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서울의 Penicillinase Producing Neisseria Gonorrhoeae 발생빈도(1996)
김재홍,황동규,전재홍,김윤석,김중환,김용준,이창균,임동진,김현수,조창근,김경문,박상훈,전우형,김희성,이호정,차명수,김갑형,김형석,김석우,황지환,박병순,권오상,이민수,송기훈,성소영,이인섭,부태성 대한화학요법학회 1999 대한화학요법학회지 Vol.17 No.2
Background : In recent years, gonorrhea has been panedemic and remains one of the most commom STDs in the world, especially in developing countries. Objective & Methods: For the detection of a more effective therapeutic regimen and assessing the prevalence of PPNG, we have been trying to study the patients who have visited the VD Clinic of Choong-Ku Public Health Center in Seoul since 1980 by means of the chromogenic cephalosporin method. Results: In 1996, 139 strains of N. gonorrhoeae were isolated, among which 53(39.0%) were PPNG. Conclusion: Our results suggests that after a peak of 74.3% in 1993, the prevalence of PPNG in Seoul is gradually declining.
내시경역행성담췌관조영술 후 발생한 종격동기종, 피하공기증, 긴장성 기흉 1예
조용건,이현승,권균홍,김자영,김봉진,김지연,배용목,박선자 고신대학교의과대학 2008 고신대학교 의과대학 학술지 Vol.23 No.4
However, Endoscopic retrograde cholangiopancreatography (ERCP) is still helpful procedure for the diagonosis of the pancreatobiliary disease and treatment through endoscopic sphinterectomy (EST) is relatively safe, these have possiblity of complications such as hemorrhage, infection, panceatitis, and perforation. ERCP related perforation was rarely reported in 0.3 to 1.1% of previous study, but most serious complication. A report of Pneumomediastinum, Tension Pneumothorax complicating perforation after ERCP and EST is very uncommon. In our hospital, we experienced case of pneumomediastinum, subcutaneous emphysema, and tension pneumothorax after ERCP and EST, and the patient (a 58 years old female with suspicious common bile duct stone) was treated successfully with conservative treatment.
당뇨환자에서 발생한 두개저의 침습성 아스페르길루스증 1예
이지연,김성범,김용현,김정한,유상균,김희영,정영걸,박승철,정학현,최재걸,이진수,김민자 대한감염학회 2003 감염과 화학요법 Vol.35 No.5
두개저의 침습성 아스페르길루스증은 매우 드물지만 치명적인 질환으로 침습성 아스페르길루스 부비동염에 합병될 수 있다. 침습성 아스페르길루스증의 치료 원칙은 병변의 외과적 적출술과 장기간의 항진균요법으로 되어 있으나, 적절한 치료 기간과 치료 반응의 경과 판정에 대한 지침은 없는 실정이다. 저자들은 부비동염 증상을 주소로 내원하여 아스페르길루스종을 진단받고 4개월 전에 수술받은 적이 있는 당뇨 환자에서 두 개저의 침습성 아스페르길루스증을 진단하였으며, 병소의 부분적인 수술적 제거와 5개월 이상의 전신적 항진균제 사용으로 환자의 임상 경과가 호전되었으며 치료전과 치료 과정에서 시행한 갈륨스캔에서 방서성동위원소의 섭취가 점차 감소하여 일치하는 소견을 관찰할 수 있었다. 이에 저자들은 당뇨를 포함한 면역저하자에서 발생하는 아스페르길루스 부비동염은 조직 침습 유무에 대한 정확한 진단이 매우 중요하며, 추후에도 침습성 아스페르길루스증으로 진행할 수 있음을 유의해야 할 것을 강조하며, 또한, 갈륨스캔이 그러한 감별과 치료 경과 판정에 유용함을 경험하여 보고하는 바이다. Invasive aspergillosis of skull base is a rare but potentially lethal disease which complicates fungal sinusitis and requires surgical debridement, and long term antifungal therapy. However, optimal duration of antifungal therapy and standard method to monitor of clinical response are not known. A 55-year-old diabetic female patient presented with headache and otatgia 4 months after surgery for non-invasive aspergilloma of sinus. Brain MRI findings revealed bone destructions at the skull base and mastoid process. Mastoidectomy and tympanoplasty were performed, and the resected specimen showed fungal hyphae invading the tissue. Amphotericin B was given for 9 weeks (a total dose of 3.3g) with oral itraconazole, followed by itraconazole (400 ㎎ daily) alone for another 12 weeks. Serial gallium scans, taken before treatment and at 8th and 16th weeks following therapy, showed gradual reduction in uptake of the lesions. We emphasize that non-invasive Aspergillus sinusitis may progress to invasive disease, and strong suspicion of invasiveness is mandatory, especially in immunocompromised patients including diabetes mellitus. Also, we suggest that gallium scan is useful for determining the presence and extent of the disease, and monitoring clinical response following therapy.
폐결핵치료 중인 환자에서 Rifampicin에 의해 유발된 위막성 대장염 2예
김봉진,권균홍,임창섭,김자영,홍정범,옥미선,배용목,김지연 고신대학교의과대학 2008 고신대학교 의과대학 학술지 Vol.23 No.4
Pseudomembranous colitis (PMC) is a disease caused by Clostridium difficile proliferation. The causative drugs are clindamycin, third-generation cephalosporins, flouroquinolone and so on. Rifampicin has been reported as a cause of PMC in the 1980s, and the frequency of PMC is increasing because rifampicin is a first line drug for anti-tuberculosis therapy. Two patients were recently admitted to our hospital due to watery diarrhea for 1 month and they were diagnosed with PMC by sigmoidoscopy. Their onset age were 74, 72 years old and latent period of symptoms were 60, 129 days, respectively. In one case, the patient displayed coexisting hypertension and diabetes. The clinical symptoms improved after discontinuing the rifampicin and then administering oral metronidazole. We report here on two cases presumed to be rifampicin-induced PMC.
김성수,이동희,황부근,신말순,배종진,윤진환,지용석,안희구 한국특수체육학회 2002 한국특수체육학회지 Vol.10 No.2
The purpose of this study was to analyzed the aerobic capacity of disability· able-bodied wheelchair basketball players. Cardiorespiratory parameters were measured during graded maximal exercise test. Exercise time, HRpeak, oxygen uptake(VO_2, L·min^-1, ml·min^-1·kg^-1), carbon dioxide production(VCO_2, L·min^-1), ventilation(L·min^-1) were examined in disability national elite male wheelchair basketball at letes(DA, N = 10), able-bodied wheelchair basketball athletes(AA, N = 10). All data were expressed in means and standard deviation. Exercise time, HRpeak, oxygen uptake, carbon dioxide production, ventilation were not different between groups. In conclusion, aerobic capacity of disability national elite male wheelchair basketball athletes is the same able-bodied wheelchair basketball athletes. These finding suggest that chronic wheelchair basketball training produce local adaptations in the functional upper body musculature.
쇼트피닝 가공에 의한 Al 7075-T6의 피로특성에 관한 연구
김태형,정성균,신용승 한국공작기계학회 2002 한국공작기계학회 추계학술대회논문집 Vol.2002 No.-
The shot peening process is most often used to improve fatigue properties of metal parts. In order to achieve optimum, repeatable and reliable fatigue enhancement from the shot peening process, the important shot peening parameters must be controlled. In this paper, the optimum shot peening condition is investigated. Rotate bending fatigue test was accomplished to investigate the effects of shot peening on the fatigue strength. Experimental results show that the fatigue strength was tremendously increased by optimum peening condition. But the fatigue strength was decreased by under peening or over peening.
Stage II B형 골육종에 대한 술전 항암화학요법 및 수술적 치료 결과
김정만,우영균,김형민,김훈교,이승구,강용구 가톨릭중앙의료원 가톨릭암센터 1997 암심포지움 Vol.- No.1
Recent advances in imaging techniques, surgery and combination anti-cancer chemotherapy have brought high survial rates in osteosarcoma. To investigate the survival rate, local recurrence and complications in treatment, we analysed 25 osteosarcoma cases who had been treated with preoperative neo-adjuvant chemotherapy, surgery and post operative chemotherapy at Department of Orthopedic Surgery, Catholic University. From May 1988 to April 1995, 42 cases of stage IIB osteosarcoma were admitted in Department of Orthopedic surgery. Among them, 17 cases who didn't follow our treatment guidance were excluded in this study. The average age were 19 years. There were 21 males and 4 females. The involved sites were 4 humerus, 10 femur, 10 tibia and 1 talus. Eleven cases had received intra-arterial cisplatin and intravenous adriamycin chemotherapy, and 7 T-10 protocol and 7 intravenous ifosfamide, ADR, methotrexate, cisplatin. Among twenty-three cases were treated with limb salvage surgery, and 2 amputation. The average follow-up was 35 months(3-82). There were 14 cases of continuous disease free, 9 cases of died of desease, 1 case of alive with disease, and 1 case of no evidence of disease at final follow-up. There were three cases of local recurrence at 6,8 and 12 months after operation. The Estimated kaplan-Meier's 5 year survival rates for all, ADR-cisloatin group, T-10 protocol group, and ifosfamide regimen group were 66%, 73%, 44% and 72%, respectively.
국내 사용 농약을 대상으로 한 HPLC 방법에 의한 옥탄올/물 분배계수 추정법의 적용성 검토
김균,권진욱,김용화 한국환경독성학회 2001 환경독성보건학회지 Vol.16 No.4
Octanol/water partition coefficients of 52 chemicals were calculated using RP-HPLC estimation method and predicted by computer program, PCHEM, The result showed relationship between literature values and RP-HPLC observed values (relative coefficient r² = 0.916), but the relationship of PCHEM values with literature values was lower than RP-HPLC value (relative coefficient r² = 0.795). The average difference in partition coefficient between the RP-HPLC method and flask-shaking method was log Kow=0.54, while the average difference between the values predicted form the computer program and flask-shaking method was log Kew = 0.36. Compared to octanol/water partition coefficients by 3 methods (Flask-shaking, RP-HPLC, computer prediction), the octanol/water partition coefficient values based on the flask-shaking method were very similar to the literature values, while the octanol/water partition coefficient values by RP-HPLC method without to consider the dead time, and computer prediction values did not significantly differ with the literature values.
김동균,박용진,배석태,김시범 동아대학교 공과대학부설 생산기술연구소 1998 生産技術硏究所硏究論文集 Vol.3 No.2
In this study was performed on the characteristics of heat transfer analysis by numerical method in a double horizontal channel with internal heat source, up and down side walls are adiabatic condition. Pseudo PCB(Printed Circuit Board) with cooling hole its located front of heat source. This channel have two heat sources that its condition is uniform heat flux maintenance 5W, upper channel and lower channel inlet valocity 0.3m/sec and outlet open condition. Parameter is cooling hole's size for three cases and increasing heat flux(10W, 15W) for one case.