16 research outputs found

    Analysis of the Clinicopathologic Features of Eosinophilic Esophagitis: Comparative Study with Nonobstructive Dysphagia

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    Background/Aims: Eosinophilic esophagitis (EoE) has emerged as one of the most common causes of dysphagia and esophageal food impactions. However, it is doubtful that gastroenterologists and pathologists make the correct diagnosis of EoE because of the insufficient recognition of EoE based on the endoscopic and pathological findings. This study was performed to investigate the symptoms and the endoscopic and pathologic findings of EoE as compared with those of nonobstructive dysphagia (NOD). Methods: We retrospectively reviewed the medical records and the endoscopic and pathologic findings from 12 patients who were diagnosed with EoE based on an eosinophil count of ≥20 per high-power field (HPF) and 13 patients diagnosed with NOD, and these patients were treated at our hospital from June 2006 till October 2010. Results: The endoscopic findings of EoE included rings (41.7%), furrows (75.0%), exudates (33.3%), mucosal friability (8.3%) and multi-findings (6.7%). Furrows and multi-findings were identified more frequently in EoE as comparison to that in NOD. The pathologic findings revealed that the maximal eosinophil counts/HPF were 87.2 (range 20∼232) and 2.2 (0∼11) in EoE and NOD, respectively. Moreover, eosinophil microabscess (58.3%), degranulation (100%) and spongiosis (91.7%) were more significantly observed in EoE compared with that in NOD. Conclusions: EoE had specific endoscopic and clinicopathologic features that distinguish it from NOD. For patients with dysphagia, the endoscopic and pathologic findings of EoE should be kept in mindope

    (A)Study on the health behaviors according to obesity and self-perceived obesity types in Seoulites

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    학위논문(석사)--서울대학교 대학원 :보건학과 보건통계학전공,2007.Maste

    Intligent Hangul-to-Hanja Translator Based on Semantic Analysis

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    MPLS망에서 짧은 수명을 갖는 트래픽에 대한 대안 경로 선택 알고리즘

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    학위논문(석사) - 한국정보통신대학원대학교 : 공학부, 2003, [ vi, 51 p. ]This thesis presents alternate routing algorithm for short-lived traffic in MPLS network. Dynamic routing algorithm, exclusively for long-lived traffic, can be used efficiently to avoid lots of frequencies to update routing table, control traffic overhead and computational overhead which mainly come from traffic fluctuation on network. However, the congestion problem, due to short-lived traffic, has difficulties to handle. So, the simple and robust algorithm is needed for short-lived traffic to reduce the traffic loss probability. The proposed model supports the differentiated routing schemes for short-lived traffic and long-lived traffic. We proposed alternate routing algorithm and this algorithm is applied when short-lived traffic faces the congestion link. We restricted the additional hops which are consumed by our algorithm to minimize the resource waste and show the effect of additional hops. The proposed approaches reduce the packet loss probability about 0.6% to 1.7% under various link utilizations and different network topologies. Finally, we compare our proposed algorithms with and without crank-back.한국정보통신대학원대학교 : 공학부

    Risk of ovarian failure and pregnancy outcome in patients with lupus nephritis treated with intravenous cyclophosphamide pulse therapy

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    This study was designed to investigate the risk of ovarian failure and the pregnancy outcomes in women treated with intravenous cyclophosphamide (IVCYC) pulse therapy for lupus nephritis. Sixty-seven women with proliferative lupus nephritis were studied. The clinical and laboratory data, SLEDAI and damage indices at IVCYC initiation, doses and numbers of IVCYC pulses, pregnancy and fetal outcomes were evaluated. During a follow-up of 74.4+/-20.6 months, amenorrhea occurred in 25 (37.3%) and was sustained permanently in 10 patients (14.9%). Thirteen women became pregnant with a total of 19 pregnancies. Seventeen pregnancies ended without complications and all babies were born healthy without any congenital anomalies or perinatal illnesses. Two pregnancies were terminated by induced abortion but no congenital anomaly was noted in these cases. Logistic regression analysis showed that old age, high damage index at the initiation of IVCYC pulse therapy and high cumulative dosage of IVCYC were the independent risk factors of ovarian failure, and that the presence of amenorrhea, regardless of its duration, was the risk factor of pregnancy failure. Pregnancy was possible with a favorable outcome after the withdrawal of IVCYC pulse therapy, unless amenorrhea develops.ope
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