chung-yi Cheng

chung-yi Cheng
Wan Fang Hospital · Internal Medicine

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66
Publications
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Publications

Publications (66)
Article
Background Dipeptidyl peptidase 4 inhibitors (DPP4i) are considered safe for use in patients with diabetes mellitus (DM) and kidney dysfunction. To explore whether usage of DPP4i who recovered from dialysis requiring acute kidney injury (AKI) could reduce risk of future cardiac and kidney events. Methods We utilized the TriNetX platform to investi...
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Background and Objectives: Chronic kidney disease (CKD) poses a significant global health challenge, necessitating effective renal replacement therapies. Peritoneal dialysis (PD) offers a patient-friendly, home-based alternative to hemodialysis. The Stepwise Initiation of Peritoneal Dialysis (SIPD) method, used in the SPD group and involving a grad...
Article
Background Acute kidney injury (AKI) is a severe complication of coronavirus disease 2019 (COVID-19) and is associated with a higher risk of mortality. Understanding the risk factors contributing to COVID-19-related AKI and mortality before vaccination is important for the initiation of preventative measures and early treatment strategies. Methods...
Preprint
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Background Acquiring proficiency in medicine typically necessitates a combination of foundational knowledge and hands-on experience. However, how do lecture and hands-on practice affect the psychological learning process in ultrasound education remains unclear. The purpose of this research was to test how the different learning activities associate...
Article
Unilateral kidney hypoplasia is a congenital condition characterized by the underdevelopment of one kidney. Although often asymptomatic, it can cause severe renal complications in patients combined with contralateral renal injury, leading to acute renal failure. This case report describes a patient with unilateral kidney hypoplasia who underwent a...
Article
Backgruound: The initiation of sodium-glucose cotransporter-2 inhibitors (SGLT2i) typically leads to a reversible initial dip in estimated glomerular filtration rate (eGFR). The implications of this phenomenon on clinical outcomes are not well-defined. Methods: We searched MEDLINE, Embase, and Cochrane Library from inception to March 23, 2023 to...
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Background: Hemodialysis patients are at an increased risk of SARS-CoV-2 infection and are excluded from preauthorization COVID-19 vaccine trials; therefore, their immunogenicity is uncertain. Methods: To compare the antibody responses to homologous ChAdOx1 and mRNA-1273 SARS-CoV-2 vaccination in hemodialysis patients, 103 age- and sex-matched h...
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The intimate correlation of chronic kidney disease (CKD) with structural alteration in gut microbiota or metabolite profile has been documented in a growing body of studies. Nevertheless, a paucity of demonstrated knowledge regarding the impact and underlying mechanism of gut microbiota or metabolite on occurrence or progression of CKD is unclarifi...
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Objectives Numerous factors are associated with the risk of osteoporosis in patients with chronic kidney disease, including vitamin D deficiency, hypocalcaemia, hyperphosphataemia and secondary hyperparathyroidism. This study aimed to assess the correlation between cumulative erythropoietin (EPO) doses and osteoporosis risk in patients on chronic d...
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Background and Objectives: Osteoporosis and anemia are prevalent among chronic kidney disease stage 5D (CKD stage 5D) patients. Osteoblasts are known as the niche cells of hematopoietic stem cells (HSCs) and stimulate HSCs to form blood-cell lineages within bone marrow microenvironments. We hypothesized that an inverse correlation may exist between...
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Background As ultrasound has become increasingly prominent in medicine, portable ultrasound is perceived as the visual stethoscope of the twenty-first century. Many studies have shown that exposing preclinical students to ultrasound training can increase their motivation and ultrasound competency. However, few studies have discussed the effect of u...
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Numerous randomized controlled trials (RCTs) and meta-analyses have assessed the effects of supplemental dietary polyunsaturated fatty acids (PUFAs) on levels of low-density lipoprotein (LDL) and high-density lipoprotein (HDL) and the LDL/HDL ratio in patients receiving renal replacement therapy (RRT). However, results are ambiguous due to mixed re...
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Background: Chronic kidney disease (CKD) patients tend to have a reduced immune response to infection and vaccination. The efficacy of current available COVID-19 vaccines in CKD patients has not been widely evaluated. Methods: In the present study, three hundred and eight chronic dialysis patients received ChAdOx1 nCoV-19 (Oxford-AstraZeneca, AZ...
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Acute kidney injury (AKI) is a sudden episode of kidney damage that commonly occurs in patients admitted to hospitals. To date, no ideal treatment has been developed to reduce AKI severity. Oligo-fucoidan (FC) interferes with renal tubular cell surface protein cluster of differentiation 44 (CD44) to prevent renal interstitial fibrosis; however, the...
Article
Objectives: Studies have pointed out inadequate antibody response following COVID-19 vaccination in patients with end-stage renal disease (ESRD), although the interplays of humoral and cellular immunity remain unclear. Methods: We recruited 53 ESRD patients receiving the ChAdOx1 nCov-19 vaccine. Antibody titer (AT) against the receptor-binding dom...
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The clinical characteristics and surgical prognosis of glucocorticoid-remediable aldosteronism (GRA, also known as familial hyperaldosteronism type 1, FH-I) have not been widely studied. Using data from the Taiwan Primary Aldosteronism Investigation (TAIPAI) registry retrospectively, we describe the associated clinical factors for GRA and clinical...
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Objectives: Over the past two decades, debates on whether the profit status of dialysis facilities influences patient prognosis have been popular in the USA. Taiwan is one of the regions with the highest rate per capita of kidney replacement therapy worldwide, but no similar research has been conducted to date. This is the first study to address t...
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Background: In recent years, point-of-care ultrasound (POCUS) has become an essential field of medical education. Bedside ultrasound has become a necessary skill for clinical physicians. Previous studies have already discussed the importance of advancements in ultrasound education. However, learning motivations for ultrasound education have seldom...
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Purpose The use of Virtual Reality (VR) in health professions education has increased dramatically in recent years, yet there is limited evidence of its impact on educational outcomes. The purpose of the study was to assess the impact of VR anatomy instruction on the ultrasound competency of novice learners participating in a ultrasonography worksh...
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Chronic kidney disease (CKD) is a common global progressive disease, but there are no ideal drugs for the treatment. Fucoidan and fucoxanthin, and L-carnitine are one of the very few natural products that have a therapeutic effect on CKD in animal experiments. However, the combined effects of these compounds on CKD are unknown. We established a mou...
Preprint
Full-text available
Background Point-of-care ultrasound (POCUS) has become a hot issue and trend in medical education in recent years. Ultrasound is an indispensable skill for clinical physicians. Previous studies have already discussed the importance of and advancements in ultrasound education. However, learning motivations with regard to ultrasound education have se...
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Far-infrared radiation (FIR) exerts numerous beneficial effects on health and cell physiology. Recent studies revealed that the biological effects of FIR are independent of thermal effects. There is no proper method for measuring the parameters of the non-thermal biological effects of FIR, which limits its biomedical application. In this study, we...
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Rationale: Severe hypertriglyceridemia is the 3rd-leading cause of acute pancreatitis. Current treatment option for hypertriglyceridemia associated with acute pancreatitis is mainly supportive measures, including adequate fluid supply, pain management, and broad-spectrum antibiotics if necessary. Extracorporeal method by mean of plasmapheresis is...
Article
Ethnopharmacological relevance: Brown seaweed is a common food for Asians, and the bioactive ingredient fucoxanthin exerts anti-apoptotic activities in several cell types. Renal tubular cell apoptosis is one of the common cellular events leading to renal fibrosis and chronic kidney disease (CKD). However, the influence of fucoxanthin-containing br...
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The role of the hepato-protective agent plasmon-activated water (PAW) as an innovative anti-oxidant during chronic sleep deprivation (SD) is realized in this study. PAW possesses reduced hydrogen-bonded structure, higher chemical potential and significant anti-oxidative properties. In vitro tests using rat liver cell line (Clone-9) have demonstrate...
Article
Severe falciparum malaria is associated with multiple organ dysfunction and a high rate of fatal outcome. Malaria is a world-wide disease in tropical areas through the bites of vector mosquitoes. Parasitic protozoans introduced by the mosquito's saliva to the blood travel to the liver then mature and reproduce. In humans, malaria is caused by Plasm...
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Rapidly progressive glomerulonephritis (RPGN) is usually accompanied by microscopic glomerular crescent formation with progression to renal failure within weeks to months. RPGN is relative rare and affecting 10% to 15% of patients with glomerulonephritis (GN). The antineutrophlil cytoplasmic antibody (ANCA)-associated RPGN are responsible for more...
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Tubulointerstitial fibrosis is recognized as a key determinant of progressive chronic kidney disease (CKD). Fucoidan, a sulphated polysaccharide extracted from brown seaweed, exerts beneficial effects in some nephropathy models. The present study evaluated the inhibitory effect of oligo-fucoidan (800 Da) on renal tubulointerstitial fibrosis. We est...
Article
The authors regret that the original Affiliations of authors does not meet the request of College of Medicine in Taipei Medical University, and revise the Author labels and the Affiliations of authors as below. Yung-Ho Hsua,b, Chung-Yi Chengc, Yen-Cheng Chenc, Tso-Hsiao Chenb,c, Yuh-Mou Sueb,c, Wei-Lun Tsaic, Cheng-Hsien Chena,b,c*a Division of Nep...
Article
Chronic kidney disease (CKD) is inflammation-related. Patients with chronic renal failure who undergo hemodialysis (HD) have some acute adverse effects caused by dialysis-induced oxidative stress, protein adsorption, platelet adhesion, and activation of coagulation and inflammation. Here, resonantly illuminated gold nanoparticles-modified artificia...
Article
Heat stroke is a life-threatening condition characterized by an increased core body temperature (over 40°C) and a systemic inflammatory response, which may lead to a syndrome of multiple organ dysfunction. Heat stroke may be due to either strenuous exercise or non-exercise-induced exposure to a high environmental temperature. Current management of...
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Epithelial-mesenchymal transition (EMT) occurs in stressed tubular epithelial cells, contributing to renal fibrosis. Initial mechanisms promoting EMT are unknown. Pressure force is an important mechanism contributing to the induction and progression of renal fibrogenesis in ureteric obstruction. In our study of cultured rat renal tubular cells (NRK...
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We report two patients with drug-induced liver injury (DILI)-related acute liver failure (ALF) who were successfully treated with high-volume plasma exchange without liver transplantation. The first patient was a 66-year-old man admitted because of a perforated duodenal ulcer complicated with peritonitis and septic shock. After treatment with multi...
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Kidney International aims to inform the renal researcher and practicing nephrologists on all aspects of renal research. Clinical and basic renal research, commentaries, The Renal Consult, Nephrology sans Frontieres, minireviews, reviews, Nephrology Images, Journal Club. Published weekly online and twice a month in print.
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An 85-year-old female presented with fever and consciousness disturbance for 3 days. The patient's blood culture subsequently revealed persistent methicillin-resistant Staphylococcus aureus (MRSA) bacteremia despite the administration of vancomycin or teicoplanin monotherapy. Gallium inflammation scan and magnetic resonance image of the spine discl...
Article
Urotensin II (UII) is a cyclic vasoactive peptide which is mainly expressed in kidneys. Although elevated plasma UII levels are associated with renal impairment, the influence of UII on renal injury is unclear. In this study, we monitored the influence of UII on gentamicin-induced apoptosis in rat tubular cells (NRK-52E). We found that UII signific...
Article
Statins are reported to alleviate renal fibrosis in animal models with ureteral obstruction. However, the molecular mechanism of this antifibrotic effect is still unclear. Pressure force is an important mechanism contributing to induction and progression of tubulointerstitial fibrogenesis in ureteric obstruction. In this study, we investigated the...
Article
Klotho was identified as the responsible gene in a mutant mouse line whose disruption results in a variety of premature aging-related phenotypes. Nonetheless, the related mechanisms were still unknown. Many studies report that dietary phosphate restriction and genetic ablation of vitamin D pathways indirectly reverse premature aging processes in th...
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Adipokine leptin reportedly acts on the kidney in pathophysiological states. However, the influence of leptin on renal tubular epithelial cells is still unclear. Gentamicin, a widely used antibiotic for the treatment of bacterial infection, can cause nephrotoxicity. This study aims to investigate the influence of long-term leptin treatment on genta...
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The klotho gene (KL) was identified first as a putative aging-suppressor gene that extended life span when overexpressed and accelerated aging-like phenotypes when disrupted in mice. It encodes a single-pass transmembrane protein and is expressed predominantly in kidney, where it functions as an obligate coreceptor for fibroblast growth factor 23 (...
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Phosphorus is an essential nutrient and is routinely assimilated through consumption of food. The body's need of phosphate is usually fulfilled by intestinal absorption of this element from the consumed food, whereas its serum level is tightly regulated by renal excretion or reabsorption. Sodium-dependent phosphate transporters, located in the lumi...
Article
Leptin, a circulating hormone secreted mainly from adipose tissues, possesses protective effects on many cell types. Serum leptin concentration increases in patients with chronic renal failure and those undergoing maintenance dialysis. Gentamicin, a widely used antibiotic for the treatment of bacterial infection, can cause nephrotoxicity. In the pr...
Article
Agranulocytosis is an uncommon but serious complication of Graves' disease under thionamide therapy. In some patients removal of circulating thyroid hormones and thyroid antibodies by plasmapheresis is an effective adjunctive therapeutic option. In perioperative settings, however, plasmapheresis may cause excess bleeding intraoperatively due to coa...
Article
Dipyridamole contributes to its beneficial effects on inflammatory responses in many cell types. The anti-inflammatory mechanisms of dipyridamole on glomerular mesangial cells are mostly uncharacterized. In this study, we monitored the influence of dipyridamole on the expression levels of cyclooxygenase-2 (COX-2) and monocyte chemoattractant protei...
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Full-text available
L-carnitine is synthesized mainly in the liver and kidneys from lysine and methionine from dietary sources. Many reports have shown that L-carnitine can protect certain cells against the toxicity of several anticancer and toxic agents, although the detailed mechanism is poorly understood. In this study, we investigated the protective effect of L-ca...
Article
Urotensin-II (UII) is a potent vasoactive peptide that has been implicated in cardiac fibrosis and renal diseases. However, the role played by UII in renal tissues is largely unknown. In this study, we investigated the effects of human UII (hUII) on rat renal proximal tubular cells of the NRK-52E line and the role of Src homology 2-containing phosp...
Article
To study the protective effect of prostacyclin (PGI2) we increased PGI2 production by infected NRK-52E cells with an adenovirus carrying cyclooxygenase-1 and prostacyclin synthase. PGI2 overexpression protected these cells from gentamicin-induced apoptosis by reducing cleaved caspase-3 and caspase-9, cytochrome c, and decreasing generation of react...
Article
Kidney International aims to inform the renal researcher and practicing nephrologists on all aspects of renal research. Clinical and basic renal research, commentaries, The Renal Consult, Nephrology sans Frontieres, minireviews, reviews, Nephrology Images, Journal Club. Published weekly online and twice a month in print.
Article
Tetramethylpyrazine (TMP), a compound purified from Rhizoma Ligustici, is a widely used active ingredient in Chinese herbal medicine to treat cardiovascular diseases on account of its vasodilatory actions and antiplatelet activity. Studies have shown that TMP can remove oxygen free radicals and protect rat kidney from ischemia-reperfusion injury. I...
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Colchicine myoneuropathy is a rare and often underdiagnosed disease. It often presents as painless subacute muscle weakness. We present a case of painful colchicine myoneuropathy in a 76-year-old man with chronic renal failure and gout. Published work about clinical presentations of colchicine myoneuropathy in gouty arthritis patients are reviewed....
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Monophasic action potential-like electrocardiogram simulating acute myocardial infarction has been reported in patients with hyperkalemia. We report two cases presenting marked diffuse RS-T elevation resembling monophasic action potential. They had abnormal electrolyte levels, including hyperkalemia and hypocalcemia in case 1 and hypokalemia and hy...

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