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Nephrology
Kidney replacement therapy trends in end-stage kidney disease patients in South Korea during the COVID-19 pandemic
Ah-Young Kim, Min-Jeong Lee, Heejung Choi, Hankil Lee, Inwhee Park
Korean J Intern Med. 2024;39(6):967-978. Published online October 24, 2024
Background/Aims: The corona virus disease 2019 posed a major risk for end-stage kidney disease (ESKD) cases. Our study aimed to assess changes in kidney replacement therapy (KRT) trends and healthcare access for these patients during the pandemic.
Methods: We retrospectively analyzed nationwide dat..
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Steps to understanding diabetes kidney disease: a focus on metabolomics
Hyo Jin Kim, Sang Heon Song
Korean J Intern Med. 2024;39(6):898-905. Published online October 22, 2024
Diabetic nephropathy (DN), a leading cause of chronic kidney disease and end-stage kidney disease (ESKD), poses global health challenges given its increasing prevalence. DN increases the risk of mortality and cardiovascular events. Early identification and appropriate DN management are crucial. Howe..
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Machine learning approaches toward an understanding of acute kidney injury: current trends and future directions
Inyong Jeong, Nam-Jun Cho, Se-Jin Ahn, Hwamin Lee, Hyo-Wook Gil
Korean J Intern Med. 2024;39(6):882-897. Published online October 29, 2024
Acute kidney injury (AKI) is a significant health challenge associated with adverse patient outcomes and substantial economic burdens. Many authors have sought to prevent and predict AKI. Here, we comprehensively review recent advances in the use of artificial intelligence (AI) to predict AKI, and t..
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Kidney transplantation in the elderly
Byung Hwa Park, Song Yi Kil, Ye Na Kim, Ho Sik Shin, Yeonsoon Jung, Hark Rim
Korean J Intern Med. 2024;39(6):875-881. Published online October 24, 2024
Interest in kidney transplant studies in the elderly population is increasing as more research has been conducted on the immune system. With this review, we hope to encourage the need for research on kidney transplantation in the elderly.
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Nephrology
Obesity is associated with incident chronic kidney disease in individuals with normal renal function
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. 2024;39(5):813-822. Published online August 13, 2024
Background/Aims: Obesity has known to be a modifiable risk factor associated with worse outcomes in chronic kidney disease (CKD), but few studies have examined the impact of obesity on CKD incidence in the general population. The purpose of this study was to investigate the role of body mass index (..
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Endocrinology-metabolism
Efficacy and safety of denosumab treatment for Korean patients with Stage 3b–4 chronic kidney disease and osteoporosis
Jin Taek Kim, You Mi Kim, Kyong Yeun Jung, Hoonsung Choi, So Young Lee, Hyo-Jeong Kim
Korean J Intern Med. 2024;39(1):148-159. Published online December 22, 2023
Background/Aims: We evaluated the efficacy and safety of denosumab treatment in severe chronic kidney disease (CKD) patients with osteoporosis. We also investigated whether the treatment affects the coronary artery calcifications.
Methods: Twenty-seven postmenopausal women with Stage 3b–4 CKD and..
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Nephrology
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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Recent updates in therapeutic approach using tolvaptan for autosomal dominant polycystic kidney disease
Yaerim Kim, Seungyeup Han
Korean J Intern Med. 2023;38(3):322-331. Published online April 25, 2023
As a genetic disease, there has been a long-standing effort to identify therapeutic options for autosomal dominant polycystic kidney disease (ADPKD). Following the development of tolvaptan, a vasopressin 2 receptor antagonist, the treatment strategy for ADPKD patients with rapid disease progression ..
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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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Nephrology
Insufficient early renal recovery and progression to subsequent chronic kidney disease in living kidney donors
Yaerim Kim, Eunjeong Kang, Dong-Wan Chae, Jung Pyo Lee, Sik Lee, Soo Wan Kim, Jang-Hee Cho, Miyeun Han, Seungyeup Han, Yong Chul Kim, Dong Ki Kim, Kwon Wook Joo, Yon Su Kim, Hajeong Lee
Korean J Intern Med. 2022;37(5):1021-1030. Published online April 13, 2022
Background/Aims: Renal recovery of a kidney donor after undergoing nephrectomy though challenging is essential. We aimed to examine the effect of estimated glomerular filtration rate (eGFR) percent change at 1-month post-donation on insufficient kidney function after kidney donation.
Methods: A tot..
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Low waist circumference prior to percutaneous coronary intervention predict the risk for end-stage renal disease: a nationwide Korean population based-cohort study
Eun Hui Bae, Sang Yup Lim, Eun Mi Yang, Tae Ryom Oh, Hong Sang Choi, Chang Seong Kim, Seong Kwon Ma, Bongseong Kim, Kyung-Do Han, Soo Wan Kim
Korean J Intern Med. 2022;37(3):639-652. Published online February 11, 2022
Background/Aims: The obesity paradox has been known in end-stage renal disease (ESRD). However, the effect of body mass index (BMI) or waist circumference (WC) prior to percutaneous coronary intervention (PCI) on the development of ESRD is not clear.
Methods: Using nationally representative data fr..
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Role of T cells in ischemic acute kidney injury and repair
Kyungho Lee, Hye Ryoun Jang
Korean J Intern Med. 2022;37(3):534-550. Published online April 28, 2022
Ischemic acute kidney injury (AKI) is a common medical problem with significant mortality and morbidity, affecting a large number of patients globally. Ischemic AKI is associated with intrarenal inflammation as well as systemic inflammation; thus, the innate and adaptive immune systems are implicate..
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Omics-based biomarkers for diagnosis and prediction of kidney allograft rejection
Jeong-Hoon Lim, Byung Ha Chung, Sang-Ho Lee, Hee-Yeon Jung, Ji-Young Choi, Jang-Hee Cho, Sun-Hee Park, Yong-Lim Kim, Chan-Duck Kim
Korean J Intern Med. 2022;37(3):520-533. Published online April 15, 2022
Kidney transplantation is the preferred treatment for patients with end-stage kidney disease, because it prolongs survival and improves quality of life. Allograft biopsy is the gold standard for diagnosing allograft rejection. However, it is invasive and reactive, and continuous monitoring is unreal..
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Emotional and cognitive changes in chronic kidney disease
Duk-Soo Kim, Seong-Wook Kim, Hyo-Wook Gil
Korean J Intern Med. 2022;37(3):489-501. Published online March 8, 2022
Chronic kidney disease (CKD) leads to cognitive impairment and emotional changes. However, the precise mechanism underlying the crosstalk between the kidneys and the nervous system is not fully understood. Inflammation and cerebrovascular disease can influence the development of depression in CKD. C..
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Nephrology
Alleviation of renal ischemia/reperfusion injury by exosomes from induced pluripotent stem cell-derived mesenchymal stem cells
Sun Woo Lim, Kyung Woon Kim, Bo Mi Kim, Yoo Jin Shin, Kang Luo, Yi Quan, Sheng Cui, Eun Jeong Ko, Byung Ha Chung, Chul Woo Yang
Korean J Intern Med. 2022;37(2):411-424. Published online September 16, 2021
Background/Aims: Renal ischemia followed by reperfusion (I/R) is a leading cause of acute kidney injury (AKI), which is closely associated with high morbidity and mortality. Studies have shown that induced pluripotent stem cell (iPSC)-derived mesenchymal stem cells (iMSCs) exert powerful therapeutic..
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Plasma oxalic acid and cardiovascular risk in end-stage renal disease patients: a prospective, observational cohort pilot study
Natalia Stepanova, Victoria Driianska, Lesya Korol, Lyudmyla Snisar, Larysa Lebed
Korean J Intern Med. 2022;37(1):167-178. Published online June 25, 2021
Background/Aims: It was hypothesized that oxalate might be strongly involved in atherogenesis and the inflammatory pathway that could result in an increased risk of cardiovascular disease (CVD) in end-stage renal disease (ESRD) patients. Therefore, this study aimed to address two primary research qu..
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Human kidney organoids model the tacrolimus nephrotoxicity and elucidate the role of autophagy
Jin Won Kim, Sun Ah Nam, Eunjeong Seo, Jong Young Lee, Dohui Kim, Ji Hyeon Ju, Sun Woo Lim, Hong Lim Kim, Hyung Wook Kim, Chul Woo Yang, Jin Kim, Dong Sung Kim, Yong Kyun kim
Korean J Intern Med. 2021;36(6):1420-1436. Published online July 27, 2021
Background/Aims: Tacrolimus has been used as an immunosuppressive agent in organ transplantation. Despite the therapeutic benefits, tacrolimus’s use is limited due to its nephrotoxicity. To reduce tacrolimus nephrotoxicity, effective humanized experimental models may be helpful. Here, we modeled t..
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Role of asymptomatic hyperuricemia in the progression of chronic kidney disease and cardiovascular disease
Yousuf Waheed, Fan Yang, Dong Sun
Korean J Intern Med. 2021;36(6):1281-1293. Published online July 8, 2021
Previous research has investigated whether hyperuricemia serves as an independent risk factor for cardiovascular and renal diseases. Hyperuricemia is defined as an abnormally high level of uric acid (UA; i.e., serum urate level > 6.8 mg/dL). Hyperuricemia has been considered a complication of chroni..
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Nephrology
Role of Akt1 in renal fibrosis and tubular dedifferentiation during the progression of acute kidney injury to chronic kidney disease
Il Young Kim, Yeon Kyeong Park, Sang Heon Song, Eun Young Seong, Dong Won Lee, Sun Sik Bae, Soo Bong Lee
Korean J Intern Med. 2021;36(4):962-974. Published online December 16, 2020
Background/Aims: Acute kidney injury (AKI) is an underestimated yet important risk factor for the development of chronic kidney disease (CKD), characterized by tubulointerstitial fibrosis and tubular dedifferentiation. Tubular dedifferentiation, which is associated with the loss of epithelial marker..
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Water-soluble coenzyme Q10 provides better protection than lipid-soluble coenzyme Q10 in a rat model of chronic tacrolimus nephropathy
Sheng Cui, Kang Luo, Yi Quan, Sun Woo Lim, Yoo Jin Shin, Kyung Eun Lee, Hong Lim Kim, Eun Jeong Ko, Ju Hwan Kim, Sang J. Chung, Soo Kyung Bae, Byung Ha Chung, Chul Woo Yang
Korean J Intern Med. 2021;36(4):949-961. Published online January 12, 2021
Background/Aims: Coenzyme Q10 (CoQ10), is a promising antioxidant; however, low bioavailability owing to lipid-solubility is a limiting factor. We developed water-soluble CoQ10 (CoQ10-W) and compared its effects with conventional lipid-soluble CoQ10
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