• Title/Summary/Keyword: 자가항체

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Pathology of Thrombotic Microangiopathy (혈전성 미세혈관병증의 병리)

  • Sol, Mee Young
    • Childhood Kidney Diseases
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    • v.17 no.1
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    • pp.6-12
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    • 2013
  • Thrombotic microangiopathy (TMA) is a microvascular thrombotic lesion caused by endothelial injury and subsequent formation of platelet rich thrombus. TMA is first described as a classical pathologic feature of HUS/TTP. Renal biopsy finding of TMA represents kidney involvement of HUS/TTP as well as other diseases such as malignant hypertension, drug toxicity, eclampsia, pre-eclampsia, and several systemic infections. Autoimmune diseases and transplant kidney sometime also have TMA. It is needed to consider a complete autoimmune work-up of patients presenting with TMA including tests for ANA, ANCA, and ADAMTS13 inhibitory antibodies, because there are several reports of association with TMA in patients of SLE, anti-phospholipid syndrome, and ANCA-associated vasculitis.

Clinical Correlation between the Autoimmune Thyroid Disease for the Thyroid Autoimmune Antibodies and the Maximum Standardized Uptake Value: Base on the Hashimoto's Thyroiditis and the Graves' Disease (자가 면역 갑상선 질환에 대한 최대 표준섭취계수와 갑상선 자가 항체의 임상적 상관관계: 하시모토 갑상선염과 그레이브스병 중심으로)

  • Woo, Minsun;Baek, Chulin;Yoo, Jueun;Song, Jongwoo;Im, Inchul;Son, Juchul;Cho, Soodong;Lee, Jaeseung
    • Journal of the Korean Society of Radiology
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    • v.8 no.5
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    • pp.241-248
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    • 2014
  • The purpose of this study were to analyze the clinical correlation between the thyroid autoimmune antibodies (anti-TPO Ab, anti-TG Ab, and TSH) and the maximum standardized uptake value ($SUV_{max}$) base on the Hashimoto's thyroiditis and the Graves' disease in diffusely $^{18}F-FDG$ uptake of the thyroid gland to the PET/CT image. To achieve this, we was performed the PET/CT examination for the 1,097 subjects from May 2010 to April 2013 in the health screening, and was detected the diffused FDG thyroid uptake, and was additionally performed the thyroid function test (TFT) and the ultrasound (US). As a results, the autoimmune thyroid disease with the diffused FDG thyroid uptake were discovered 39 patients (3.9%), of this, the Hashimoto's thyroiditis was 43.6% and the Graves' disease was 23.1%. Hashimoto's thyroiditis was shown the positive reaction of high titer between the anti-TPO Ab and the anti-TG Ab level, and the correlation coefficient between the $SUV_{max}$ and the anti-TPO Ab was a statistically significant (r>04, p<0.05). Also, Graves' disease was shown the positive reaction of high titer most of the thyroid autoimmune antibodies, and the correlation coefficient between the $SUV_{max}$ and the anti-TPO Ab was a statistically significant (r>05, p<0.01). Therefor, when have a high standard of the $SUV_{max}$ due to the diffusely $^{18}F-FDG$ uptake of the thyroid gland, Hashimoto's thyroiditis and Graves' disease were proportionally increased the anti-TPO Ab and TSH level, respectively. The correlation coefficient between the $SUV_{max}$ and the thyroid autoimmune antibodies will be the most influential criterion that was a standard of judgment for the epihpenomenon of the autoimmune thyroid disease, and it will be available for the clinical application.

Inferior Vena Cava Thrombectomy in a Patient with Antiphospholipid Syndrome - A case report - (하대정맥의 혈전증을 동반한 인지질항체 증후군의 수술적 치료 - 1예 보고 -)

  • Jang, Jae-Seok;Kwon, Oh-Choon;Lee, Sub;Kim, Seok
    • Journal of Chest Surgery
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    • v.42 no.3
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    • pp.371-374
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    • 2009
  • A 36-year-old woman with a history of spontaneous abortion and photosensitivity was admitted to our hospital with periumbilical pain and lower extremity edema. The preoperative CT scan revealed massive inferior vena cava thrombus, which extended from the suprarenal portion of the vena cava to the hepatic vein. The laboratory data showed an elevated level of anticardiolipin antibody, which suggested the diagnosis of antiphospholipid syndrome. After medical management, she underwent an operation for removal of an vena cava thrombus by performing cavectomy and thrombectomy. After the operation, she has been taking oral anticoagulation and she is doing quite well at 9 months after her operation.

A Case of Autoimmune Chronic Pancreatitis in a Child (자가면역성 만성 췌장염으로 진단된 소아 1예)

  • Choi, In-Young;Jin, So-Hee;Choi, Kyung-Dan;Kim, Kyung-Mo
    • Pediatric Gastroenterology, Hepatology & Nutrition
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    • v.10 no.2
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    • pp.215-220
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    • 2007
  • We present a case of autoimmune chronic pancreatitis in a previously healthy child without any history of autoimmune disease. A 12-year-old boy was admitted to the hospital with abdominal pain. The serum amylase, lipase, and IgG levels were elevated and autoantibodies (antinuclear antibody, antineutrophil antibody) were detected. An abdominal CT (computed tomographic) scan revealed diffuse enlargement of the pancreas. ERCP (endoscopic retrograde cholangiopancreaticography) demonstrated an irregular stricture of the main pancreatic duct in the pancreas tail. After two years of oral steroid and immunosuppressive drug therapy, the clinical, laboratory and radiological findings were improved. The patient has been symptom-free for 18 months after the discontinuation of medication.

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A Case of Hemolysis after Minor ABO Mismatched Kidney Transplantation (ABO 부적합 신이식 후 발생한 용혈 1례)

  • Hahn HyeWon;Ha Il Soo;Cheong Hae Il;Choi Yong
    • Childhood Kidney Diseases
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    • v.6 no.1
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    • pp.120-122
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    • 2002
  • A 9-year-old boy of B blood group with end-stage renal disease due to IgA nephropathy received group O kidney transplantation from his father On day 9, he developed intravascular hemolysis, and anti-B autoantibody formation was confirmed. We diagnosed as immune hemolytic anemia due to passenger lymphocyte from donor, and cyclosporine withdrawl was done. Anemia resolved spontaneously, but on day 18, graft dysfunction developed, and graft biopsy revealed acute allograft rejection. Although hemolysis due to autoantibody is very rare and often mild, and the role of hemoglobinuria on acute rejection in this case is not certain, we recommend consideration of aggressive management on severe hemolysis after minor mismatched kidney transplantation. (J Korean Soc Pediatr Nephrol 2002 ; 6 : 120-2)

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A Patient with Mitochondrial Myopathy who Experienced Diabetic Ketoacidosis with Auto-antibody (사립체 근병증 환자에서 발생한 자가항체 양성의 당뇨병성 케톤산증 1례)

  • Nam, Soon Young;Huh, Rimm;Kwun, Younghee;Lee, Jieun;Cho, Sung Yoon;Jin, Dong-Kyu
    • Journal of The Korean Society of Inherited Metabolic disease
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    • v.14 no.2
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    • pp.191-194
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    • 2014
  • Mitochondrial myopathy results from a primary dysfunction of the respiratory chain and is frequently accompanied with endocrine manifestations. Among the endocrine manifestations of mitochondrial disease, diabetes mellitus is relatively common. Diabetes mellitus in the mitochondrial myopathy is usually insulin dependent due to the defect in insulin secretion resulted from mitochondrial dysfunction. But it is seldom manifested as diabetes ketoacidosis and doesn't usually have an auto-antibody. We report a patient with mitochondrial myopathy who was diagnosed as having diabetes mellitus by presenting as diabetes ketoacidosis and had both of the auto-glutamic acid decarboxylase (GAD) antibody and anti-insulin auto-antibody.

Brachial Artery Thrombosis in an 8-year-old Boy with Antiphospholipid Antibodies Induced by Mycoplasma pneumoniae Infection: a Case Report

  • Woo, Jung Hee;Kwon, Jung Hyun;Je, Bo-Kyung;Shin, Jae Seoung;Seo, Won Hee;Jang, Gi Young
    • Pediatric Infection and Vaccine
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    • v.26 no.1
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    • pp.60-65
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    • 2019
  • Antiphospholipid antibodies may be produced in cases involving autoimmune diseases and can sometimes be caused by infections, such as Mycoplasma pneumoniae infection. However, antiphospholipid antibodies causing thrombosis associated with M. pneumoniae pneumonia in children have rarely been reported. We report a case of an 8-year-old boy with M. pneumoniae pneumonia with antiphospholipid antibodies, complicated by brachial artery thrombosis. He was found to have antiphospholipid antibodies and low protein S levels. The brachial artery thrombus was removed via thrombectomy. The titers of antiphospholipid antibodies turned normal within 5 months. This is a rare case of M. pneumoniae infection with brachial artery thrombosis associated with transient antiphospholipid antibodies.

Production and characterization of anti-thyrog1obulin monoclonal antibodies (Thyroglobulin에 대한 단일클론항체의 제작 및 특성)

  • 남경수;손윤희;백태선;김철호;임종국;황철원
    • Journal of Life Science
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    • v.12 no.4
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    • pp.460-463
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    • 2002
  • Twelve clones of monoclonal antibodies (mAbs) against thyroglobulin were produced and characterized. Among them, three mAbs (TN-1, TN-2 and TN-3) showed high binding affinity to thyroglobulin. from ELISA inhibition assay, TN-2 showed considerable reactivity with soluble thyroglobulin. TN-2 also reacted with phosphatidylserine which has a negative charge in aqueous condition. These results suggest that TN-2 has characteristics of autoantibody concerned with thyroiditis.