients with chronic moderate to severe primary MR were prospectively enrolled from 11 Asian tertiary hospitals (n = 850; mean age 56.

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We aimed to conduct the largest study evaluating the impact of cardiac troponin (TnI) status on mid- and long-term mortality in patients admitted for acute heart failure (AHF) as compared between patients with ischemic (IHF) vs. non-ischemic heart failure (non-IHF). Among 5625 patients from the Korea Acute Heart Failure (KorAHF) registry, 4396 eligible patients with TnI measurement were analyzed.

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Objective: We aimed to investigate compensatory hyperhidrosis (CH) and recurrence based on an online survey of patients who underwent endoscopic thoracic sympathicotomy(ETS) for palmar and/or axillary hyperhidrosis.

Methods: We enrolled 231 patients who underwent ETS for palmar and/or axillary hyperhidrosis from January 2008 to April 2021. Patients responded to an online questionnaire regarding CH and recurrence, their electronic medical records were reviewed.

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A Case of Cerebellar Intraparenchymal Subependymoma with Next-Generation Sequencing Analysis.

Int J Surg Pathol

February 2023

Department of Pathology and Translational Genomics, Samsung Medical Center, Sungkyunkwan University College of Medicine, Seoul, Republic of Korea.

Subependymomas are rare, intraventricular glial tumors histologically characterized by clusters of small uniform cells distributed in an abundant fibrillary matrix. These tumors can arise in the parenchyma of the cerebrum, cerebellum, or spinal cord. Herein, we report an extremely rare case of cerebellar intraparenchymal subependymoma in a 62-year-old woman.

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Background/aim: Receptor-interacting serine/threonine-protein kinase 3 (RIP3) is a key component related to tumor necrosis factor-dependent necroptosis. RIP3 has been known to be a predictive biomarker in many types of carcinomas. We aimed to investigate whether RIP3 expression is correlated with clinicopathological characteristics and the outcomes of patients with breast carcinoma.

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Corrigendum: The Prescription Characteristics, Efficacy and Safety of Spironolactone in Real-World Patients With Acute Heart Failure Syndrome: A Prospective Nationwide Cohort Study.

Front Cardiovasc Med

April 2022

Division of Cardiology, Department of Internal Medicine, Seoul St. Mary's Hospital, Catholic Research Institute for Intractable Cardiovascular Disease, College of Medicine, The Catholic University of Korea, Seoul, South Korea.

[This corrects the article DOI: 10.3389/fcvm.2022.

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Prognostic Impact and Predictors of New-Onset Atrial Fibrillation in Heart Failure.

Life (Basel)

April 2022

Division of Cardiology, Department of Internal Medicine, Asan Medical Center, University of Ulsan College of Medicine, Seoul 05505, Korea.

Background: The prognostic impact and predictors of NOAF in HF patients are not fully elucidated. This study aims to determine whether new-onset atrial fibrillation (NOAF) affects patient outcome and investigate predictors of atrial fibrillation (AF) in acute heart failure (HF) patients using real-world data. Methods: The factors associated with NOAF in 2894 patients with sinus rhythm (SR) enrolled in the Korean Acute Heart Failure (KorAHF) registry were investigated.

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Aims: We investigated the impact of healthy lifestyle factors and cardiovascular comorbidities for sudden cardiac arrest.

Methods: A case-control study, including patients with sudden cardiac arrest aged 20-79 years and community-based 1:2 matched controls, was conducted from September 2017 to December 2020. All participants completed a structured questionnaire.

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Clinical relevance of serum-derived exosomal messenger RNA sequencing in patients with non-Hodgkin lymphoma.

J Cancer

February 2022

Department of Health Sciences and Technology, Samsung Advanced Institute for Health Sciences and Technology, Sungkyunkwan University, Seoul, Korea.

The clinical utility of mRNA cargo in exosomes is unclear, although exosomes have potential as non-invasive biomarkers. This study aimed to investigate the feasibility of exosomal mRNA sequencing for monitoring disease status and predicting outcomes in non-Hodgkin lymphoma (NHL) patients. Exosomes were isolated from archived serum samples of 33 patients with NHL who were registered into our prospective cohort: diffuse large B-cell lymphoma (DLBCL, n = 17), intravascular B-cell lymphoma (IVL, n = 1), primary mediastinal large B-cell lymphoma (PMBL, n = 4), follicular lymphoma (FL, n = 3), mantle cell lymphoma (MCL, n = 3), and extranodal NK/T-cell lymphoma (ENKTL, n = 5).

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The Prescription Characteristics, Efficacy and Safety of Spironolactone in Real-World Patients With Acute Heart Failure Syndrome: A Prospective Nationwide Cohort Study.

Front Cardiovasc Med

February 2022

Division of Cardiology, Department of Internal Medicine, Seoul St. Mary's Hospital, Catholic Research Institute for Intractable Cardiovascular Disease, College of Medicine, The Catholic University of Korea, Seoul, South Korea.

Background: Randomized clinical trials of spironolactone showed significant mortality reduction in patients with heart failure with reduced ejection fraction. However, its role in acute heart failure syndrome (AHFS) is largely unknown.

Aim: To investigate the prescription characteristics, efficacy and safety of spironolactone in real-world patients with AHFS.

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Real-world eligibility for vericiguat in decompensated heart failure with reduced ejection fraction.

ESC Heart Fail

April 2022

Division of Cardiology, Department of Internal Medicine, Severance Cardiovascular Hospital, Cardiovascular Research Institute, Yonsei University College of Medicine, 50-1 Yonsei-ro, Seodaemun-gu, Seoul, 03722, Korea.

Aims In 2021, vericiguat was approved by the US Food and Drug Administration (FDA) and the European Commission (EC) for reducing cardiovascular mortality and heart failure (HF) hospitalizations in patients with HF with reduced ejection fraction (HFrEF) based on the Vericiguat Global Study in Subjects with Heart Failure with Reduced Ejection Fraction (VICTORIA) trial. However, there has been no report for characterizing the generalizability of vericiguat to real-world clinical practice. Methods and results The Korean Acute Heart Failure (KorAHF) registry is a multicentre prospective cohort study.

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