197 research outputs found

    Immediate Laparoscopic Nontransvesical Repair without Omental Interposition for Vesicovaginal Fistula Developing after Total Abdominal Hysterectomy

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    Immediate laparoscopic nontransvesical repair for vesicovaginal fistula may be an effective and feasible alternative to traditional repair in select patients

    Whole Genome Analysis of the Red-Crowned Crane Provides Insight into Avian Longevity

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    The red-crowned crane (Grus japonensis) is an endangered, large-bodied crane native to East Asia. It is a traditional symbol of longevity and its long lifespan has been confirmed both in captivity and in the wild. Lifespan in birds is known to be positively correlated with body size and negatively correlated with metabolic rate, though the genetic mechanisms for the red-crowned crane's long lifespan have not previously been investigated. Using whole genome sequencing and comparative evolutionary analyses against the grey-crowned crane and other avian genomes, including the long-lived common ostrich, we identified red-crowned crane candidate genes with known associations with longevity. Among these are positively selected genes in metabolism and immunity pathways (NDUFA5, NDUFA8, NUDT12, SOD3, CTH, RPA1, PHAX, HNMT, HS2ST1, PPCDC, PSTK CD8B, GP9, IL-9R, and PTPRC). Our analyses provide genetic evidence for low metabolic rate and longevity, accompanied by possible convergent adaptation signatures among distantly related large and long-lived birds. Finally, we identified low genetic diversity in the red-crowned crane, consistent with its listing as an endangered species, and this genome should provide a useful genetic resource for future conservation studies of this rare and iconic species

    Footwear Design Crowdsourcing Platform Model For Strengthening Of the Competitiveness Of The Footwear Industry

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    The volumes of global footwear production and consumption have been steadily increasing. In particular, the income increases of China and Southeast Asian countries have led to the rapid growth of footwear production and consumption in Asia. However, while advanced countries still include footwear business as one of their growth engines, Korea regard it as stagnant or diminishing. However, beyond the category of simple manufacturing, footwear industry involves the integration of highly functional products, parts manufacturing, and marketing business, and includes expertise in the fields of design, materials, and epidemiology. The strengthening of the shoe industry is an important potential driver of the overall economy. The strengthened competiveness of the footwear industry will play an important role in the overall economic growth. Crowdsourcing is an approach that encourages the participation of specific communities or unspecified masses in a companyรขโ‚ฌโ„ขs production, service, or problem-solving processes to increase efficiency. To this end, this paper suggests the crowdsourcing platform model built through the integration of footwear design and IT for the ultimate enhancement of the competitiveness of the Korean footwear industry. Following this paper, a study about the practical development, application, and active use of such platform needs to be conducted. One limitation of this study is that the platform is yet to be developed or applied. Future research should focus on developing an actual platform and further studies in its application and vitalization

    Annular Leukocytoclastic Vasculitis in a Patient with Ulcerative Colitis

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    Leukocytoclastic vasculitis (LV) is characterized by neutrophilic invasion and fibrinoid necrosis along with endothelial enlargement in postcapillary venules. Annular appearance of LV (ALV) is rare, but it can be accompanied by several systemic diseases. One of these systemic diseases is ulcerative colitis (UC), a subgroup of inflammatory bowel disease. Only one case was previously reported in which ALV was associated with UC, and herein we present one more case. A 66-year-old woman presented with painful polycyclic erythema on both palms, which had been present for 4 days. She had suffered from UC for 5 years. The patient had no fever or other systemic symptoms, and histological examination demonstrated typical LV. 200 mg of oral dapsone was taken daily to rapidly reduce her symptoms and signs, and after 1 week all lesions resolved completely without any adverse events. ALV is not a distinct condition and it can appear in a broad range of small vessel vasculitides. Although ALV in patients with UC is a very rare combination, clinicians need to be aware of this possible association

    Multiple Fibromas of Tendon Sheath: Unusual Presentation

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    Fibroma of the tendon sheath is an uncommon soft tissue tumor presenting as a solitary, slow-growing, firm, painless, small nodule, which shows strong attachment to the tendon or tendon sheath. It is usually localized on fingers and hand tendons in adults between the age of 20 and 40 years old. This case concerns a 61-year-old man presenting with a 5-year history of multiple cutaneous nodules on both palms and soles. Skin biopsy confirmed fibroma of the tendon sheath. Blood tests showed a high titer of rheumatoid factor and positivity to anti-nuclear antibody. No case of fibroma of the tendon sheath occurring multifocally on both palms and soles has been previously reported. Herein, we report on a very rare case of multiple fibromas of the tendon sheath arising from palms and soles, which supports the pathogenetic hypothesis that this tumor may be a reactive process rather than a true neoplasm

    Characteristics of blood tests in patients with acute cerebral infarction who developed symptomatic intracranial hemorrhage after intravenous administration of recombinant tissue plasminogen activator

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    Objective Patients suspected as having acute ischemic stroke usually undergo blood tests, including coagulation-related indexes, because thrombocytopenia and coagulopathy are contraindications for recombinant tissue plasminogen activator (rtPA) administration. We aimed to identify blood test indexes associated with symptomatic intracranial hemorrhage (sICH) in patients with acute ischemic stroke who received intravenous rtPA. Methods This retrospective observational study included patients diagnosed with acute ischemic stroke who were treated with intravenous rtPA at the emergency department of a tertiary hospital in Seoul between February 2008 and January 2018. Blood test indexes were compared between the sICH and non-sICH groups. Logistic regression and receiver-operating characteristic curve analyses were performed. Results In this study, 375 patients were finally included. Of 375 patients, 42 (11.2%) showed new intracranial hemorrhage on follow-up brain computed tomography, of whom 14 (3.73%) had sICH. Platelet count, aspartate aminotransferase and lactate dehydrogenase levels were significantly different between the sICH and non-sICH groups, and platelet count showed statistical significance in the regression analysis. Significantly lower platelet counts were observed in the sICH group than in the non-sICH group (174,500 vs. 228,000/mm3, P=0.020). The best cutoff platelet count was 195,000/mm3, and patients with platelet counts of <195,000/mm3 had a 5.4- times higher risk of developing sICH than those with platelet counts of โ‰ฅ195,000/mm3. Conclusion Platelet count was the only independent parameter associated with sICH among the blood test indexes. Mild thrombocytopenia may increase the risk of sICH after intravenous administration of rtPA

    Tinea incognito simulating herpes simplex virus infection

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    A 30-year-old-man presented with a 2-month history of a facial lesion. He was examined by general practitioners, and the eruption was diagnosed as eczema. Topical corticosteroid was applied for 1 month, and the eruption initially seemed to improve with this treatment; but later on, it persisted, and gradually extended in size. Dermatological examination revealed the presence of grouped erythematous papules, vesicles and crusts on erythematous bases, on the right lower eyelid (Fig. 1A). He had no medical history, and no family member who had had similar skin eruptions or symptoms. The initial clinical differential diagnosis included herpes simplex, herpes zoster, and allergic contact dermatitis, caused by an antibiotic eye drop.OAIID:oai:osos.snu.ac.kr:snu2014-01/102/2008000790/3SEQ:3PERF_CD:SNU2014-01EVAL_ITEM_CD:102USER_ID:2008000790ADJUST_YN:NEMP_ID:A079501DEPT_CD:801CITE_RATE:.611FILENAME:tinea incognito simulating hsv.pdfDEPT_NM:์˜ํ•™๊ณผSCOPUS_YN:YCONFIRM:

    Endovascular Management of Iliofemoral Deep Venous Thrombosis due to Iliac Vein Compression Syndrome in Patients with Protein C and/or S Deficiency

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    The purpose of this study was to evaluate the early outcome of endovascular management in patients with iliofemoral deep venous thrombosis (DVT) due to iliac vein compression syndrome (IVCS) and protein C and/or S deficiency. Between September 2000 and January 2003, catheter-directed thrombolysis was performed in 11 patients with a diagnosis of acute iliofemoral DVT: 7 with protein C and/or S deficiency and 4 without protein C and/or S deficiency. After thrombolysis, the diagnosis of IVCS was confirmed in 6 patients: 4 with protein C and/or S deficiency and 2 without protein C and/or S deficiency. Further intervention consisted of angioplasty and stent placement was performed. Four patients with IVCS and protein C and/or S deficiency were included in this study. The immediate technical and clinical success rates were 100% in all 4 patients. There were no complications or clinically detectable pulmonary emboli. This initial experience suggests that endovascular management of iliofemoral DVT due to IVCS in patients with protein C and/or S deficiency is safe and effective
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