• Title/Summary/Keyword: Early Diagnosis

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Technology Development of Early Diagnosis for Pregnancy in Deer

  • Lee, J. H.;Park, S.J.;Ryu, I. S.;Kim, I.C.;Lee, D.W.;Seo, K.H.;Heo, T.H.;Yu, C.H.;Kim, C.K;Baek, S.H.;Son, D.S.
    • Proceedings of the KSAR Conference
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    • 2002.06a
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    • pp.81-81
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    • 2002
  • The deer was inseminated at the breeding season, which only shows appearance of the estrus cycles. Early diagnosis of pregnancy is very useful to select non-pregnant does and also very important to decide re-inseminations or mating for producing of calves. Therefore, for the development of techniques on the early diagnosis of pregnancy of deer, the results of this study were summarized as following. (omitted)

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Development of Insulation Degradation Diagnosis System for Electrical Plant

  • Kim, Yi-Gon
    • International Journal of Fuzzy Logic and Intelligent Systems
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    • v.2 no.1
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    • pp.33-37
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    • 2002
  • Insulation aging diagnosis system provides early warning regarding electrical equipment defects. Early warning is very important in that it can avoid great losses resulting from unexpected shutdown of the production line. Since relations of insulation aging and partial discharge dynamics are non-linear. it is very difficult to provide early warning in an electrical equipment. In this paper, we propose the design method of insulation aging diagnosis system that use a electromagnetic wave and acoustic signal to diagnose an electrical equipment. Proposed system measures the partial discharge on-line from DAS(Data Acquisition System and acquires 2D patterns from analyzing it. For filtering the noise contained in sensor signals we used ICA algorithms. Using this data, we design of the neuro-fuzzy model that diagnoses an electrical equipment and is investigated in this paper. Validity of the new method is asserted by numerical simulation.

Using a Genetic-Fuzzy Algorithm as a Computer Aided Breast Cancer Diagnostic Tool

  • Alharbi, Abir;Tchier, F;Rashidi, MM
    • Asian Pacific Journal of Cancer Prevention
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    • v.17 no.7
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    • pp.3651-3658
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    • 2016
  • Computer-aided diagnosis of breast cancer is an important medical approach. In this research paper, we focus on combining two major methodologies, namely fuzzy base systems and the evolutionary genetic algorithms and on applying them to the Saudi Arabian breast cancer diagnosis database, to aid physicians in obtaining an early-computerized diagnosis and hence prevent the development of cancer through identification and removal or treatment of premalignant abnormalities; early detection can also improve survival and decrease mortality by detecting cancer at an early stage when treatment is more effective. Our hybrid algorithm, the genetic-fuzzy algorithm, has produced optimized systems that attain high classification performance, with simple and readily interpreted rules and with a good degree of confidence.

Nutcracker syndrome in children: review of symptom, diagnosis, and treatment

  • Diana S. Kalantar;Se Jin Park;Jae Il Shin
    • Childhood Kidney Diseases
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    • v.27 no.2
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    • pp.89-96
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    • 2023
  • Renal nutcracker syndrome (NCS) is the entrapment of the left renal vein between the abdominal aorta and superior mesenteric artery. Although uncommon in pediatric patients, early diagnosis is crucial to avoid potential severe complications, such as anemia or renal vein thrombosis. NCS presents a variety of symptoms, most commonly including "Triade's symptoms"-hematuria, proteinuria, and flank pain. Diagnosis and treatment include invasive and noninvasive management, although due to a lack of pediatric clinical studies, management is widely variable. Conservative diagnosis and treatment are recommended as a first-line option for pediatric patients; however, invasive surgical treatment may be recommended based on symptom severity. This review aims to provide a comprehensive overview of NCS in children to better understand the widely variable incidence, occurrence, and management from early on to allow for early-onset management.

Analysis on Early Detection of Lung Cancer by PET/CT Scan

  • Wang, Huo-Qiang;Zhao, Long;Zhao, Juan;Wang, Qiang
    • Asian Pacific Journal of Cancer Prevention
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    • v.16 no.6
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    • pp.2215-2217
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    • 2015
  • Background: This systemic analysis was conducted to to evaluate the application value of positron emission tomography/computed tomography (PET/CT) in early diagnosis of lung cancer. Methods: Clinical studies evaluating the application value of PET/CT for patients underwent PET/CT imaging. The histological diagnosis served as the standard of truth. Results: Four clinical studies which including 1330 patients with pulmonary spaceoccupying lesions were considered eligible for inclusion. Systemic analysis suggested that, in all 1330 patients, pooled sensitivity was 98.7% (1313.2/1330) and specificity was 58.2%(276.85/476). Conclusion: This systemic analysis suggests that integrated PET/CT imaging provides high sensitivity, and reasonably high specificity, and could be applied for early diagnosis of lung cancer.

Studies on Early Pregnancy Diagnosis in Dairy Cows (유우(乳牛)의 조기임신진단(早期姙娠診斷)에 관한 연구(硏究))

  • Kim, Kyo-Joon;Kim, Sang-Keun
    • Korean Journal of Veterinary Research
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    • v.20 no.2
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    • pp.135-141
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    • 1980
  • This experiment was carried out to investigate of the early pregnancy diagnosis by finger pressure method, mucus smear method and rectal palpation method in 169 heads of pregnant dairy cow. 1. Pregnancy diagnostic rate of previous, middle and late period of pregnancy by finger pressure methods were 87.3%, 82.0% and 70% respectively. 2. Pregnancy diagnostic rate of previous, middle and late period of pregnancy by mucus smear methods were 83.1%. 94.9% and 95.0% respectively. 3. Pregnancy diagnostic rate of previous, middle and later period of pregnancy by rectal palpation methods were 83.1%, 96.1% and 100% respectively. 4. Pregnancy diagnostic rate of early pregnancy by finger pressure method, mucus smear method and rectal palpation method were 86.7%, 86.8% and 66% respectively. 5. Accordingly, finger pressure method in pregnancy diagnosis is thought to be recommendable because this early diagnostic means are simple with accurate results.

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Role of gingival manifestation in diagnosis of granulomatosis with polyangiitis (Wegener's granulomatosis)

  • Sung, Iel-Yong;Kim, Young-Min;Cho, Yeong-Cheol;Son, Jang-Ho
    • Journal of Periodontal and Implant Science
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    • v.45 no.6
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    • pp.247-251
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    • 2015
  • Purpose: This report describes a case of granulomatosis with polyangiitis (GPA) in which the gingival manifestation was crucial in both making an early diagnosis and possibly in deciding the approach to treatment. Methods: A 57-year-old sailor presented to the Department of Dentistry at Ulsan University Hospital complaining of gingival swelling since approximately 2 months. He had orofacial granulomatous lesions and the specific gingival manifestation of strawberry gingivitis. Results: The diagnosis of GPA was made on the basis of clinical symptoms and signs, and confirmed by the presence of the anti-neutrophil cytoplasmic antibody and a positive biopsy. The patient was admitted to the hospital and subsequently placed on a disease-modifying therapy regimen that included methotrexate and prednisone. Conclusions: Identification of the gingival manifestation of the disease permitted an early diagnosis and prompt therapy in a disease in which time is a crucial factor. Because of its rapid progression and potentially fatal outcome, an early diagnosis of GPA is important. Therefore, dentists should be aware of the oral signs and symptoms of such systemic diseases.

A Study on the Early Diagnosis of Dementia by Nonlinear Analysis of EEG (뇌전위(EEG)의 비선형 분석을 통한 치매증의 조기진단에 관한 연구(1))

  • 이재훈;이동형
    • Journal of Korean Society of Industrial and Systems Engineering
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    • v.18 no.36
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    • pp.61-69
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    • 1995
  • The diagnosis has an very important role in curing dementia. But there was not the effective method to diagnose it until now. In this paper we analyzed the EEG in Alzheimer's disease and normal control groups to differentiated them by nonlinear parameter such as the correlation dimension. And we propose the nonlinear analysis of EEG in Alzheimer's disease as a useful tool of early diagnosis of it.

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Congenital heart disease in the newborn requiring early intervention

  • Yun, Sin-Weon
    • Clinical and Experimental Pediatrics
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    • v.54 no.5
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    • pp.183-191
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    • 2011
  • Although antenatal diagnostic technique has considerably improved, precise detection and proper management of the neonate with congenital heart disease (CHD) is always a great concern to pediatricians. Congenital cardiac malformations vary from benign to serious conditions such as complete transposition of the great arteries (TGA), critical pulmonary and aortic valvular stenosis/atresia, hypoplastic left heart syndrome (HLHS), obstructed total anomalous pulmonary venous return (TAPVR), which the baby needs immediate diagnosis and management for survival. Unfortunately, these life threatening heart diseases may not have obvious evidence early after birth, most of the clinical and physical findings are nonspecific and vague, which makes the diagnosis difficult. High index of suspicion and astute acumen are essential to decision making. When patent ductus arteriosus (PDA) is opened Widely, many serious malformations may not be noticed easily in the early life, but would progress as severe acidosis/shock/cyanosis or even death as PDA constricts after few hours to days. Ductus dependent congenital cardiac lesions can be divided into the ductus dependent systemic or pulmonary disease, but physiologically quite different from each other and treatment strategy has to be tailored to the clinical status and cardiac malformations. Inevitably early presentation is often regarded as a medical emergency. Differential diagnosis with inborn error metabolic disorders, neonatal sepsis, persistent pulmonary hypertension of the newborn (PPHN) and other pulmonary conditions are necessary. Urgent identification of the newborn at such high risk requires timely referral to a pediatric cardiologist, and timely intervention is the key in reducing mortality and morbidity. This following review deals with the clinical presentations, investigative modalities and approach to management of congenital cardiac malformations presenting in the early life.

Alport syndrome: new advances in the last decade

  • Kim, Ji Hyun
    • Childhood Kidney Diseases
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    • v.26 no.1
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    • pp.31-39
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    • 2022
  • Alport syndrome (AS) is a progressive hereditary nephritis that is often accompanied by sensorineural hearing loss and ocular abnormalities. It is inherited in three modes of X-linked AS (XLAS), autosomal recessive AS (ARAS), and autosomal dominant AS (ADAS). XLAS is caused by pathogenic variants in COL4A5, while ARAS and ADAS are caused by those in COL4A3 or COL4A4. There is currently no curative treatment for AS; however, angiotensin-converting enzyme inhibitors (ACEi) can improve the outcome of AS. In the past decade, multiple studies have shown that early intervention with ACEi upon isolated microscopic hematuria or microalbuminuria could delay disease progression, and early diagnosis is crucial for early treatment. Therefore, a new classification of AS based on molecular diagnoses has been proposed, including the paradigm shift of re-classifying female "carriers" to "patients" and "thin basement membrane nephropathy" to "ADAS." In addition, with the detection of COL4A mutations in some patients with biopsy-confirmed IgA nephropathy, focal segmental glomerulosclerosis, and chronic kidney disease of unknown origin, it is suggested that the phenotype of AS should be expanded. In this review, we highlight the landmark studies and guidelines published over the past decade and introduce strategies for early diagnosis and treatment to improve the outcomes of AS.