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Original Article

July 1, 2025


Distinct microbial signatures of liquid biopsy samples during gastric carcinogenesis and insights from extracellular vesicle analysis
Hee Sang You, Jae Yong Park, Hochan Seo, et al.
Korean J Intern Med. 2025;40(4):571-583.

1. Microbial diversity, particularly alpha and beta diversities, varies across different stages of gastric carcinogenesis, with notable changes in gastric juice and serum. 2. Distinct microbial signatures, including specific bacterial species...

Original Article

June 30, 2025


Prevalence of cholesterol gallstones in a Korean population over a 14-year period
Gyumin Lee, Jeong Yoon Suh, Junyeol Kim, et al.
Korean J Intern Med. 2025;40(4):584-591.

1. The proportion of cholesterol gallstones was 53.8% in the study population over 14-years period and 77.5% among individuals under the age of 50. 2. Central obesity and elevated fasting blood...

Original Article

July 1, 2025


Submucosal saline injection and mini-probe endoscopic ultrasound to assess endoscopic resectability of colorectal subepithelial tumors
Jung-Bin Park, Ji Eun Baek, June Hwa Bae, et al.
Korean J Intern Med. 2025;40(4):592-605.

1. Therapeutic decision-making for colorectal SELs can be challenging, and the endoscopic non-lifting sign after SSI is not objectively measurable. However, submucosal cushion thickness (the distance between the SEL base...

Original Article

July 1, 2025


Impact of body mass index on clinical outcomes in intestinal Behçet’s disease
Daye Park, Jihye Park, Soo Jung Park, et al.
Korean J Intern Med. 2025;40(4):606-615.

1. Underweight patients with intestinal BD experienced significantly poorer clinical outcomes, including higher rates of biologics use, surgery, hospitalization, and emergency room visits, than normal, overweight, and obese patients. 2. Routine...

Original Article

July 1, 2025


Detection rate by time period and predictors of serious arrhythmias in unexplained syncope: a multicenter implantable loop recorder registry study
Juwon Kim, Il-Young Oh, Myung-Jin Cha, et al.
Korean J Intern Med. 2025;40(4):616-625.

1. In this relatively large cohort study (n = 394), we evaluated diagnosis rate by time period after ILR implantation and identified predictors of serious arrhythmias in patients with unexplained...

Original Article

July 1, 2025


Efficacy and safety of first-line afatinib in older patients with advanced EGFR-mutated non-small cell lung cancer
Mi-Hyun Kim, Hayoung Seong, Soo Han Kim, et al.
Korean J Intern Med. 2025;40(4):626-633.

1. First-line afatinib is an effective treatment option for older patients. 2. Post-TKI management, including tissue re-biopsy and platinum-based chemotherapy, tended to be underprescribed in this age group. 3. A 30 mg...

Original Article

July 1, 2025


Clinical impacts of COVID-19 on severe exacerbation and mortality in interstitial lung disease: prognosis 30 days after infection
Bo-Guen Kim, Sun-Kyung Lee, Dong Won Park, et al.
Korean J Intern Med. 2025;40(4):634-644.

1. In this study, we evaluated the clinical impact of COVID-19 on patients with ILD. 2. We found that ILD patients who survived COVID-19 were at higher risk of severe exacerbation...

Original Article

July 1, 2025


Association between body mass index and survival after hematopoietic stem cell transplantation
Han-Sang Baek, Jong Hyuk Lee, Joonyub Lee, et al.
Korean J Intern Med. 2025;40(4):645-656.

1. A BMI below 18.5 kg/m2 is an independent risk factor for increased early mortality after HSCT. 2. Obesity was not associated with poorer outcomes, indicating BMI alone may not be...

Original Article

July 1, 2025


Decreased frequency and inflammatory change of FoxP3+ regulatory T cells in immunopathogenesis of human acute graft-versus-host disease
Nayeon Seong, Cheongin Yang, Kunye Kwak, et al.
Korean J Intern Med. 2025;40(4):657-666.

1. During human acute GvHD, frequencies of circulating Treg cells are significantly decreased. 2. Treg cells undergo inflammatory conversion, producing pro-inflammatory cytokines TNF-α and exhibiting reduced suppressive activity. 3. This conversion is...

Original Article

July 1, 2025


Cytokine profiles associated with persisting symptoms of post-acute sequelae of COVID-19
Ji-Soo Kwon, Euijin Chang, Hyeon Mu Jang, et al.
Korean J Intern Med. 2025;40(4):667-675.

1. Some PASC symptoms are associated with persistent inflammation. 2. The variation in cytokine profiles across different symptoms suggests the involvement of different pathophysiological mechanisms. 3. Symptoms exhibiting similar cytokine profiles are...

Original Article

April 1, 2025


Association of peripheral leukocyte telomere length with patients with rheumatoid arthritis with a focus on interstitial lung disease
Young Bin Joo, So-Young Bang, Su Jin Hong, et al.
Korean J Intern Med. 2025;40(4):676-686.

Background/Aims: This study investigated whether telomere length (TL) in rheumatoid arthritis (RA) patients is shorter than in controls, whether TL in RA patients with interstitial lung disease (RA-ILD) differs from...
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    • Current Issue
    Volume 40(4); Jul 2025
    Incidence and prevalence of seropositive rheumatoid arthritis among Korean women of childbearing age: a nationwide population-based study  (7,893 times)
    Min Kyung Chung, Chan Hee Lee, Jin Su Park, et al.
    Korean J Intern Med. 2023;38(1):125-133.

    Original Article

    May 19, 2022
    Incidence and prevalence of seropositive rheumatoid arthritis among Korean women of childbearing age: a nationwide population-based study  (7,893 times)
    Min Kyung Chung, Chan Hee Lee, Jin Su Park, et al.
    Korean J Intern Med. 2023;38(1):125-133.

    Original Article

    May 19, 2022
    Successful coronary angiography via distal radial access in an 82-year-old male patient with polydactyly  (3,687 times)
    Kang Hee Kim, Bong-Ki Lee, Jeong Hun Seo, et al.
    Korean J Intern Med. 2024;39(1):196-197.

    Image of interest

    September 26, 2023
    Comment on " Positive fecal immunochemical test results are associated with non-colorectal cancer mortality"  (5,217 times)
    Yong Eun Park
    Korean J Intern Med. 2023;38(2):264-265.

    Correspondence

    July 27, 2022
    Comment on " Positive fecal immunochemical test results are associated with non-colorectal cancer mortality"  (5,217 times)
    Yong Eun Park
    Korean J Intern Med. 2023;38(2):264-265.

    Correspondence

    July 27, 2022
    Evaluation and management of hypernatremia in adults: clinical perspectives  (7,355 times)
    Giae Yun, Seon Ha Baek, Sejoong Kim
    Korean J Intern Med. 2023;38(3):290-302.

    Review

    December 29, 2022
    Nailfold capillaroscopy findings of interstitial pneumonia with autoimmune features  (2,571 times)
    Sang-Heon Lee, Hong Ki Min, Se-Hee Kim, et al.
    Korean J Intern Med. 2023;38(6):903-911.

    Original Article

    July 25, 2023
    Glial cell line-derived neurotrophic factor and its role in attenuating renal fibrosis: a review  (2,862 times)
    Yousuf Abdulkarim Waheed, Wokuheleza Buberwa, Dong Sun
    Korean J Intern Med. 2025;40(2):219-229.

    Review

    December 13, 2023
    Successful coronary angiography via distal radial access in an 82-year-old male patient with polydactyly  (3,687 times)
    Kang Hee Kim, Bong-Ki Lee, Jeong Hun Seo, et al.
    Korean J Intern Med. 2024;39(1):196-197.

    Image of interest

    September 26, 2023
    Evaluation and management of hypernatremia in adults: clinical perspectives  (7,355 times)
    Giae Yun, Seon Ha Baek, Sejoong Kim
    Korean J Intern Med. 2023;38(3):290-302.

    Review

    December 29, 2022
    Omega-3 fatty acids and atrial fibrillation  (4,630 times)
    Ji Hye Huh, Sang-Ho Jo
    Korean J Intern Med. 2023;38(3):282-289.

    Review

    December 14, 2022
    Nailfold capillaroscopy findings of interstitial pneumonia with autoimmune features  (2,571 times)
    Sang-Heon Lee, Hong Ki Min, Se-Hee Kim, et al.
    Korean J Intern Med. 2023;38(6):903-911.

    Original Article

    July 25, 2023
    An unusual cause of a huge abscess in the thigh  (1,427 times)
    Dae Gon Ryu, Su Bum Park, Cheol Woong Choi, et al.
    Korean J Intern Med. 2024;39(3):537-538.

    Image of interest

    November 30, 2023
    The role of roxadustat in chronic kidney disease patients complicated with anemia  (1,705 times)
    Jie Liu, Fan Yang, Yousuf Waheed, et al.
    Korean J Intern Med. 2023;38(2):147-156.

    Review

    January 2, 2023
    Role of cardiac imaging in management of heart failure  (1,126 times)
    So Ree Kim, Seong-Mi Park
    Korean J Intern Med. 2023;38(5):607-619.

    Review

    August 29, 2023
    Effect of age on the prognosis of intrahepatic cholangiocarcinoma  (1,427 times)
    Jung Hun Kim, Young Koog Cheon, Tae Yoon Lee, et al.
    Korean J Intern Med. 2023;38(1):39-47.

    Original Article

    December 21, 2022
    An unusual cause of a huge abscess in the thigh  (1,427 times)
    Dae Gon Ryu, Su Bum Park, Cheol Woong Choi, et al.
    Korean J Intern Med. 2024;39(3):537-538.

    Image of interest

    November 30, 2023
    Assessment and nonsurgical management of low back pain: a narrative review  (2,489 times)
    Sung Cheol Park, Min-Seok Kang, Jae Hyuk Yang, et al.
    Korean J Intern Med. 2023;38(1):16-26.

    Review

    November 24, 2022
    Long-term cardiovascular events in hypertensive patients: full report of the Korean Hypertension Cohort  (1,283 times)
    Jin Young Lee, Jean Kyung Bak, Mina Kim, et al.
    Korean J Intern Med. 2023;38(1):56-67.

    Original Article

    December 14, 2022
    Diabetes screening in South Korea: a new estimate of the number needed to screen to detect diabetes  (4,904 times)
    Kyoung Hwa Ha, Kyung Ae Lee, Kyung-Do Han, et al.
    Korean J Intern Med. 2023;38(1):93-100.

    Original Article

    November 24, 2022
    Fecal microbiota transplantation is not a magical treatment, but better too early than too late  (1,497 times)
    Jongbeom Shin
    Korean J Intern Med. 2023;38(1):3-4.

    Editorial

    December 28, 2022
    Omega-3 fatty acids and atrial fibrillation  (4,630 times)
    Ji Hye Huh, Sang-Ho Jo
    Korean J Intern Med. 2023;38(3):282-289.

    Review

    December 14, 2022
    Diabetes screening in South Korea: a new estimate of the number needed to screen to detect diabetes  (4,904 times)
    Kyoung Hwa Ha, Kyung Ae Lee, Kyung-Do Han, et al.
    Korean J Intern Med. 2023;38(1):93-100.

    Original Article

    November 24, 2022
    Clinical outcomes of and risk factors for secondary infection in patients with severe COVID-19: a multicenter cohort study in South Korea  (1,869 times)
    Yong Sub Na, Ae-Rin Baek, Moon Seong Baek, et al.
    Korean J Intern Med. 2023;38(1):68-79.

    Original Article

    November 24, 2022
    Analysis of the gut microbiome using extracellular vesicles in the urine of patients with colorectal cancer  (1,757 times)
    Hyuk Yoon, Nam-Eun Kim, Jihye Park, et al.
    Korean J Intern Med. 2023;38(1):27-38.

    Original Article

    November 10, 2022
    Omega-3 fatty acids and atrial fibrillation  (4,630 times)
    Ji Hye Huh, Sang-Ho Jo
    Korean J Intern Med. 2023;38(3):282-289.

    Review

    December 14, 2022
    A study on changes in lung function, neutralizing antibodies, and symptoms of adult patients hospitalized with COVID-19  (1,587 times)
    Moon Seong Baek, Seong-Ho Choi, Won-Young Kim, et al.
    Korean J Intern Med. 2023;38(1):101-112.

    Original Article

    October 25, 2022
    Prevalence, incidence, and risk factors of malignancy in patients with rheumatoid arthritis: a nationwide cohort study from Korea  (3,594 times)
    Kyung Min Ko, Su-Jin Moon
    Korean J Intern Med. 2023;38(1):113-124.

    Original Article

    August 20, 2021
    Evaluation and management of hypernatremia in adults: clinical perspectives  (7,355 times)
    Giae Yun, Seon Ha Baek, Sejoong Kim
    Korean J Intern Med. 2023;38(3):290-302.

    Review

    December 29, 2022
    Omega-3 fatty acids and atrial fibrillation  (4,630 times)
    Ji Hye Huh, Sang-Ho Jo
    Korean J Intern Med. 2023;38(3):282-289.

    Review

    December 14, 2022

    Korean Journal of
    Internal Medicine

    Print ISSN: 1226-3303
    Online ISSN: 2005-6648

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