• Title/Summary/Keyword: Kidney Diseases Diagnosis

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A Design of Kidney Diseases Diagnosis Method Using Formant Frequency Bandwidth Extraction and Analysis (포먼트 주파수 대역폭 추출 및 분석을 이용한 신장 질환 진단 방법의 설계)

  • Kim, Bong-Hyun;Cho, Dong-Uk
    • The Journal of Korean Institute of Communications and Information Sciences
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    • v.34 no.10B
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    • pp.1062-1069
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    • 2009
  • The kidney diseases is a big social problem what is suffering sequela of metabolic syndrome due to obesity. Therefore, it is most important that early to take the appropriate action; it does not have symptoms Abnormalities of the kidney. With this, in mind, this paper wish to propose the method to can diagnosis by non self-consciousness, non-imprisonment, analgesia of kidney disease through the voice analysis. To configure the entire system is developed to combines the voice analysis, watching the face color and this paper is designed the method to diagnosis kidney disease based on labial. In this paper, organized each kidney disease patients and healthy people group and we would like to analyze, compare with output in experiment morphology analysis and numerical value analysis of voice information. Secondly, auscultation theory of Oriental medicine and linguistic, phonetics analyze out interrelation to extraction peculiar elements of kidney about voice deduction deduced relation of the first formants frequency. Such result of experimentation, deduced widely to be formed the first formants frequency bandwidth value of kidney patients group than normal group. Finally, diagnosing an kidney diseases in only labial sound, calculated about misdiagnosis probability.

Tubulopathy: the clinical and genetic approach in diagnosis

  • Jinwoon Joung;Heeyeon Cho
    • Childhood Kidney Diseases
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    • v.27 no.1
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    • pp.11-18
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    • 2023
  • Remarkable advances in genetic diagnosis expanded our knowledge about inherited tubulopathies and other genetic kidney diseases. This review suggests a simple categorization of inherited tubular disease, clarifies the concept of autosomal dominant tubulointerstitial kidney disease (ADTKD), and introduces novel therapies developed for tubulopathies. Facing patients with suspicious tubular disorders, clinicians should first evaluate the status of volume and acid-base. This step helps the clinicians to localize the affected segment and to confirm genetic diagnosis. ADTKD is a recently characterized disease entity involving tubules. The known causative genes are UMOD, MUC1, REN, and HNF1β. Still, only half of ADTKD patients show mutations for these four identified genes. Whole exome sequencing is a suitable diagnostic tool for tubulopathies, especially for ADTKD. Genetic approaches to treat tubulopathies have progressed recently. Despite the practical obstacles, novel therapies targeting inherited tubulopathies are currently in development.

Renal involvement in pediatric rheumatologic diseases

  • Kim, Seong Heon
    • Childhood Kidney Diseases
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    • v.26 no.1
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    • pp.18-24
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    • 2022
  • Pediatric rheumatologic diseases are rare systemic diseases that can involve various organs, including the kidneys. Each rheumatologic disease can exhibit characteristic renal involvement, which requires proper treatment and diagnosis. In this review, we discuss renal involvement in classic rheumatologic diseases, including juvenile idiopathic arthritis, Sjogren's syndrome, systemic sclerosis, and juvenile dermatomyositis. Reviews addressing lupus nephritis and antineutrophil cytoplasmic antibody-associated renal disease are complex and tend to cover a wide array of topics, and thus were excluded from this review.

Biomarkers in Acute Kidney Injury (급성 신손상의 생물학적 표지자)

  • Cho, Min-Hyun
    • Childhood Kidney Diseases
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    • v.15 no.2
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    • pp.116-124
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    • 2011
  • Acute kidney injury (AKI) can result in mortality or progress to chronic kidney disease in hospitalized patients. Although serum creatinine has long been used as the best biomarker for diagnosis of AKI, it has some clinical limitations, especially in children. New biomarkers are needed for early diagnosis, differential diagnosis, and reliable prediction of prognosis in AKI. Up to the present, candidate AKI biomarkers include neutrophil gelatinase-associated lipocalin (NGAL), kidney injury molecule-1 (KIM-1), interleukin-18 (IL-18), livertype fatty acid-binding protein (L-FABP), matrix metalloproteinase-9 (MMP-9), and Nacetyl-$\ss$-D-glucosaminidase (NAG). However, whether these are superior to serum creatinine in the confirmation of diagnosis and prediction of prognosis in AKI is unclear. Further studies are needed for clinical application of these new biomarkers in AKI.

An overview of Dent disease

  • Eun Mi Yang;Seong Hwan Chang
    • Childhood Kidney Diseases
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    • v.27 no.2
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    • pp.70-75
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    • 2023
  • Dent disease is a rare inherited kidney tubulopathy caused by mutations in either the CLCN5 (Dent disease 1) or OCRL1 (Dent disease 2) genes, and which is often underdiagnosed in practice. A diagnosis is clinically suspected in patients with low-molecular-weight proteinuria, hypercalciuria, and one of the following: hematuria, nephrolithiasis, nephrocalcinosis, hypophosphatemia, or chronic kidney disease. Inheritance is X-linked recessive, meaning, these symptoms are generally only found in males; female carriers may have mild phenotypes. Genetic testing is only a method to confirm the diagnosis, approximately 25% to 35% of patients have neither the CLCN5 nor OCRL1 pathogenic variants (Dent disease 3), making diagnosis more challenging. The genotype-phenotype correlations are not evident with the limited clinical data available. As with many other genetic diseases, the management of patients with Dent disease concentrates on symptom relief rather than any causative process. The current treatments are mainly supportive to reduce hypercalciuria and prevent nephrolithiasis. Chronic kidney disease progresses to end-stage between the ages of the third to fifth decades in 30% to 80% of affected males. In this review, we aimed to summarize the literature on Dent disease and reveal the clinical characteristics and molecular basis of Korean patients with Dent disease.

Diagnosis and Management of Chronic Kidney Disease-Mineral Bone Disease in Children

  • Suh, Jin-Soon
    • Childhood Kidney Diseases
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    • v.24 no.1
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    • pp.14-18
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    • 2020
  • Chronic kidney disease-mineral bone disorder (CKD-MBD) is a systemic disorder of mineral and bone metabolism caused by CKD. Patients with early-stage CKD who present with disordered regulation of bone and mineral metabolism may be asymptomatic. However, if untreated, the condition can be a significant barrier in achieving optimal bone strength, linear growth, and cardiovascular health in pediatric patients with CKD. Thus, the current study evaluated the definition, pathogenesis, diagnosis, and management of pediatric CKD-MBD.

A Study on the Pulse Conditions and Symptoms of Diseases Related with Pathogenic Factor of Deficiency Type, Excess Type, Zei Pathogenic Factor and Indistinct Pathogenic Factor of the Five Viscera in the Third Volume in the Maek Kyoung(脈經) III (맥경(脈經) 권삼(卷三) 오장(五臟)의 허(虛).실(實).적(賊).미사(微邪)에 따른 맥상(脈象)과 병증(病證)에 대(對)한 연구(硏究) III)

  • Sung, Back-Man;Park, Kyung
    • The Journal of the Society of Korean Medicine Diagnostics
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    • v.9 no.2
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    • pp.57-71
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    • 2005
  • Background and purpose: Maek Kyoung(脈經) is a book written, compiled, and edited by Wang Hui circa 3 A.D. This book is the first technical book devoted to the diagnostics. These are very important data but never make a special study and translate. so I hope this treatise can be great help to understand diagnosis study. Methods: Maek Kyoung(脈經) consists of ten volumes, and the third volume consists of the five chapters, including inter-generation and inter-restriction of the five viscera and the six entrails and prognosis of diseases. This treatise is made up of principal, notes, study and conclusion, we tried to make a translation faithful to the original. Results and Conclusion: Chapter 5 refers to three things. The first is relation between kidney and urinary bladder, the second is ordinary and extraordinary pulse condition of kidney, and the third is how to treat diseases related to kidney.

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A Study on Kidney Diseases Diagnosis System for Sensation Type Using Physiological Signal Analysis (생체 신호 분석을 이용한 감각형 신장 질환 진단 시스템 연구)

  • Cho, Dong-Uk;Kim, Bong-Hyun;Lee, Se-Hwan
    • The Journal of Korean Institute of Communications and Information Sciences
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    • v.31 no.10C
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    • pp.964-972
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    • 2006
  • The kidney keeps with close relationship in the internal organs, that the kidney function filtering eliminate the wastes to the urine on the processing to replace the old with the new blood. In case of these problem in the kidney, there is no way to catch out with self-awakening symptom except for serious illness. This problem can solve with keeping the systematic diagnosis method in the kidney trouble shooting. Under the circumstances, the importance of the diagnosis for the kidney disease is growing day after day. In this paper, among the great four diagnosises, using the way of ocular inspection & auscultation, we would like to propose rouble shooting in the way of the kidney. To do this, through the assistance of the input image, extract the value of the color with appropriate output, analysing the color of the face with related to the kidney, using the results we would like to get the accurate symptoms on the kidney's problems. Also, through analysing and comparing with the relationship the kidney and the signal of voice, we would like to realize the proof system of human health. Finally, we'd like to make proof of the usefulness for proposed method from this study.

Common viral infections in kidney transplant recipients

  • Vanichanan, Jakapat;Udomkarnjananun, Suwasin;Avihingsanon, Yingyos;Jutivorakool, Kamonwan
    • Kidney Research and Clinical Practice
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    • v.37 no.4
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    • pp.323-337
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    • 2018
  • Infectious complications have been considered as a major cause of morbidity and mortality after kidney transplantation, especially in the Asian population. Therefore, prevention, early detection, and prompt treatment of such infections are crucial in kidney transplant recipients. Among all infectious complications, viruses are considered to be the most common agents because of their abundance, infectivity, and latency ability. Herpes simplex virus, varicella zoster virus, Epstein-Barr virus, cytomegalovirus, hepatitis B virus, BK polyomavirus, and adenovirus are well-known etiologic agents of viral infections in kidney transplant patients worldwide because of their wide range of distribution. As DNA viruses, they are able to reactivate after affected patients receive immunosuppressive agents. These DNA viruses can cause systemic diseases or allograft dysfunction, especially in the first six months after transplantation. Pretransplant evaluation and immunization as well as appropriate prophylaxis and preemptive approaches after transplant have been established in the guidelines and are used effectively to reduce the incidence of these viral infections. This review will describe the etiology, diagnosis, prevention, and treatment of viral infections that commonly affect kidney transplant recipients.

Genetic analysis using whole-exome sequencing in pediatric chronic kidney disease: a single center's experience

  • Lee, Hyeonju;Min, Jeesu;Ahn, Yo Han;Kang, Hee Gyung
    • Childhood Kidney Diseases
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    • v.26 no.1
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    • pp.40-45
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    • 2022
  • Purpose: Chronic kidney disease (CKD) has various underlying causes in children. Identification of the underlying causes of CKD is important. Genetic causes comprise a significant proportion of pediatric CKD cases. Methods: In this study, we performed whole-exome sequencing (WES) to identify genetic causes of pediatric CKD. From January to June 2021, WES was performed using samples from pediatric patients with CKD of unclear etiology. Results: Genetic causes were investigated using WES in 37 patients (17 males) with pediatric CKD stages 1 (n=5), 2 (n=7), 3 (n=2), 4 (n=2), and 5 (n=21). The underlying diseases were focal segmental glomerulosclerosis (n=9), congenital anomalies of the kidney and urinary tract including reflux nephropathy (n=8), other glomerulopathies (n=7), unknown etiology (n=6), and others (n=7). WES identified genetic causes of CKD in 12 of the 37 patients (32.4%). Genetic defects were discovered in the COL4A4 (n=2), WT1 (n=2), ACTN4, CEP290, COL4A3, CUBN, GATA3, LAMA5, NUP107, and PAX2 genes. WT1 defects were found in patients whose pathologic diagnosis was membranoproliferative glomerulonephritis, and identification of CUBN defects led to discontinuation of immunosuppressive agents. Genetic diagnosis confirmed the clinical diagnosis of hypoparathyroidism, sensorineural deafness, and renal disease; Alport syndrome; and Joubert syndrome in three of the patients with CKD of unknown etiology (COL4A4 [n=2], CUBN [n=1]). Extrarenal symptoms were considered phenotypic presentations of WT1, PAX2, and CEP290 defects. Conclusions: WES provided a genetic diagnosis that confirmed the clinical diagnosis in a significant proportion (32.4%) of patients with pediatric CKD.