Most-cited are based on citations from 2023 ~ 2025.
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Cardiology / Review
Role of echocardiography in acute pulmonary embolism
Jin Kyung Oh, Jae-Hyeong Park
Korean J Intern Med. 2023;38(4):456-470. Published online January 2, 2023
Although pulmonary embolism (PE)-related mortality rate has decreased because of prompt diagnosis and effective therapy use, acute PE remains a potentially lethal disease. Due to its increasing prevalence, clinicians should pay attention to diagnosing and managing patients with acute PE. Echocardiog..
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Infectious diseases / Correspondence
MicroCLOTS pathophysiology in coronavirus disease 2019
Samuele Renzi, Giovanni Landoni, Alberto Zangrillo, Fabio Ciceri
Korean J Intern Med. 2023;38(4):570-571. Published online September 9, 2020
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Gastroenterology / Original Article
Analysis of the gut microbiome using extracellular vesicles in the urine of patients with colorectal cancer
Hyuk Yoon, Nam-Eun Kim, Jihye Park, Cheol Min Shin, Nayoung Kim, Dong Ho Lee, Jae Yong Park, Chang Hwan Choi, Jae Gyu Kim, Young Soo Park
Korean J Intern Med. 2023;38(1):27-38. Published online November 10, 2022
Background/Aims: We evaluated the gut microbiome using extracellular vesicles (EVs) in the urine of patients with colorectal cancer (CRC) to determine whether gut-microbe-derived EVs could be a potential biomarker for the diagnosis of CRC.
Methods: EVs were isolated from the urine of patients with ..
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Nephrology / Review
Evaluation and management of hypernatremia in adults: clinical perspectives
Giae Yun, Seon Ha Baek, Sejoong Kim
Korean J Intern Med. 2023;38(3):290-302. Published online December 29, 2022
Hypernatremia is an occasionally encountered electrolyte disorder, which may lead to fatal consequences under improper management. Hypernatremia is a disorder of the homeostatic status regarding body water and sodium contents. This imbalance is the basis for the diagnostic approach to hypernatremia...
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Rheumatology / Original Article
Incidence of rheumatic diseases during the COVID-19 pandemic in South Korea
Soo Min Ahn, Seongho Eun, Sunghwan Ji, Seokchan Hong, Chang-Keun Lee, Bin Yoo, Ji Seon Oh, Yong-Gil Kim
Korean J Intern Med. 2023;38(2):248-253. Published online January 17, 2023
Background/Aims: The recent coronavirus disease 2019 (COVID-19) pandemic has been associated with changes in the epidemiology of not only infectious diseases but also several non-infectious conditions. This study investigated changes in the recorded incidence of various rheumatic diseases during the..
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Endocrinology-metabolism / Original Article
Diabetes screening in South Korea: a new estimate of the number needed to screen to detect diabetes
Kyoung Hwa Ha, Kyung Ae Lee, Kyung-Do Han, Min Kyong Moon, Dae Jung Kim
Korean J Intern Med. 2023;38(1):93-100. Published online November 24, 2022
Background/Aims: The Korean Diabetes Association (KDA) guidelines recommend adults aged ≥ 40 years and adults aged ≥ 30 years with diabetes risk factors for diabetes screening. This study aimed to determine the age threshold for diabetes screening in Korean adults.
Methods: This study was based o..
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Endocrinology-metabolism / Original Article
Comorbidities associated with high-risk obstructive sleep apnea based on the STOP-BANG questionnaire: a nationwide population-based study
Gene Huh, Kyoung do Han, Yong-Moon Park, Chan-Soon Park, Kyu-na Lee, Eun Young Lee, Jung-Hae Cho
Korean J Intern Med. 2023;38(1):80-92. Published online November 10, 2022
Background/Aims: We investigated the prevalence, associated factors, and comorbidities of high-risk obstructive sleep apnea (OSA) as determined by the STOP-BANG questionnaire in a Korean adult population.
Methods: Data were obtained from 7,650 adults (aged ≥ 40 years) who participated in the Korea ..
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Pulmonology / Original Article
Real-world evaluation of atezolizumab and etoposide-carboplatin as a first-line treatment for extensive-stage small cell lung cancer
Soo Han Kim, Eun Jung Jo, Jeongha Mok, Kwangha Lee, Ki Uk Kim, Hye-Kyung Park, Min Ki Lee, Jung Seop Eom, Mi-Hyun Kim
Korean J Intern Med. 2023;38(2):218-225. Published online February 21, 2023
Background/Aims: Despite the obvious benefits of adding immune checkpoint inhibitors to platinum-etoposide chemotherapy in patients with extensive-stage small-cell lung cancer (ES-SCLC), real-world data remain scarce.
Methods: This retrospective study included 89 patients with ES-SCLC treated with ..
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Nephrology / Original Article
Prognostic role of the neutrophil-to-lymphocyte ratio in patients with chronic kidney disease
Jin Kim, Su Hyun Song, Tae Ryom Oh, Sang Heon Suh, Hong Sang Choi, Chang Seong Kim, Seong Kwon Ma, Soo Wan Kim, Eun Hui Bae
Korean J Intern Med. 2023;38(5):725-733. Published online August 17, 2023
Background/Aims: The neutrophil-to-lymphocyte ratio (NLR) has a prognostic value in cardiovascular disease, infection, inflammatory disease, and several malignancies. Therefore, the NLR has a possible predictive value in patients with chronic kidney disease (CKD), but this predictive value has not b..
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Rheumatology / Original Article
Prevalence, incidence, and risk factors of malignancy in patients with rheumatoid arthritis: a nationwide cohort study from Korea
Kyung Min Ko, Su-Jin Moon
Korean J Intern Med. 2023;38(1):113-124. Published online August 20, 2021
Background/Aims: This study aims to evaluate the incidence of malignancy in patients with rheumatoid arthritis (RA) and to investigate risk factors for such in a nationwide, population-based cohort.
Methods: In a large, prospective, observational cohort study, 5,077 patients with RA were enrolled f..
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Gastroenterology / Original Article
Cancer risk in patients with Peutz-Jeghers syndrome in Korea: a retrospective multi-center study
Su Hwan Kim, Eun Ran Kim, Jae Jun Park, Eun Sun Kim, Hyeon Jeong Goong, Kyeong Ok Kim, Ji Hyung Nam, Yehyun Park, Sang Pyo Lee, Hyun Joo Jang; KSGE; Research Group of Capsule Endoscopy and Artificial Intelligence in Imaging
Korean J Intern Med. 2023;38(2):176-185. Published online December 15, 2022
Background/Aims: There have been little research on the cancer risks of patients with Peutz-Jeghers syndrome (PJS) in Korea. We aimed to investigate the clinical features of PJS patients and their cancer incidence rate.
Methods: Patients with PJS from nine medical centers were enrolled. In those pa..
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Nephrology / Review
Sarcopenia in chronic kidney disease: from bench to bedside
Da Woon Kim, Sang Heon Song
Korean J Intern Med. 2023;38(3):303-321. Published online April 20, 2023
Sarcopenia is a condition characterized by a loss of muscle mass and function. In chronic kidney disease (CKD), where a chronic catabolic state exists, sarcopenia commonly occurs through various mechanisms, resulting in muscle wasting and decreased muscle endurance. Sarcopenic patients with CKD have..
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Gastroenterology / Original Article
Helicobacter pylori eradication reduces risk for recurrence of gastric hyperplastic polyp after endoscopic resection
Young Sin Cho, Su Youn Nam, Hee Seok Moon, Tae Ho Kim, Sung Eun Kim, Jin Tae Jung
Korean J Intern Med. 2023;38(2):167-175. Published online November 28, 2022
Background/Aims: Little is known about the effect of Helicobacter pylori eradication on the recurrence of gastric hyperplastic polyps after endoscopic resection. Thus, we evaluated the recurrence rate of gastric hyperplastic polyps based on H. pylori eradication following endoscopic re..
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Cardiology / Review
Omega-3 fatty acids and atrial fibrillation
Ji Hye Huh, Sang-Ho Jo
Korean J Intern Med. 2023;38(3):282-289. Published online December 14, 2022
Although some clinical trials have demonstrated reduced incidence of cardiovascular disease with the use of omega-3 fatty acids, others have found an increased risk of atrial fibrillation (AF). AF is the most common sustained cardiac arrhythmia worldwide. It is associated with high morbidity and mor..
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Gastroenterology / Original Article
Effect of age on the prognosis of intrahepatic cholangiocarcinoma
Jung Hun Kim, Young Koog Cheon, Tae Yoon Lee, Sang Hoon Lee, Hyunji Chung
Korean J Intern Med. 2023;38(1):39-47. Published online December 21, 2022
Background/Aims: Intrahepatic cholangiocarcinoma (iCCA) is a subgroup of cholangiocarcinoma and is the second- most-common primary hepatic tumor. Several predictive and prognostic factors have been analyzed; however, in this study we focused on the influence of age. Our aim was to use real-world res..
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Nephrology / Review
The role of roxadustat in chronic kidney disease patients complicated with anemia
Jie Liu, Fan Yang, Yousuf Waheed, Shulin Li, Kun Liu, Xinglei Zhou
Korean J Intern Med. 2023;38(2):147-156. Published online January 2, 2023
The incidence of chronic kidney disease (CKD) is increasing worldwide and the current prevalence rate is 13.4%. There are > 120 million CKD patients in China and this number is expected to increase. One of the main abnormalities in patients with CKD and kidney impairment is decreased synthesis of er..
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Infectious diseases / Original Article
Clinical significance of antinuclear antibody positivity in patients with severe coronavirus disease 2019
Soo Hyun Park, Jin Woong Suh, Kyung-Sook Yang, Jeong Yeon Kim, Sun Bean Kim, Jang Wook Sohn, Young Kyung Yoon
Korean J Intern Med. 2023;38(3):417-426. Published online April 6, 2023
Background/Aims: This study aimed to investigate the clinical characteristics and outcomes of fluorescent antinuclear antibody (FANA)-positive patients admitted for coronavirus disease 2019 (COVID‐19) and identify FANA as a prognostic factor of mortality.
Methods: This retrospective study was con..
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Hemato-oncology / Original Article
Rituximab plus multiagent chemotherapy for newly diagnosed CD20-positive acute lymphoblastic leukemia: a prospective phase II study
Dong Won Baek, Han-Seung Park, Sang Kyun Sohn, Dae Young Kim, Inho Kim, Jae-Sook Ahn, Young Rok Do, Se Ryeon Lee, Hyeon-Seok Eom, Won-Sik Lee, Sung-Hyun Kim, Ho Sup Lee, Yoo Jin Lee, Joon Ho Moon, Je-Hwan Lee; Adult Acute Lymphoblastic Leukemia Working Party, the Korean Society of Hematology
Korean J Intern Med. 2023;38(5):734-746. Published online June 20, 2023
Background/Aims: We performed a prospective study to determine the efficacy and safety of rituximab including chemotherapy in CD20-positive acute lymphoblastic leukemia (ALL).
Methods: Patients with newly diagnosed ALL, aged ≥ 15 years, were eligible for the study if their leukemic blast cells in ..
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Gastroenterology / Original Article
Ten-day tegoprazan-based concomitant therapy as a first-line treatment for Helicobacter pylori eradication
Yong Hwan Kwon, Seong Woo Jeon, Su Youn Nam, Dong Wook Lee, Ji Hey Park, Hui Jin Bae
Korean J Intern Med. 2023;38(4):493-503. Published online June 28, 2023
Background/Aims: Tegoprazan, a novel potassium-competitive acid blocker, has shown rapid action and gastric acid inhibition. In this study, we evaluated the efficacy of a tegoprazan-based, nonbismuth-containing quadruple (concomitant) therapy for the primary eradication of Helicobacter pylori..
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Gastroenterology / Original Article
Recognition and attitudes of Korean physicians toward fecal microbiota transplantation: a survey study
Tae-Geun Gweon, Yoo Jin Lee, Sung Kyun Yim, Seung Yong Kim, Chang Hwan Choi, Young-Seok Cho; on behalf of the Microbiome Research Group of the Korean Society for Neurogastroenterology and Motility
Korean J Intern Med. 2023;38(1):48-55. Published online November 10, 2022
Background/Aims: Fecal microbiota transplantation (FMT) represents a treatment option for recurrent Clostridioides difficile infection (CDI). Recently, FMT has been investigated in various clinical settings other than CDI. This study examined Korean physicians’ recognition of FMT and their attitude..
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