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Nephrology
Clinical significance of the presence of anti-human leukocyte antigen-donor specific antibody
in kidney transplant recipients with allograft dysfunction
Byung Ha Chung, Jeong Ho Kim, Bum Soon Choi, Cheol Whee Park, Ji-Il Kim, In Sung Moon, Yong-Soo Kim, Yeong Jin Choi, Eun-Jee Oh, Chul Woo Yang
Korean J Intern Med. 2018;33(1):157-167. Published online October 20, 2016
Background/Aims: This study investigated the clinical significance of detecting anti-human leukocyte antigen-donor specific antibody (HLA-DSA) in kidney transplant recipients (KTRs) requiring indication biopsy owing to allograft dysfunction.
Methods: We analyzed the presence of HLA-DSA in 210 KTRs ..
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Development of Kaposi sarcoma and hemophagocytic lymphohistiocytosis associated with human herpesvirus 8 in a renal transplant recipient
Young Jae Park, Hyun Jin Bae, Ji-Yeun Chang, Chul Woo Yang, Byung Ha Chung
Korean J Intern Med. 2017;32(4):750-752. Published online February 4, 2016
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Nephrology
Effects of metformin on hyperglycemia in an experimental model of tacrolimus- and sirolimus-induced diabetic rats
Jian Jin, Sun Woo Lim, Long Jin, Ji Hyun Yu, Hyun Seon Kim, Byung Ha Chung, Chul Woo Yang
Korean J Intern Med. 2017;32(2):314-322. Published online September 30, 2016
Background/Aims: Metformin (MET) is a first-line drug for type 2 diabetes mellitus (DM); its effect on new-onset diabetes after transplantation caused by immunosuppressant therapy is unclear. We compared the effects of MET on DM caused by tacrolimus (TAC) or sirolimus (SRL).
Methods: DM was induced..
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The impact of high serum bicarbonate levels on mortality in hemodialysis patients
Kyung Yoon Chang, Hyung Wook Kim, Woo Jeong Kim, Yong Kyun Kim, Su-Hyun Kim, Ho Chul Song, Young Ok Kim, Dong Chan Jin, Euy Jin Choi, Chul Woo Yang, Yong-Lim Kim, Nam-Ho Kim, Shin-Wook Kang, Yon-Su Kim, Young Soo Kim
Korean J Intern Med. 2017;32(1):109-116. Published online April 5, 2016
Background/Aims: The optimal serum bicarbonate level is controversial for patients who are undergoing hemodialysis (HD). In this study, we analyzed the impact of serum bicarbonate levels on mortality among HD patients. Methods: Prevalent HD patients were selected from the Clinical Research Center re..
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The impact of blood flow rate during hemodialysis on all-cause mortality
Kyung Yoon Chang, Su-Hyun Kim, Young Ok Kim, Dong Chan Jin, Ho Chul Song, Euy Jin Choi, Yong-Lim Kim, Yon-Su Kim, Shin-Wook Kang, Nam-Ho Kim, Chul Woo Yang, Yong Kyun Kim
Korean J Intern Med. 2016;31(6):1131-1139. Published online February 22, 2016
Background/Aims: Inadequacy of dialysis is associated with morbidity and mortality in chronic hemodialysis (HD) patients. Blood flow rate (BFR) during HD is one of the important determinants of increasing dialysis dose. However, the optimal BFR is unclear. In this study, we investigated the impact o..
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Safety and immunologic benefits of conversion to sirolimus in kidney transplant recipients with long-term exposure to calcineurin inhibitors
Ji Hyun Yu, Kyoung Woon Kim, Bo-Mi Kim, Byung Ha Chung, Mi-La Cho, Bum Soon Choi, Cheol Whee Park, Yong-Soo Kim, Chul Woo Yang
Korean J Intern Med. 2016;31(3):552-559. Published online March 11, 2016
Background/Aims: Sirolimus (SRL) is a promising immunosuppressant replacingcalcineurin inhibitors (CNIs). This study was performed to evaluate the safetyand immunologic benefits of conversion to SRL in stable kidney transplant (KT)recipients exposed to CNIs for long periods.
Methods: Fourteen CNI-t..
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Risk factors in the progression of BK virus-associated nephropathy in renal transplant recipients
Hae Min Lee, In-Ae Jang, Dongjae Lee, Eun Jin Kang, Bum Soon Choi, Cheol Whee Park, Yeong Jin Choi, Chul Woo Yang, Yong-Soo Kim, Byung Ha Chung
Korean J Intern Med. 2015;30(6):865-872. Published online October 30, 2015
Background/Aims: BK virus-associated nephropathy (BKVAN) is an important cause of allograft dysfunction in kidney transplant recipients. It has an unfavorable clinical course, and no definite treatment guidelines have yet been established. Here, we report our center’s experience with biopsy-proven ..
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Limited immune tolerance induced by transient mixed chimerism
Ji Hyun Yu, Byung Ha Chung, Eun Ji Oh, Ji-Il Kim, Hee-Je Kim, In Sung Moon, Chul Woo Yang
Korean J Intern Med. 2015;30(5):735-738. Published online August 27, 2015
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Nephrology
Immunologic and non-immunologic complications of a third kidney transplantation
Hyun Seon Kim, Jae Young Kim, Eun Jin Kang, Yoon Seok Choi, Ji-Il Kim, In Sung Moon, Bum Soon Choi, Cheol Whee Park, Chul Woo Yang, Yong-Soo Kim, Byung Ha Chung
Korean J Intern Med. 2015;30(5):657-664. Published online August 27, 2015
Background/Aims: Patients who undergo repeat kidney transplantations (KTs) are considered at high risk for experiencing immunologic and non-immunologic complications. In this study, we investigated the clinical outcomes, including medical and surgical complications, of patients who underwent a third..
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The impact of high-flux dialysis on mortality rates in incident and prevalent hemodialysis patients
Hyung Wook Kim, Su-Hyun Kim, Young Ok Kim, Dong Chan Jin, Ho Chul Song, Euy Jin Choi, Yong-Lim Kim, Yon-Su Kim, Shin-Wook Kang, Nam-Ho Kim, Chul Woo Yang, Yong Kyun Kim
Korean J Intern Med. 2014;29(6):774-784. Published online October 31, 2014
Background/Aims: The effect of high-flux (HF) dialysis on mortality rates could vary with the duration of dialysis. We evaluated the effects of HF dialysis on mortality rates in incident and prevalent hemodialysis (HD) patients.
Methods: Incident and prevalent HD patients were selected from the Cli..
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Recurrent neutropenia induced by rifabutin in a renal transplant recipient
Ji Yeun Chang, Eun Gyo Jeong, Ji Hyun Yu, Byung Ha Chung, Chul Woo Yang
Korean J Intern Med. 2014;29(4):532-534. Published online June 27, 2014
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Nephrology
Effects of pretransplant plasmapheresis and rituximab on recurrence of focal segmental glomerulosclerosis in adult renal transplant recipients
Hoon Suk Park, Yuah Hong, In O Sun, Byung Ha Chung, Hyung Wook Kim, Bum Soon Choi, Cheol Whee Park, Dong Chan Jin, Yong Soo Kim, Chul Woo Yang
Korean J Intern Med. 2014;29(4):482-488. Published online June 27, 2014
Background/Aims: Recurrent focal segmental glomerulosclerosis (FSGS) following renal transplantation is relatively common. However, the risk factors and optimal pretransplant treatment preventing recurrence of FSGS remain controversial.
Methods: We retrospectively reviewed 27 adult renal transplan..
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Cytomegalovirus esophagitis presents as chest pain in a renal transplant recipient
Young Bin Joo, Hong Soon Jung, Myong Ki Baeg, Wook Hyun Lee, Hwa Jeong Lee, Chul Woo Yang
Korean J Intern Med. 2013;28(4):497-499. Published online July 1, 2013
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Nephrology
Clinical characteristics and outcomes in renal transplant recipients with renal cell carcinoma in the native kidney
In O Sun, Yu Mi Ko, Eun Young Kim, Kyung Seon Park, Hong Soon Jung, Sun Hye Ko, Byung Ha Chung, Bum Soon Choi, Cheol Whee Park, Yong Soo Kim, Chul Woo Yang
Korean J Intern Med. 2013;28(3):347-351. Published online May 1, 2013
Background/AimsWe investigated the incidence and clinical characteristics of renal cell carcinoma (RCC) in the native kidney of renal transplant recipients. MethodsBetween 1991 and 2010, 1,425 patients underwent kidney transplantation at our ins..
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Cytomegalovirus Induced Interstitial Nephritis and Ureteral Stenosis in Renal Transplant Recipient
Sung Ha Bae, Byung Ha Chung, Yun Kyung Park, Kwanhoon Jo, Chul Woo Yang, Yong-Soo Kim, Bum Soon Choi
Korean J Intern Med. 2012;27(4):470-473. Published online November 27, 2012
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Experience of Anti-Viral Therapy in Hepatitis B-Associated Membranous Nephropathy, Including Lamivudine-Resistant Strains
In O Sun, Yu Ah Hong, Hoon Suk Park, Sun Ryoung Choi, Byung Ha Chung, Cheol Whee Park, Chul Woo Yang, Yong Soo Kim, Bum Soon Choi
Korean J Intern Med. 2012;27(4):411-416. Published online November 27, 2012
Background/AimsChronic hepatitis B infection is a common cause of secondary membranous nephropathy (MN) in endemic areas. Lamivudine treatment improves renal outcome in patients with hepatitis B virus-associated MN (HBV-MN), but prolonged use leads to the emergence of lamivudi..
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PPARγ Agonist Beyond Glucose Lowering Effect
Akira Sugawara, Akira Uruno, Masataka Kudo, Ken Matsuda, Chul Woo Yang, Sadayoshi Ito
Korean J Intern Med. 2011;26(1):19-24. Published online March 2, 2011
The nuclear hormone receptor PPARγ is activated by several agonists, including members of the thiazolidinedione group of insulin sensitizers. Pleiotropic beneficial effects of these agonists, independent of their blood glucose-lowering effects, have recently been demonstrated in the vasculature...
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Changing Donor Source Pattern for Kidney Transplantation over 40 Years: A Single-Center Experience
Byung Ha Chung, Mi Hyang Jung, Sung Ha Bae, Suk Hui Kang, Hyeon Seok Hwang, Bok Jin Hyoung, So Young Lee, Youn Ju Jeon, Bum Soon Choi, Cheol Whee Park, Yong-Soo Kim, Ji-Il Kim, In Sung Moon, Chul Woo Yang
Korean J Intern Med. 2010;25(3):288-293. Published online August 31, 2010
Background/AimsKidney transplantations at our center rely mainly on living donors. The purpose of this study was to suggest future donor supply directions by reviewing changing trends in donor type. MethodsDuring the past 40 years, 1,690 kidney ..
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The Efficacy and Safety of Ezetimibe and Low-Dose Simvastatin as a Primary Treatment for Dyslipidemia in Renal Transplant Recipients
Hye Eun Yoon, Joon Chang Song, Bok Jin Hyoung, Hyeon Seok Hwang, So Young Lee, Youn Joo Jeon, Bum Soon Choi, Yong Soo Kim, Chul Woo Yang
Korean J Intern Med. 2009;24(3):233-237. Published online August 26, 2009
Background/AimsThe efficacy and safety of a combination of ezetimibe and low-dose statin as primary treatment for dyslipidemia in renal transplant patients were evaluated prospectively. MethodsThe study enrolled 77 renal transplant recipients wi..
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Established and Newly Proposed Mechanisms of Chronic Cyclosporine Nephropathy
Hye Eun Yoon, Chul Woo Yang
Korean J Intern Med. 2009;24(2):81-92. Published online June 8, 2009
Cyclosporine (CsA) has improved patient and graft survival rates following solid-organ transplantation and has shown significant clinical benefits in the management of autoimmune diseases. However, the clinical use of CsA is often limited by acute or chronic nephropathy, which remains a major pro..
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