http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
최성호(Seong Ho Choi),신영민(Young Min Shin),김상현(Sang Hyun Kim),박승근(Seung Keun Park),이헌직(Hun Jig Lee),강대환(Dae Han Kang),조몽(Mong Cho),양웅석(Ung Suk Yang),문한규(Han Gyu Moon) 대한내과학회 1993 대한내과학회지 Vol.45 No.1
Background: AFP is known as one of the most sensitive tumor markers for hepatocellular carinoma. But in many cases of hepatocellular carcinoma, low or negative levels of AFP have been observed. And because AFP levels may be increased in cases of other liver diseases such as liver cirrhosis, its specificity and sensitivity are problems. PIVKA-II has been studied as a new tumor marker for hepatocellualr carcinoma with AFP. It is a precursor protein of prothrombin and is converted to active form of prothrombin by the action of Vitamin K dependent carboxylase in hepatocyte microsomes. As this process can be suppressed by Vitamin K deficiency or Vitamin K antogonist such as warfarin, PIVKA-II levels might be increased due to functional derangement of Vitamin K-dependent carboxylation in hepatocellular carcinoma. We measured the levels of PIVKA-II in patients with various liver diseases including hepatocellular carcinoma and evaluated the meaning of increased PIVKA-II levels. Methods: We measured the levels of PIVKA-II in the plasma of 30 patients with hepatocellular carcinoma and 41 patients with other liver diseases by EIA method using monoclonal antibody specific to PIVKA-II. AFP was checked by RIA method. Results: The levels of PIVKA-II were increased above 0.1 AU/mL in the plasma of 25 (83%) patients with hepatocellular carcinoma and 1 patient with liver cirrhosis and 1 chronic hepatitis, 1 receiving warfarin, 2 toxic hepatitis, 2 cholangiocarcinoma and 1 liver metastatis from stomach cancer. In this study, with diagnostic cut-off value of 0.1 AU/ mL, the sensitivity and specificity of PIVKA-II to detect hepatocellular carcinoma were 83.3% and 78% each. With cut-off value of 8.0 AU/ml, the sensitivity and specificity were 66.7% and 100% each. By the combination assay with the cut-off values of AFP above 100ng/mL & PIVKA-II above 0.1 AU/mL the sensitivity for hepatocellular carcinoma could be elevated to 86.7%. Conclusion: We can conclude that PIVKA-II is more sensitive and specific than AFP and is a useful tumor marker which can elevate the sensitivity and specificity to detect hepatocellular carcinoma by combination assay with AFP. And PIVKA-II can be a useful screening method to detect hepatocellular carcinoma arising from liver cirrhosis.
후천성 면역 결핍증 환자 ( AIDS ) 의 혈액면역학적 특성과 기회감염에 대한 임상적 고찰
남태수(Tae Su Nam),서경수(Keung Su Seo),이경인(Kyong In Lee),김윤성(Yun Seong Kim),홍진희(Jin Hee Hong),김광하(Gwang Ha Kim),정준훈(Joon Hoon Jeong),주형준(Hyung Jun Chu),박승근(Seung Keun Park),성낙현(Nak Hean Seoung),정주섭(Ju Sup 대한내과학회 1997 대한내과학회지 Vol.52 No.1
The number of persons with HIV infection in Korea have increased steadily, total number of HIV infection in Korea were 478 on August, 1995. To investigate the clinicoimmunologic manifestation of AIDS in Korea, we reviewed complete blood counts (CBC), CD4 counts, serum β2-microglobulin level, opportunistic infections and cause of death for 19 AIDS patients who had been admitted or visited at Pusan national university hospital during the period of January, 1990 to August, 1995. 1) The predominant mode of HIV transmission was heterosexual contact(18), other modes of transmission were homosexual contact(1). Clues of diagnosis of HIV infection were routine occupational health examination(14), and opportunistic infection symptoms such as fever, coughing(4). 2) Mean CD4 cell counts(/mm3) were 53±72 totally, 22±27 for 8 dead patients at mean 2 month before, 91±87 for 7 living patients. There were not significant difference(p>0.05). 3) Serum β2-microglobulin(MG;ug/ml) was measured at 12 patients, mean serum β2-MG level was4.8±7.3 totally, 7.1±10.3 for 6 dead patients at mean 1.3 month before, 2.5±0.4 for 6 living patients. There were not significant(p>0.05). 4) At CBC examination, WBC(/mm3) was 5,932±2,899 totally, 5,452±3,436 for 10 dead patients, 6,500 ±2,221 for 9 living patients(p>0.05). Hb(g/dl) was 11,4±2.8 totally, 9.4±1.8 for dead patients, 13.6±1.8 for living patients(p<0.05). Lymphocyte count(/mm) was 1,255±800 totally, 731±424 for dead patients, 1,838716 for living patients(p<0.05). ESR(mm/h) was 72±47 totally, 97±33 for dead patients, 47±47 for living patients(p<0.05). 5) Opportunistic infections had developed at 14 patients, candidiasis 7, pneumocystis carinii pneumonia 5, tuberculosis 3, cytomegalovirus infection 2, herpes zoster 3, toxoplasmosis 1, cryptococcal infection 2, bacterial pneumonia 5, and herpes simplex l. Malignant lymphoma had developed in 1 patient. 6) Mean survival interval from diagnosis of HIV infection to death was 32.8±19.1 months, and the most common cause of death was pneumocystis carinii pneumonia, and other causes of death were meningitis, bacterial pneumonia and AIDS-wasting syndrome. Based on these results, We concluded that CD4 counts, serum β2-microglobulin level, Hb, total lymphocyte count and ESR in AIDS patients are specific laboratory markers of progression and prognosis of AIDS, the most common opportunistic infection was candidiasis, and the most common cause of death in AIDS patients was pneumocystis carinii pneumonia.
박성민,이수봉,박승근,이우철,양웅석,송근암,조몽,송철수,성은영 대한소화기학회 1998 대한소화기학회지 Vol.32 No.3
Gastric volvulus is a rare condition in which the stomach rotates upon itself, Gastric volvulus can be classified according to axis of rotation (mesenteroaxial vs organoaxia1), extent of rotation (partial vs complete), and underlying cause (idiopathic vs secondary). The symptoms of the patients with gastric volvulus varies from mild, nonspecific vague abdominal discomfort to sudden, severe pain. The gastric volvulus can be diagnosed by a combination of chest and abdominal plain film and UGI barium study. The treatment of patients with gastric volvulus has classically been surgery for reduction of the volvulus and correction of the underlying abdominal pathologic feature predisposing to volvulus formation. In the recent literature, there have been several reports of endoscopic correction of gastrie volvulus. We recently experienced a case of chronic gastric volvulus which was corrected by endoscopic reduction, Thus, we report the case with a brief review of literatures.