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수술 전 초음파를 이용한 Venous Mapping이 혈관접근로 형성에 미치는 효과
이호명 ( Ho Myung Lee ),조성 ( Seong Cho ),김윤영 ( Yun Young Kim ),황종운 ( Jong Woon Hwang ),이진호 ( Jin Ho Lee ),허종훈 ( Jong Hoon Heo ),권경아 ( Kyung A Kwon ),김성록 ( Sung Rok Kim ) 대한신장학회 2007 Kidney Research and Clinical Practice Vol.26 No.2
목적: 최근 초음파를 사용한 적극적인 venous mapping으로 자가혈관 수술률이 높아지고 성숙장애 (maturation failure)가 줄어든다는 보고가 있으나 국내 보고는 드문 실정이다. 본원에서는 venous mapping이 자가혈관을 이용함에 어떠한 효과를 나타내고 있는지를 분석하였다. 방법: 이에 본원에서 2005년 1월부터 2006년 6월까지 영구투석이 필요하여 자가혈관, 인조혈관 혹은 영구도관을 삽입한 환자 73명을 대상으로 초음파를 사용, venous mapping을 실시하여 수술방법을 정한 군 (map군, n=40)과 대조군(n=33)으로 나눠 두 군 사이에 자가혈관 사용의 비율, 성숙장애의 빈도 및 그 원인 등을 후향적으로 분석하였다. 결과: 환자의 연령, 65세 이상 고령 환자비, 당뇨 환자비는 map군과 대조군에서 각각 58.95±19.93 (25-86)세 vs 60.76±11.93 (39-80)세, 20/40 vs 17/33, 14/40 vs 19/33로 양 군 사이에 차이는 없었다. 성별 (남/여)은 map군에서 12/28 대조군에서 21/12로 map군에서 여성이 많았다 (p=0.005). 첫 수술시 자가 혈관 사용비율은 map군은 40명 중 34명, 대조군은 33명 중 31명으로 두 군 사이에 차이는 없었다 (p=0.202). 수술 2달 후 map군은 40명 중 34명이 대조군은 33명 중 22명이 자가 혈관을 사용하고 있어 map군이 더 높은 자가혈관 사용 경향을 보였다 (p=0.059). Map군은 40명 중 36명, 대조군은 33명 중 16명이 수술 2달 후 별다른 처치 없이 투석이 가능해 map군이 유의하게 성숙장애 비율이 적었다 (p=0.000). 성숙장애의 원인으로 map군에서는 4예가 있었는데 4예는 혈관성형술 후에, 1예는 혈관성형술과 부경로차단수술 후에 투석이 가능했다. 대조군은 17예가 있었는데 13예는 재수술을 하였다. 그 원인은 동맥의 문제로 혈관의 확장이 오지 않은 군이 3명, 혈관의 연속성이 없어 문합 부위만 자라고 더 이상 정맥의 발달이 없는 경우가 10명 이었다. 3예는 정맥주행경로의 협착으로 인해 혈관성형술 시행 후 투석이 가능했고, 1예는 부경로차단수술 후 투석이 가능하였다. 결론: Venous mapping을 수술 전에 시행한다면 적절한 술기의 발달과 함께 자가혈관의 사용률을 증가시킬 것이라 생각된다. 또, 수술 후 성숙장애로 인한 재수술을 줄일 수 있다고 생각된다. Purpose: Active venous mapping by ultrasonography much increased the rate of autologous graft operations while significantly decreasing the rate of maturation failures. Reports on this phenomenon, however, have been rare in Korea. We here the effect of venous mapping by ultrasonography. Methods: From 2005.1 to 2006.6, we selected 73 patients with autologous or artificial vessel or tunneled catheter and put them into 2 groups: the group that had operation after venous mapping by ultrasonography (n=40) and the control group (n=33) and rate of autologous vessels and the frequency and cause of maturation failure were analysed retrospectively. Results: Patient`s age, patient ratio of age, DM ratio in the map group against the control group were respectively 58.95±19.93 (25-86) vs 60.76±11.93 (39-80), 20/40 vs 17/33, 14/40 vs 19/33 showing no signficant differences between them. Gender ratios (M/F) were 12/28 vs 21/12 showing more females in the mapping group. As for the rate of autologous vessel, 34 out of 40 in map group, and 31 out of 33 in the control group showed no significant difference. After the first operation, 36 out of 40 in map group and 16 out of 33 in the control group were using autologous vessel. The map group had tendency to use higher rate of autologous vessels than the control group (p=0.059). MF ratio was significantly low in the mapping group (p=0.000). Conclusion: Carrying out preoperative venous mapping would promote development of appropriate techniques, together with increased use of autologous vessels. It is also thought that MF reduced the chance of reoperation.
나호명 ( Ho Myung Na ),배성열 ( Seong Yeol Bae ),이연이 ( Yeun Ey Lee ),박재성 ( Jae Sung Park ),박성도 ( Seong Do Park ),김은선 ( Eun Sun Kim ),김용환 ( Yong Hwan Kim ) 한국동물위생학회 2013 한국동물위생학회지 (KOJVS) Vol.36 No.3
For the monitoring of six viral disease (CIV: canine influenzavirus, CPIV: canine parainfluenzavirus, CHV: canine herpesvirus, CPV2: canine parvovirus type 2, CCoV: canine coronavirus, CNV: canine norovirus) inspections, a total of 300 samples were collected nasal or feces from the companion dogs of animal hospital (n=98) and the abandoned dogs of animal shelters (n=202) in Gwangju, Korea. Using PCR and RT-PCR, CPV2, CPIV and CHV were detected in 55 (18.3%), 11 (3.7%), 1 (0.3%), respectively. CPV2 was highly detected in May, October and November. and CPIV was highly detected in November. But those agents were not detected the virus in March and July. Based on the results of the investigation continuous monitoring for companion and abandoned dogs will be required.
나호명 ( Ho Myung Na ),최종욱 ( Jong Woog Choi ),박재성 ( Jae Sung Park ),이연이 ( Yeun Ey Lee ),배성열 ( Seong Yeol Bae ),박성도 ( Seong Do Park ),김은선 ( Eun Sun Kim ),김용환 ( Yong Hwan Kim ) 한국동물위생학회 2014 한국동물위생학회지 (KOJVS) Vol.37 No.4
The purpose of this study was to determine the zoonotic diseases of stray dog and cat in Gwangju, Korea. We chose randomly 300 samples which is 265, dogs and 35, cats in the public animal shelter from March to August of 2013. The animals’ blood biochemistry values measured, and the out of normal values were 49.7% GOT, 36.3% GPT, and 78.0% GGT. The tested items were Dirofilaria immitis, Toxoplasma gondii, Brucella canis, Rabies virus. The positive results were 10% Dirofilaria immitis, 6.3% Toxoplasma gondii (antibody detected), 10% Rabies (antibody detected) but 0.0% in B. canis. The stray animals’ antibodyㆍantigen positivity take effect high from Mar.-May. Therefore, we propose that those diseases should be monitering and vaccinating in Korea.
CSL-NOR형 SONOS 플래시 메모리의 멀티비트 적용에 관한 연구
김주연,안호명,이명식,김병철,서광열,Kim Joo-Yeon,An Ho-Myoung,Lee Myung-Shik,Kim Byung-Cheul,Seo Kwang-Yell 한국전기전자재료학회 2005 전기전자재료학회논문지 Vol.18 No.3
NOR type flash 32 ${\times}$ 32 way are fabricated by using the typical 0.35 ${\mu}{\textrm}{m}$ CMOS process. The structure of array is the NOR type with common source line. In this paper, optimized program and erase voltage conditions are presented to realize multi-bit per cell at the CSL-NOR array. These are considered selectivity of selected bit and disturbances of unselected bits. Retention characteristics of locally trapped-charges in the nitride layer are investigated. The lateral diffusion and vertical detrapping to the tunneling oxide of locally trapped charges as a function of retention time are investigated by using the charge pumping method. The results are directly shown by change of the trapped-charges quantities.
동물원 사자의 Clostridium perfringens에 의한 장독혈증 감염증례
김용환 ( Yong Hwan Kim ),나호명 ( Ho Myung Na ),박성도 ( Sung Do Park ),고바라다 ( Ba Ra Da Koh ),김태순 ( Tae Sun Kim ),윤병철 ( Byeong Chel Yoon ),최종욱 ( Jong Woog Choi ),이삼수 ( Sam Soo Lee ) 한국동물위생학회 2005 한국동물위생학회지 (KOJVS) Vol.28 No.3
A 3-year-old male lion at Gwangju Uchi Zoo presented for acute onset of haemorrhagic diarrhea and died. The lion showed reddening of the anus as the cause of haemorrhagic enteritis. Necropsy revealed a severe haemorrhagic colitis. Grossly, lesions included icterus, excess pericardial fluid, dark kidneys, and an enlarged, friable liver. The intestines were flaccid, thin-walled, dilated, and gas-filled. The spleen was enlarged and pulpy because of congestion. Most of organs were rapidly postmortem autolysis. Histopathologically, the intestines were edema and transient leukocyte infiltration of the lamina propria, followed by necrosis. Especially of the intestinal submucosa was edematous, haemorrhagic, or filled with leukocytes. The crypts remained intact or dilated. C perfringens was isolated from a lion at bloody feces, and identified C perfringens type A, confirming the presence of C perfringens α-toxin by PCR. These results were suggested that the case were diagnosed as enterotoxicosis in the lion. More studies are needed on lion enterotoxemia, especially of its etiopathogenesis, in order to develop more efficient prevention for this disease.
황종운 ( Jong Woon Hwang ),이호명 ( Ho Myung Lee ),한대희 ( Dae Hee Han ),오지은 ( Ji Eun Oh ),하정수 ( Jung Su Ha ),조대현 ( Dae Hyeon Cho ),심상군 ( Sang Goon Shim ) 대한내과학회 2008 대한내과학회지 Vol.75 No.1
발열과 황달을 주소로 내원한 45세 남자 환자에서 균 배양검사와 간조직 검사 등으로, 매우 드물게 발생한다고 보고되어 있는 황달성 장티푸스 간염을 진단하였기에 문헌고찰과 함께 보고한다. Typhoid fever is a febrile illness with a variety of systemic manifestations; however, icteric typhoid hepatitis, mimicking the clinical features of acute hepatitis, is very uncommon. A 45-year-old man was admitted to the hospital for evaluation of fever, dark-colored urine, and jaundice. On admission, the total bilirubin was 4.3 mg/dL, and the AST and ALT were 468 and 319 IU/L, respectively. Salmonella typhi was identified by blood culture. A liver biopsy revealed some mononuclear cell infiltrations without hepatocyte necrosis or typhoid nodules. CT scan findings showed splenomegaly and mesenteric lymphadenopathy. With the administration of ceftriaxone, he became afebrile and showed improvement in the jaundice, with normalization of AST and ALT. (Korean J Med 75:77-81, 2008)
김윤영 ( Yun Young Kim ),이호명 ( Ho Myung Lee ),황종운 ( Jong Woon Hwang ),이진호 ( Jin Ho Lee ),허종훈 ( Jong Hoon Heo ),권경아 ( Kyung A Kwon ),김성록 ( Sung Rok Kim ),고경혁 ( Gyung Hyuck Ko ) 대한신장학회 2006 Kidney Research and Clinical Practice Vol.25 No.5
The incidence of glomerulonephritis associated with malignancy is not common. Membranous glomerulonephritis associated with carcinomas and minimal change nephrotic syndrome with Hodgkin`s disease has been occasionally reported. The pathogenesis of glomerular injury associated with malignancy is not well known. The IgA nephropathy associated with malignancy, though rare, has been reported. IgA nephropathy associated with acute myeloid leukemia, however, is yet to be reported. We hereby report a case of IgA nephropathy associated with acute myeloid leukemia (AML M2). (Korean J Nephrol 2006;25(5):829-833)
PCR-RFLP를 이용한 한우와 젖소고기의 MC1R 유전자변이 검출
고바라다 ( Ba Ra Da Koh ),김용환 ( Yong Hwan Kim ),박성도 ( Seong Do Park ),나호명 ( Ho Myung Na ),김정남 ( Jeong Nam Kim ),성창민 ( Chang Min Sung ),이삼수 ( Sam Soo Lee ) 한국동물위생학회 2005 한국동물위생학회지 (KOJVS) Vol.28 No.3
The melanocortin 1 receptor(MC1R) encoded by the coat color extension gene(E) plays a key role in the signaling pathway of melanin synthesis. The primers for the amplification of bovine MC1R gene were designed based on a bovine MC1R gene sequence(GenBank accession no. Y19103). A size of 483bp(482bp for Hanwoo) was amplified by PCR, digested with HpaII restriction enzyme and electrophoresed in 1.5% agarose gel. When the amplified DNA product(483bp) was digested with HpaII restriction enzyme, Hanwoo meat showed a single band of 482bp, whereas two fragments of 325bp and 158bp were detected in Holstein, Angus and meat of Hanwoo/Holstein cross cow having back coat color phenotype, respectively. The results of this experiment indicate that new designed primers of bovine MC1R gene may be useful for identification of Hanwoo meat from Holstein, Black Angus and Hanwoo/Holstein cross cow meat.
김중현 ( Jung Hyun Kim ),김선유 ( Sun Yu Kim ),정은희 ( Eun Hee Jung ),김진석 ( Jin Seok Kim ),노태권 ( Tae Kwon Noh ),배호명 ( Ho Myung Bae ),남춘희 ( Chun Hee Nam ),이병윤 ( Byoung Yoon Lee ) 한국환경생태학회 2016 한국환경생태학회지 Vol.30 No.1
본 연구는 안동 사문암지대의 관속식물상, 현존식생 및 토양특성에 대한 조사를 수행하였다. 2014년 4월부터 10월까지 총 7회에 걸쳐 현지조사를 실시한 결과 관속식물은 88과 239속 311종 6아종 33변종 6품종 3교잡종으로 총 359분류군이 확인되었으며, 본 연구에서 249분류군의 분포가 새로이 밝혀졌다. 안동 사문암지역은 식물구계학상 온대중부지역에 속하고 낙엽활엽수와 침엽수의 혼합림으로 구성된다. 한반도 고유종은 외대으아리, 은사시나무, 오동나무, 벌개미취가 확인되었다. IUCN 평가기준에 따른 적색목록식물은 7분류군으로 준위협종(NT)에 채고추나물, 원지, 쑥방망이, 관심대상종(LC)에 낙지다리, 솜양지꽃, 창포, 미평가종(NE)으로 멱쇠채가 조사되었다. 식물구계학적 특정식물은 Ⅳ등급 2분류군, Ⅲ등급 5분류군, Ⅱ등급 4분류군, Ⅰ등급 7분류군 등 19분류군이 발견되었다. 귀화식물은 34분류군으로 확인되었으며, 귀화율 9.5%, 도시화지수 10.6%로 나타났다. 연구지역의 산림토양은 표층~20㎝에서 양토와 미사질양토, 20㎝~40㎝에서 양토와 미사질점토인 것으로 분석되었다. 토양 내 중금속은 Ni과 Cd의 함량이 높은 것으로 나타났다. This study was carried out to investigate the flora, vegetation and soil properties of serpentine area in Andong, Korea. The vascular plants identified during the seven-round field surveys were a total of 359 taxa: 88 families, 239 genera, 311 species, 6 subspecies, 33 varieties, 6 forms and 3 hybrids. 249 taxa were newly discovered in this region. The plant composition of serpentine area is the deciduous broad-leaved and conifer-mixed forest which is the common one in the middle part of the Korean peninsula. Four taxa of Korean endemic plants such as Clematis brachyura, Populus × tomentiglandulosa, Paulownia coreana and Aster koraiensis were collected. The vascular plants on the red list according to IUCN evaluation basis were found to be seven taxa: Near Threatened (NT) species of Hypericum attenuatum, Polygala tenuifolia and Senecio argunensis, Least Concern (LC) species of Penthorum chinense, Potentilla discolor and Acorus calamus, and Not Evaluate (NE) species of Scorzonera austriaca ssp. glabra. The floristic regional indicator plants found in this area were 19 taxa comprising two taxa of grade IV, five taxa of grade III, four taxa of grade II, and nine taxa of grade I. The naturalized plants were identified as 34 taxa and the percentage of naturalized index (NI) was 9.5 %, and urbanization index (UI) was 10.6 %. Forest soils contained high content of nickel and cadmium. The soil layer consists of loam and silt loam from the surface to a depth of 20 ㎝and loam and silt clay from a depth of 20 ㎝to 40 ㎝.