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Effect of Coverage Expansion Policy for an Ultrasonography in the Upper Abdomen on Its Utilization: A Difference-in-Difference Mixed-Effects Model Analysis

Son Y, Lee Y, Nam CM, Kim GR, Chung W

Background: Korea has gradually expanded the coverage of medical care services in its national health insurance system. On April 1, 2018, it implemented a policy that expanded the coverage for...
Changes in the Eradication Efficacy of Fluoroquinolone-containing Triple Therapy for Helicobacter pylori Infection in Korea

Lee JW, Kim N, Kim G, Kim S, Nam H, Lee S, Shin CM, Park YS, Lee DH

Background/Aims: Fluoroquinolone-containing triple eradication therapy could be considered an alternative regimen for the second- line treatment of Helicobacter pylori infection. This study aimed to investigate the changes in the eradication...
Associations of Physical Activity and Sitting Time with Serum Vitamin D Status in Korean Adults: Results from the 2014 Korea National Health and Nutrition Examination Survey

Choo J, Nam GE, Park J, Park CM, Lee SJ, Lee M, Kim J, Shin JH, Huh Y, Kim W, Kwon Y, Kim YH, Cho KH

Background: Recent evidence has reported the relationships between 25-hydroxyvitamin D (25[OH]D) insufficiency and chronic diseases. This study examined the association of physical activity and sitting time with vitamin D status. Methods:...
Long-term Oncologic Outcome and Its Relevant Factors in Anal Cancer in Korea: A Nationwide Data Analysis

Hur H, Jung KW, Kim BW, Oh CM, Won YJ, Oh JH, Kim NK

Purpose: Anal cancer is a rare disease in Korea, and thus survival analyses are limited by small sample sizes. This study used the Korea Central Cancer Registry (KCCR) for a...
Cardiac Manifestations of Coronavirus Disease 2019 (COVID-19): a Multicenter Cohort Study

Kim M, Nam JH, Son JW, Kim SO, Son NH, Ahn CM, Shim CY, Hong GR, Kim IC, Choi J, Kang SM, Choi YH, Yoon HK, Uhm JS, Jung IH

Background: This study aimed to investigate the cardiac manifestations of coronavirus disease 2019 (COVID-19). Methods: From February to March 2020, we prospectively and retrospectively enrolled consecutive patients diagnosed with COVID-19. Patient's...
Risk Factors for Metachronous Recurrence after Endoscopic Submucosal Dissection of a Gastric Neoplasm

Choe AR, Shim KN, Kim TO, Kim SY, Lim J, Tae CH, Moon CM, Kim SE, Jung HK, Jung SA

BACKGROUND/AIMS: Although endoscopic submucosal dissection (ESD) is an accepted treatment method for gastric neoplasm worldwide, metachronous recurrence often occurs. Here, we evaluated the risk factors for metachronous recurrence after ESD...
A Putative Adverse Outcome Pathway Relevant to Carcinogenicity Induced by Sulfuric Acid in Strong Inorganic Acid Mists

Yang JH, Koedrith P, Kang DS, Kee NK, Jung JH, Lee CM, Ahn YS, Seo YR

Based on epidemiological studies, an International Agency for Research on Cancer Working Group determined that strong inorganic acid mists containing sulfuric acid are carcinogenic to human even though, sulfuric acid,...
Cost-Effectiveness Analysis for National Dyslipidemia Screening Program in Korea: Results of Best Case Scenario Analysis Using a Markov Model

Kim JH, Park EC, Kim TH, Nam CM, Chun SY, Lee TH, Park S

BACKGROUND: This study evaluated the cost-effectiveness of 21 different national dyslipidemia screening strategies according to total cholesterol (TC) cutoff and screening interval among 40 years or more for the primary...
The Health Burden of Cancer Attributable to Obesity in Korea: A Population-Based Cohort Study

Lee JE, Nam CM, Lee SG, Park S, Kim TH, Park EC

PURPOSE: Considering the health impact of obesity and cancer, it is important to estimate the burden of cancer attributable to high body mass index (BMI). Therefore, the present study attempts...
Gender Specific Differences in Prevalence and Risk Factors for Gastro-Esophageal Reflux Disease

Kim SY, Jung HK, Lim J, Kim TO, Choe AR, Tae CH, Shim KN, Moon CM, Kim SE, Jung SA

BACKGROUND: Gender-related factors might play an important role in the development of reflux esophagitis (RE) and symptomatic gastro-esophageal reflux disease (GERD). We aimed to evaluate the prevalence and risk factors...
High Body Mass Index and Thyroid Stimulating Hormone Levels Do Not Affect Thyroid Nodule Selection for Fine-Needle Aspiration Biopsy after Ultrasound Evaluation

Kim HG, Lee HS, Kim EK, Nam CM, Moon HJ, Jung HK, Kwak JY

BACKGROUND AND OBJECTIVES: This study was to evaluate whether high body mass index (BMI) or thyroid stimulating hormone (TSH) level would affect selecting thyroid nodule for fine-needle aspiration biopsy (FNA)...
Predicting Malignancy Risk in Gastrointestinal Subepithelial Tumors with Contrast-Enhanced Harmonic Endoscopic Ultrasonography Using Perfusion Analysis Software

Lee HS, Cho CM, Kwon YH, Nam SY

BACKGROUND/AIMS: Contrast-enhanced harmonic endoscopic ultrasonography (CEH-EUS) is a promising imaging modality that can differentiate subepithelial tumors (SETs) by detecting the degree of enhancement. However, whether CEH-EUS alone can predict the...
Impact of Changes in Medical Aid Status on Health Care Utilization

Kim W, Nam CM, Lee SG, Park S, Kim TH, Park EC

BACKGROUND: South Korea operates a Medical Aid (MA) program targeting selected low-income individuals to ensure medical service delivery to the disadvantaged while enhancing self-sufficiency of work-capable beneficiaries. However, as reasons...
Gastric Ulcers with Cytomegalovirus Infection in an Immunocompetent Patient

Kim TO, Shim KN, Kim SY, Lim JY, Choe AR, Tae CH, Moon CM, Kim SE, Jung HK, Jung SA

Cases of cytomegalovirus (CMV) infection are rare, and this infection is commonly asymptomatic in immunocompetent patients. Here, we report a pathologically proven case of CMV infection in gastric ulcers in...
Comparison of the Diagnostic Ability of Endoscopic Ultrasonography and Abdominopelvic Computed Tomography in the Diagnosis of Gastric Subepithelial Tumors

Kim SY, Shim KN, Lee JH, Lim JY, Kim TO, Choe AR, Tae CH, Jung HK, Moon CM, Kim SE, Jung SA

BACKGROUND/AIMS: Endoscopic ultrasonography (EUS) is the most efficient imaging modality for gastric subepithelial tumors (SETs). However, abdominopelvic computed tomography (APCT) has other advantages in evaluating the characteristics, local extension, or...
Temsirolimus in Asian Metastatic/Recurrent Non-clear Cell Renal Carcinoma

Lee JB, Park HS, Park S, Lee HJ, Kwon KA, Choi YJ, Kim YJ, Nam CM, Cho NH, Kang B, Chung HC, Rha SY

PURPOSE: Temsirolimus is effective in the treatment for metastatic non-clear cell renal cell carcinoma (nccRCC) with poor prognosis. We aim to investigate the efficacy and tolerability of temsirolimus in treatment...
Characteristics and Treatment Patterns of Patients with Advanced Soft Tissue Sarcoma in Korea

Kim HS, Nam CM, Jang SY, Choi SK, Han M, Kim S, Moneta MV, Lee SY, Cho JM, Novick D, Rha SY

PURPOSE: A soft tissue sarcoma (STS) is a rare type of cancer, accounting for 1% of adult solid cancers. The aim of the present study is to determine the incidence...
Characteristics and Survival of Korean Patients With Colorectal Cancer Based on Data From the Korea Central Cancer Registry Data

Hur H, Oh CM, Won YJ, Oh JH, Kim NK

PURPOSE: The incidence of colorectal cancer (CRC) in Korea has increased remarkably during the past few decades. The present study investigated the characteristics and survival of patients with CRC in...
Expression of CD44 according to Clinicopathologic Characteristics of Gastric Cancer

Ryu MS, Park HJ, Moon CM, Kim SE, Jung HK, Shim KN, Jung SA, Cho MS

OBJECTIVES: Cancer stem cells are defined as focal cluster of cells within a tumor that possess the capacity for self-renewal and differentiation into phenotypically heterogeneous cells. Cluster of differentiation 44...
Relationship of Vertigo and Postural Instability in Patients With Vestibular Schwannoma

Nam GS, Jung CM, Kim JH, Son EJ

OBJECTIVES: Growth of vestibular schwannomas (VS) causes progressive vestibular symptoms and postural instability. Since the tumor grows slowly, compensation of decaying vestibular input may decrease subjective symptoms of dizziness. This...

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