KJIM :: The Korean Journal of Internal Medicine

Original Article

October 22, 2024

Fatty liver index and development of lung cancer: a nationwide cohort study

Jihye Lim, Bongseong Kim, Kyungdo Han, et al.

Korean J Intern Med. 2025;40(2):275-285.

1. In the analysis included over three million individuals who underwent a general health examination, higher FLI scores were associated with an increased risk of lung cancer, with variations in...

Original Article

December 23, 2024

Characteristics and outcomes of portal vein thrombosis in patients with inflammatory bowel disease in Korea

Ki Jin Kim, Su-Bin Song, Jung-Bin Park, et al.

Korean J Intern Med. 2025;40(2):243-250.

1. This study analyzed the characteristics and prognosis of concurrent PVT in South Korean IBD patients and is of significance due to the favorable outcomes observed regardless of anticoagulation use.

Original Article

February 21, 2025

Increased risk of dementia in patients with primary Sjogren’s syndrome: a nationwide population-based cohort study

Kyung-Ann Lee, Hyeji Jeon, Hyun-Sook Kim, et al.

Korean J Intern Med. 2025;40(2):330-338.

1. In the present population-based cohort study, pSS was significantly associated with an increased risk of dementia. 2. Early exposure to HCQ is associated with a lower risk of dementia in...

Original Article

February 21, 2025

Explainable paroxysmal atrial fibrillation diagnosis using an artificial intelligence-enabled electrocardiogram

Yeongbong Jin, Bonggyun Ko, Woojin Chang, et al.

Korean J Intern Med. 2025;40(2):251-261.

1. Developed a deep learning model to diagnose AF onset in potential patients exhibiting NSR. 2. Employed a deep learning explanation method to verify the decision basis of the model and...

Original Article

February 21, 2025

Initial and peak serum levels of Krebs von den Lungen-6 for predicting the prognosis of patients with COVID-19

Geonui Kim, Hyeonwoo Kwon, Sang Hyun Ra, et al.

Korean J Intern Med. 2025;40(2):321-329.

1. Elevated initial and peak KL-6 levels are strongly associated with 30-day mortality in hospitalized patients with COVID-19. 2. Continuous monitoring of KL-6 levels is essential, as both the initial and...

Original Article

February 21, 2025

Clinical outcomes of esophageal squamous cell carcinoma in patients aged over 80 years

Dae Gon Ryu, Cheol Woong Choi, Su Jin Kim, et al.

Korean J Intern Med. 2025;40(2):230-242.

Background/Aims: The clinical outcomes and optimal treatment of esophageal squamous cell carcinoma (ESCC) in elderly patients are unclear. This study aimed to assess the clinical outcomes of ESCC in patients...

Original Article

March 1, 2025

Sex-specific impact of the COVID-19 outbreak on the incidence of metabolic syndrome: a comparative study of 2018–2019 and 2020–2021

Kyeong-Hyeon Chun, Hyun-Jin Kim, Dae Ryong Kang, et al.

Korean J Intern Med. 2025;40(2):262-274.

1. The COVID-19 pandemic significantly increased the prevalence of metabolic syndrome, primarily through increases in waist circumference and fasting glucose levels, with notable sex-specific differences. 2. Males experienced significant increases in...

Original Article

March 1, 2025

Impact of tracheostomy on clinical outcomes in ventilated patients with severe pneumonia: a propensity-matched cohort study

Hayoung Seong, Hyojin Jang, Wanho Yoo, et al.

Korean J Intern Med. 2025;40(2):286-298.

1. Tracheostomy reduces the 90-day cumulative mortality rate in severe pneumonia patients requiring prolonged MV. 2. ET has a positive impact on alleviating ICU capacity and reducing healthcare expenditures. 3. Considering tracheostomy...

Original Article

March 1, 2025

Persistent influence of past obesity on current adiponectin levels and mortality in patients with type 2 diabetes

Min-Ji Kim, Sung-Woo Kim, Bitna Ha, et al.

Korean J Intern Med. 2025;40(2):299-309.

Background/Aims: Adiponectin, a hormone primarily produced by adipocytes, typically shows an inverse relationship with body mass index (BMI). However, some studies have reported a positive correlation between the two. Thus,...

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