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Hemato-oncology
Pulmonary toxicities of molecular targeted antineoplastic agents: a single-center 10-year experience
Min-Young Lee, Seug Yun Yoon, Kyoung Ha Kim, Namsu Lee, Ha Youn Kim, Jung Hwa Hwang, Jong-Ho Won
Korean J Intern Med. 2021;36(3):689-698. Published online January 8, 2021
Background/Aims: A better understanding of cancer cell biology has led to the discovery and development of several new targeted agents for cancer. These drugs are widely used in cancer treatment and have good toxicity profiles. However, some patients are extremely sensitive to these drugs and can de..
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Nephrology
Effect of urinary angiotensinogen and high-salt diet on blood pressure in patients with chronic kidney disease: results from the Korean Cohort Study for Outcome in Patients with Chronic Kidney Disease (KNOW-CKD)
Ha Yeon Kim, Hong Sang Choi, Chang Seong Kim, Eun Hui Bae, Seong Kwon Ma, Su-Ah Sung, Seung Hyeok Han, Kook-Hwan Oh, Curie Ahn, Soo Wan Kim
Korean J Intern Med. 2021;36(3):659-667. Published online October 8, 2020
Background/Aims: This study aimed to investigate whether urinary angiotensinogen (UAGT) excretion was associated with elevated blood pressure in patients with chronic kidney disease (CKD) and to evaluate the relationship among blood pressure, intra-renal renin-angiotensin system (RAS) activity, and ..
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Pulmonology
Clinical impact of long-term change in air trapping on pulmonary function and computed tomography parameters in chronic obstructive pulmonary disease
Jeong Uk Lim, Jae Seung Lee, Ji-Hyun Lee, Sang-Do Lee, Yeon-Mok Oh, Chin Kook Rhee; for the Korean Obstructive Lung Disease (KOLD) Study Group
Korean J Intern Med. 2021;36(3):636-646. Published online November 25, 2020
Background/Aims: Air trapping is associated with unfavorable outcomes in chronic obstructive pulmonary disease (COPD). The present study evaluated the association between longitudinal changes in air trapping with pulmonary function, computed tomography (CT) parameters and exacerbation.
Methods: Pat..
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Cut-off value of FEV1/FEV6 to determine airflow limitation using handheld spirometry in subjects with risk of chronic obstructive pulmonary disease
Yong Il Hwang, Youlim Kim, Chin Kook Rhee, Deog Kyeom Kim, Yong Bum Park, Kwang Ha Yoo, Ki-Suck Jung, Chang Youl Lee
Korean J Intern Med. 2021;36(3):629-635. Published online June 24, 2020
Background/Aims: Postbronchodilator forced expiratory volume in 1 second (FEV1)/forced vital capacity (FVC) less than 0.7 using spirometry is the golden standard to diagnose airf low limitation of chronic obstructive pulmonary disease (COPD). Recently, measuring FEV6 has been s..
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Gastroenterology
Impact of nonalcoholic fatty liver disease on the risk of metachronous colorectal neoplasia after polypectomy
Nam Hee Kim, Yoon Suk Jung, Jung Ho Park, Dong Il Park, Chong Il Sohn
Korean J Intern Med. 2021;36(3):557-567. Published online July 7, 2020
Background/Aims: Metabolic syndrome has been reported to be a risk factor for metachronous colorectal neoplasia (CRN). However, the impact of nonalcoholic fatty liver disease (NAFLD), a hepatic manifestation of metabolic syndrome, on the development of metachronous CRN after polypectomy has been rar..
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Recent advances in the diagnosis and management of interstitial pneumonia with autoimmune features: the perspective of rheumatologists
Hong Ki Min, Se-Hee Kim, Sang-Heon Lee, Hae-Rim Kim
Korean J Intern Med. 2021;36(3):515-526. Published online February 8, 2021
Interstitial pneumonia with autoimmune feature (IPAF) is a recently established disease entity that is comprised of interstitial lung diseases with evidence of autoimmune features but that does not fulfill the criteria for definite autoimmune rheumatic diseases. The classification criteria for IPAF ..
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Hemato-oncology
The clinical, laboratory, and radiologic improvement due to siltuximab treatment in idiopathic multicentric Castleman’s disease
Gi-June Min, Young-Woo Jeon, Sung-Soo Park, Silvia Park, Seung-Hawn Shin, Seung-Ah Yahng, Jae-Ho Yoon, Sung-Eun Lee, Byung-Sik Cho, Ki-Seong Eom, Yoo-Jin Kim, Seok Lee, Hee-Je Kim, Chang-Ki Min, Dong-Wook Kim, Jong-Wook Lee, Seok-Goo Cho
Korean J Intern Med. 2021;36(2):424-432. Published online February 24, 2020
Background/Aims: Idiopathic multicentric Castleman disease (iMCD) comprises approximately 30% of all cases of Castleman disease. It is characterized by constitutional symptoms, enlarged lymph nodes at multiple anatomical sites, and laboratory test abnormalities, which are primarily related to the o..
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How lessons learned from the 2015 Middle East respiratory syndrome outbreak affected the response to coronavirus disease 2019 in the Republic of Korea
Tae Un Yang, Ji Yun Noh, Joon-Young Song, Hee Jin Cheong, Woo Joo Kim
Korean J Intern Med. 2021;36(2):271-285. Published online February 5, 2021
The Republic of Korea (ROK) experienced a public health crisis due to Middle East respiratory syndrome (MERS) in 2015 and is currently going through the coronavirus disease 2019 (COVID-19) pandemic. Lessons learned from the disastrous MERS outbreak were ref lected in the preparedness system, and the..
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Severe hypoglycemia as a preventable risk factor for cardiovascular disease in patients with type 2 diabetes mellitus
Soo-Yeon Choi, Seung-Hyun Ko
Korean J Intern Med. 2021;36(2):263-270. Published online January 8, 2021
Glucose-lowering medication and lifestyle modification are essential for optimal glycemic control in patients with type 2 diabetes mellitus (T2DM). However, glucose-lowering agents, particularly insulin and insulin secretagogues, may cause hypoglycemia, which has multiple negative effects on the car..
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Angiotensin-converting enzyme 2 and kidney diseases in the era of coronavirus disease 2019
Sang Heon Suh, Seong Kwon Ma, Soo Wan Kim, Eun Hui Bae
Korean J Intern Med. 2021;36(2):247-262. Published online October 16, 2020
In the decades since the discovery of angiotensin-converting enzyme 2 (ACE2), its protective role in terms of antagonizing activation of the classical renin-angiotensin system (RAS) axis has been recognized in clinical and experimental studies on kidney and cardiovascular diseases. The effects of AC..
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Rheumatology
Association of body composition with disease activity and disability in rheumatoid arthritis
Kyeong Min Son, Seong Hun Kang, Young Il Seo, Hyun Ah Kim
Korean J Intern Med. 2021;36(1):214-222. Published online May 15, 2020
Background/Aims: To explore the associations between body composition and pain, disease activity, and disability in rheumatoid arthritis (RA).
Methods: The study enrolled 335 patients with RA and underwent body composition measurement with an InBody analyzer. The associations of body mass index (BM..
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Infectious diseases
Ongoing outbreak of human adenovirus-associated acute respiratory illness in the Republic of Korea military, 2013 to 2018
Jae-Hoon Ko, Hyeong-taek Woo, Hong Sang Oh, Song Mi Moon, Joon Young Choi, Jeong Uk Lim, Donghoon Kim, Junsu Byun, Soon-Hwan Kwon, Daeyoun Kang, Jung Yeon Heo, Kyong Ran Peck
Korean J Intern Med. 2021;36(1):205-213. Published online September 5, 2019
Background/Aims: Human adenovirus type 55 (HAdV-55), an emerging epidemic strain, has caused several large outbreaks in the Korean military since 2014, and HAdV-associated acute respiratory illness (HAdV-ARI) has been continuously reported thereafter.
Methods: To evaluate the epidemiologic characte..
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Cardiology
Clinical characteristics of spontaneous coronary artery dissection in young female patients with acute myocardial infarction in Korea
Yongcheol Kim, Xiongyi Han, Youngkeun Ahn, Min Chul Kim, Doo Sun Sim, Young Joon Hong, Ju Han Kim, Myung Ho Jeong
Korean J Intern Med. 2021;36(1):106-113. Published online July 18, 2019
Background/Aims: We aimed to evaluate the prevalence, characteristics, and clinical outcomes of spontaneous coronary artery dissection (SCAD) in young female patients with acute myocardial infarction (AMI).
Methods: We identified 8,250 patients diagnosed with AMI who underwent coronary angiogram fr..
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Gastroenterology
The quality of non-alcoholic fatty liver disease information resources for patients on the internet in Korea
In Tae So, Yoo Jin Lee, Hye In Jung, Jae Seok Hwang, Byoung Kuk Jang
Korean J Intern Med. 2021;36(1):86-96. Published online July 31, 2019
Background/Aims: Many patients uses the internet to obtain information about their diseases. However, there is increasing concern regarding the quality of internet information. Thus, we aimed to systematically evaluate the quality of websites containing educational information about non-alcoholic fat..
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Rheumatology
Pilot study: asymptomatic hyperuricemia patients with obesity and nonalcoholic fatty liver disease have increased risk of double contour sign
Hong Ki Min, Hyonjoung Cho, Sung-Hwan Park
Korean J Intern Med. 2020;35(6):1517-1523. Published online June 13, 2019
Background/Aims: Double contour sign (DCS) is a representative ultrasonographic finding in gout. DCS is evidence of monosodium urate deposit in gouty arthritis and has been identified in some patients with asymptomatic hyperuricemia. However, the specific characteristics of asymptomatic hyperuricemi..
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Pulmonology
Age- and sex-related characteristics of the increasing trend of nontuberculous mycobacteria pulmonary disease in a tertiary hospital in South Korea from 2006 to 2016
Youngmok Park, Chi Young Kim, Moo Suk Park, Young Sam Kim, Joon Chang, Young Ae Kang
Korean J Intern Med. 2020;35(6):1424-1431. Published online June 19, 2020
Background/Aims: The incidence rate of nontuberculous mycobacterial pulmonary disease (NTM-PD) is increasing worldwide. However, data regarding the age- and sex-specific epidemiology of NTM-PD are limited. This study aimed to investigate the long-term epidemiologic trends of NTM-PD within the recent..
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A population-based observational study of patients with pulmonary disorders in intensive care unit
Hyun Woo Lee, Eunjeong Ji, Soyeon Ahn, Hye-Joo Yang, Seo-Young Yoon, Tae Yeon Park, Yeon Joo Lee, Jinwoo Lee, Sang-Min Lee, Seung-Hye Choi, Young-Jae Cho
Korean J Intern Med. 2020;35(6):1411-1423. Published online November 25, 2019
Background/Aims: Only a few epidemiologic studies on the patients with pulmonary disorders admitted to intensive care unit exist. We investigated the characteristics and clinical outcomes of the patients with severe pulmonary disorders.
Methods: The sample cohort database of National Health Insuran..
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Gastroenterology
Association between high fatty liver index and development of colorectal cancer: a nationwide cohort study with 21,592,374 Korean
Yoon Jin Choi, Dong Ho Lee, Kyung-Do Han
Korean J Intern Med. 2020;35(6):1354-1363. Published online April 10, 2020
Background/Aims: In Korea, the incidence of colorectal cancer (CRC) and nonalcoholic fatty liver disease (NAFLD) has increased due to a westernized lifestyle. This study investigated whether a high fatty liver index that reflects NAFLD correlates with CRC.
Methods: Data from the National Health Ins..
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Recommendations for the management of patients with systemic rheumatic diseases during the coronavirus disease pandemic
Mi Ryoung Seo, Ji-Won Kim, Eun-Jung Park, Seung Min Jung, Yoon-Kyoung Sung, Hyungjin Kim, Gunwoo Kim, Hyun-Sook Kim, Myeung-Su Lee, Jisoo Lee, Ji An Hur, Bum Sik Chin, Joong Sik Eom, Han Joo Baek; The Korean College of Rheumatology working group
Korean J Intern Med. 2020;35(6):1317-1332. Published online September 15, 2020
Patients with systemic rheumatic diseases (SRD) are vulnerable for coronavirus disease (COVID-19). The Korean College of Rheumatology recognized the urgent need to develop recommendations for rheumatologists and other physicians to manage patients with SRD during the COVID-19 pandemic. The working g..
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Nutritional management in patients with chronic kidney disease
Sun Moon Kim, Ji Yong Jung
Korean J Intern Med. 2020;35(6):1279-1290. Published online September 23, 2020
The global prevalence of chronic kidney disease (CKD) is increasing with the aging of populations worldwide. As kidney function declines, the accumulation of metabolic waste products and excessive electrolytes can significantly impair the health of patients with CKD. As nutritional management of pat..
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