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Pulmonology
Clinical outcomes of and risk factors for secondary infection in patients with severe COVID-19: a multicenter cohort study in South Korea
Yong Sub Na, Ae-Rin Baek, Moon Seong Baek, Won-Young Kim, Jin Hyoung Kim, Bo young Lee, Gil Myeong Seong, Song-I Lee
Korean J Intern Med. 2023;38(1):68-79. Published online November 24, 2022
Background/Aims: Secondary infection with influenza virus occurs in critically ill patients and is associated with substantial morbidity and mortality; however, there is limited information about it in patients with severe coronavirus disease 2019 (COVID-19). Thus, we investigated the clinical outco..
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Gastroenterology
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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Cardiology
Effects of renin-angiotensin system blockers on the risk and outcomes of severe acute respiratory syndrome coronavirus 2 infection in patients with hypertension
Jinwoo Lee, Seong Jin Jo, Youngjin Cho, Ji Hyun Lee, Il-Young Oh, Jin Joo Park, Young-Seok Cho, Dong-Ju Choi
Korean J Intern Med. 2021;36(Suppl 1):S123-S131. Published online February 10, 2021
Background/Aims: There are concerns that the use of renin-angiotensin system (RAS) blockers may increase the risk of being infected with severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) or progressing to a severe clinical course after infection. This this study aimed to investigate the i..
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Pulmonology
Estimating the burden of nosocomial exposure to tuberculosis in South Korea, a nationwide population based cross-sectional study
Hyung Woo Kim, Jun-Pyo Myong, Ju Sang Kim
Korean J Intern Med. 2021;36(5):1134-1145. Published online December 18, 2020
Background/Aims: The aim of the study was to investigate the current nationwide burden of nosocomial exposure to tuberculosis (TB) using national health insurance claims data.
Methods: All patients who had claims for drug susceptibility testing for TB from 2012 to 2016, which indicated culture-prov..
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Rapid Communication
Dynamics of viral load and anti-SARS-CoV-2 antibodies in patients with positive RT-PCR results after recovery from COVID-19
Kyoung-Ho Song, Dong-Min Kim, Hyunju Lee, Sin Young Ham, Sang-Min Oh, Hyeonju Jeong, Jongtak Jung, Chang Kyung Kang, Ji Young Park, Yu Min Kang, Ji-Yeon Kim, Jeong Su Park, Kyoung Un Park, Eu Suk Kim, Hong Bin Kim
Korean J Intern Med. 2021;36(1):11-14. Published online November 25, 2020
Recently, the number of patients with coronavirus disease 2019 (COVID-19) who have tested positive for severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), via the reverse transcription polymerase chain reaction (RT-PCR) test, after recovery has increased; this has caused a dilemma regardin..
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Infectious diseases
The clinical and economic burden of community-onset complicated skin and skin structure infections in Korea
Yong Kyun Cho, Heung Jeong Woo, Shin Woo Kim, In-Gyu Bae, Young Goo Song, Hee Jin Cheong, Hyuck Lee, Sang Hoon Han, Hee Jung Choi, Chisook Moon, Seong Yeol Ryu, Jian Hur, Ja Cob Lee, Yu Mi Jo, Young Joo Kim
Korean J Intern Med. 2020;35(6):1497-1506. Published online February 20, 2020
Background/Aims: To investigate epidemiologic characteristics, clinical and economic burdens, and factors associated with mortality in complicated skin and skin structure infection (cSSSI) patients in Korea.
Methods: A retrospective, observational, nationwide study was conducted between April to Ju..
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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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Nephrology
Low parathyroid hormone level predicts infection-related mortality in incident dialysis patients: a prospective cohort study
Yu Ah Hong, Jeong Ho Kim, Yong Kyun Kim, Yoon Kyung Chang, Cheol Whee Park, Suk Young Kim, Yon Su Kim, Shin-Wook Kang, Nam-Ho Kim, Yong-Lim Kim, Chul Woo Yang
Korean J Intern Med. 2020;35(1):160-170. Published online October 28, 2019
Background/Aims: Parathyroid hormone (PTH) is an important factor influencing immunologic dysfunction, but the effect of PTH level on infection-related outcomes remains unclear in incident dialysis.
Methods: We evaluated a multicenter prospective cohort study of 1,771 incident dialysis patients (1,..
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Infectious diseases
Predictors of postoperative infectious complications in liver transplant recipients: experience of 185 consecutive cases
Seungjin Lim, Eun Jung Kim, Tae Beom Lee, Byung Hyun Choi, Young Mok Park, Kwangho Yang, Je Ho Ryu, Chong Woo Chu, Su Jin Lee
Korean J Intern Med. 2018;33(4):798-806. Published online February 23, 2018
Background/Aims: Infections following liver transplant (LT) remain a major cause of mortality. This study was conducted to evaluate risk factors for infection and to review clinical characteristics.
Methods: Medical records of patients who underwent LT from 2010 to 2014 were retrospectively analyze..
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Infectious complications after hematopoietic stem cell transplantation: current status and future perspectives in Korea
Sung-Yeon Cho, Hyeon-Jeong Lee, Dong-Gun Lee
Korean J Intern Med. 2018;33(2):256-276. Published online February 27, 2018
Hematopoietic stem cell transplantation (HSCT) is a treatment for hematologic malignancies, immune deficiencies, or genetic diseases, ect. Recently, the number of HSCTs performed in Korea has increased and the outcomes have improved. However, infectious complications account for most of the morbidit..
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Middle East respiratory syndrome: what we learned from the 2015 outbreak in the Republic of Korea
Myoung-don Oh, Wan Beom Park, Sang-Won Park, Pyoeng Gyun Choe, Ji Hwan Bang, Kyoung-Ho Song, Eu Suk Kim, Hong Bin Kim, Nam Joong Kim
Korean J Intern Med. 2018;33(2):233-246. Published online February 27, 2018
Middle East Respiratory Syndrome coronavirus (MERS-CoV) was first isolated from a patient with severe pneumonia in 2012. The 2015 Korea outbreak of MERSCoV involved 186 cases, including 38 fatalities. A total of 83% of transmission events were due to five superspreaders, and 44% of the 186 MERS case..
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Clinical value of procalcitonin for suspected nosocomial bloodstream infection
Joo Kyoung Cha, Ki Hwan Kwon, Seung Joo Byun, Soo Ryeong Ryoo, Jeong Hyeon Lee, Jae-Woo Chung, Hee Jin Huh, Seok Lae Chae, Seong Yeon Park
Korean J Intern Med. 2018;33(1):176-184. Published online November 8, 2017
Background/Aims: Procalcitonin (PCT) may prove to be a useful marker to exclude or predict bloodstream infection (BSI). However, the ability of PCT levels to differentiate BSI from non-BSI episodes has not been evaluated in nosocomial BSI.
Methods: We retrospectively reviewed the medical records of..
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In vitro antiviral activity of ribavirin against severe fever with thrombocytopenia syndrome virus
Myung Jin Lee, Kye-Hyung Kim, Jongyoun Yi, Su Jin Choi, Pyoeng Gyun Choe, Wan Beom Park, Nam Joong Kim, Myoung-don Oh
Korean J Intern Med. 2017;32(4):731-737. Published online November 30, 2016
Background/Aims: Severe fever with thrombocytopenia syndrome (SFTS) is an emerging infectious disease caused by severe fever with thrombocytopenia syndrome virus (SFTSV), a novel bunyavirus. As yet, there is no effective antiviral therapy for SFTS. Ribavirin is a broad-spectrum antiviral agent, whic..
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Nephrology
Vitamin D deficiency is associated with increased risk of bacterial infections after kidney transplantation
Young-Jae Park, Sang-Un Kim, Kyung-Hee Lee, Jong-Hak Lee, Eugene Kwon, Hee-Yeon Jung, Ji-Young Choi, Jang-Hee Cho, Sun-Hee Park, Yong-Lim Kim, Hyung-Kee Kim, Seung Huh, Chan-Duck Kim
Korean J Intern Med. 2017;32(3):505-513. Published online March 25, 2016
Background/Aims: There may be an association between vitamin D levels and allograft outcomes in kidney transplant recipients (KTRs). However, few studies have been conducted to determine the association between vitamin D levels and post-transplant infections. This study investigated the impact of vi..
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Rheumatology
Infection in systemic lupus erythematosus, similarities, and differences with lupus flare
Ju-Yang Jung, Chang-Hee Suh
Korean J Intern Med. 2017;32(3):429-438. Published online April 28, 2017
Systemic lupus erythematosus (SLE) is a chronic autoimmune disease with diverse manifestations, and its pathogenesis is unclear and complicated. Infection and SLE are similar in that they both cause inf lammatory reactions in the immune system; however, one functions to protect the body, whereas the..
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Everolimus-induced activation of latent Mycobacterium tuberculosis infection in a patient with metastatic renal cell carcinoma
So-Yeon Jeon, Ho-Young Yhim, Na-Ri Lee, Eun-Kee Song, Jae-Yong Kwak, Chang-Yeol Yim
Korean J Intern Med. 2017;32(2):365-368. Published online February 2, 2016
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Infectious diseases
Association of biofilm production with colonization among clinical isolates of Acinetobacter baumannii
Seong Yeol Ryu, Won-Ki Baek, Hyun Ah Kim
Korean J Intern Med. 2017;32(2):345-351. Published online September 22, 2016
Background/Aims: The pathogen Acinetobacter baumannii is increasingly causing healthcare-associated infections worldwide, particularly in intensive care units. Biofilm formation, a factor contributing to the virulence of A. baumannii, is associated with long-term persistence in hospita..
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Risk factors and molecular epidemiology of community-onset, multidrug resistance extended-spectrum β-lactamase-producing Escherichia coli infections
So Yeon Park, Cheol-In Kang, Yu Mi Wi, Doo Ryeon Chung, Kyong Ran Peck, Nam-Yong Lee, Jae-Hoon Song
Korean J Intern Med. 2017;32(1):146-157. Published online April 20, 2016
Background/Aims: Although multidrug resistance (MDR) among extended-spectrum β-lactamase-producing Escherichia coli (ESBL-EC) poses significant therapeutic challenges, little is known regarding the risk factors and epidemiology of community-onset MDR‑ESBL‑EC infections. We performed this study t..
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Pulmonology
Risk factors associated with provoked pulmonary embolism
Endri Gjonbrataj, Ji Na Kim, Juarda Gjonbrataj, Hye In Jung, Hyun Jung Kim, Won-Il Choi
Korean J Intern Med. 2017;32(1):95-101. Published online April 21, 2016
Background/Aims: This study aimed to investigate the risk factors associated with provoked pulmonary embolism (PE). Methods: This retrospective cohort study included 237 patients with PE. Patients that had transient risk factors at diagnosis were classified as having provoked PE, with the remaining ..
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Mild form of Guillain-Barré syndrome in a patient with primary Epstein-Barr virus infection
Se Yong Kim, Kang-Won Choe, Sehhoon Park, Doran Yoon, Chan-Young Ock, Seung Wook Hong, Jung Yeon Heo
Korean J Intern Med. 2016;31(6):1191-1193. Published online February 2, 2016
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