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횡행결장에서 발견된 시위석 ( Diospyrobezoar )
최창환(Chang Whan Choi),정영호(Young Ho Jeong),문현웅(Hyun Woong Moon),이호심(Ho Sim Lee),김종숙(Chong Sook Kim) 대한소화기학회 1995 대한소화기학회지 Vol.27 No.2
Diospyrobezoar I.I o type ot' hezcwir which ure hecomes concrete when vegetables or fruits such as persimmons are ingeited.. The diospyrohezoar dcvelops very rapidly and becornes large enough to cauuse the intestinal ohstructiomi, gastric hleedinig by the mech;mical irritation or uulceration and pert'oratioon. Frequuent loocationi of bez(xlr av. Fhic ileum attd thc jcjunnunn. Hercin, we dcscribc a rare case of diospyrohez(xir whicEi was recovvrcd from tEie transverse colon. The patient was a 68- year-old woman, who complainc.d of v;holc abdoininal pain and vomiting for 3 ciays. Plain obdo- minal filrn showed a fetus fist .iized mass-like .ihadow on the right 1ower quadrant. Abdominal C.'T scanning showed a solid muss on di.tal jejunum or proximal ileum. Upon operution, the large mass was observed in the mid-trun.evcrse colon, which wa.I renwived by uppendcctomy;md ceccctorny. (Korean 3 Gastroenterol 1995;27:256 260)
김종환,장순명,송요준,노준량,서경필,이영균 中央醫學社 1974 中央醫學 Vol.26 No.5
The clinical cases of twenty consecutive intracardiac operations under the cardiopulmonary bypass with the disposable bubble oxygenator of RyggKyvsgaard and the Sigma Motor pump during past 3 months were reviewed to evaluate the effects of the extracorporeal circulation on the body by observing the hematologic and metabolic studies. The hematological examinations observed periodically revealed the effect of hemodilution with the lowered hemoglobin and- hematocrit values with which patients did well, and the tendencyy of mild anemia continuing even on dismissal from hospital. The platelet counts were decreased markedly along with the bypass and remained rather low after the operation in most cases. However, these. alterations did not result in clinically related significant complications. On the other hand, the changes in the serum electrolytes were minimal being kept in the near physiological range including calcium and magnesium levels_ Though, additional amounts of potassium were administered to keep the serum. potassium level a little high to avoid possible occurrence of cardiac arrhythmias after surgery. The metabolic effects of extracorporeal circulation on the body were studied with the arterial blood gas analyses performed on the blood samples taken periodically before, during and after bypass. The general tendency was toward moderate respiratory alkalosis during perfusion and mild metabolic acidosis with the result of keeping the pH values within the normal range. The respiratory component of the alterations were mainly the moderately lowered carbon-dioxide tension in the blood during perfusion rising only to normal level with the termination of the bypass. It was suggested that the addition of small amounts "of carbon dioxide to the oxygenator along with the sufficient amount of 'oxygen -may be beneficial to avoid these potentially dangerous respiratory imbalance .during perfusion. The metabolic acidosis present before perfusion weremuch corrected toward normal with perfusiorz'-probably from the result of bicarbonate .added during and after surgery. However, these metabolic acidosis were not so :severe that extraordinary amounts of bicarbonate should be given for the cor section. The average amount of bicarbonate given during and after perfusion was 133.8 mEq. with several cases getting a little more because of the prolonged perfusion. On the whole, the cardiopulmonary bypass was carried out successfully with the only mild deviation of the observed data from normal physiological values. There were 6 hospital deaths, 30% hospital mortality, 3 out of 10 cyanotic heart ,diseases, 2 out of 4 ventricular septal defects, none of 3 atrial septal defects and 1 out of 4 prosthetic valve replacements in 3 cases. The complications seen in the survivors from surgery were not definitely related to the bypass itself.
임창규,오경환,정철희,박상철,박재옥,이상주 순천향대학교 1992 논문집 Vol.15 No.2
Congenital sensory neuropathy with anhidrosis(CSNA) is a well-defined entity among a group of sensory deficiency syndromes. The primary clinical features of CSNA are congenital analgesia, which leads to self-mutilation and painless fracture; inability to sweat, which leads to defective thermoregulation; and, finally, mental retardation. Here, we report a case of typical CSNA in 8-month-old male who had unexplained high fever without sweating, self-mutilating his tongue and of his fingers, and mental retardation and was diagnosed by skin biopsy, histamine challange test, and iodine-starch test.
흰쥐의 신경병증성 통증모델에서 양측 경부교감신경절제가 기계적 이질통과 냉각 이질통에 미치는 영향
박종민,김창성,이재민,이윤기,문동언,양내윤,김성년,최진환 대한마취과학회 1999 Korean Journal of Anesthesiology Vol.36 No.2
Background : The pathophysiologic mechanism of the neuropathic pain is still unclear. We designed this study to evaluate the effect of bilateral cervical sympathectomy on allodynia and the relationship of neuropathic pain with sympathetic nerve system of supraspinal level in rats experiencing neuropathic pain. Methods : Neuropathic pain was produced by tight ligating the left 5th and 6th lumbar spinal nerves of male Sprague-Dawley rats. Mechanical allodynia was quantified by measuring the foot withdrawal frequency to stimuli with two von Frey filaments of 14.5 mN and 53.9 mN applied to the affected left hind paw, and cold allodynia was quantified with the same manner using 100% acetone. We divided the neuropathic pain models into experimental group (bilateral cervical sympathectomy) and control group (sham operation), and then measured the foot withdrawal frequency 1, 3, 5, 7, 14, 21 and 28 days postoperatively. Results : In experimental group, the foot withdrawal frequency to mechanical stimuli with 14.5 and 53.9 mN of von Frey filament and cold stimuli with 100% acetone was significantly lower than that of control group for all postoperative observation points. Also, the experimental group showed decrease in foot withdrawal frequency compared with preoprative value over the course of the study. Conclusions : Bilateral cervical sympathectomy reduced mechanical allodynia and cold allodynia in the rat model of neuropathic pain suggesting that neuropathic pain, although the lesions are localized in low extremities, may be correlated with functional disturbance of sympathetic nerve fibers of supraspinal or brain level and help explain the mechanism of neuropathic pain. (Korean J Anesthesiol 1999; 36: 327∼334)
Min, Kyueng-Whan,Park, Moon Hyang,Hong, Sung Ran,Lee, Heejung,Kwon, Sun Young,Hong, Sook Hee,Joo, Hee Jae,Park, In Ae,An, Hee Jung,Suh, Kwang Sun,Oh, Hoon Kyu,Yoo, Chong Woo,Kim, Mi Jin,Chang, Hee Kyu Raven Press 2013 International journal of gynecological pathology Vol.32 No.1
<P>Accurate diagnosis of ovarian clear cell carcinoma (CCC) is important because of its poor prognosis with chemoresistance and a high recurrent rate. The clinicopathologic characteristics and prognostic significance of the cell cycle regulator [early mitotic inhibitor-1 (Emi1)] and galactoside-binding protein (Galectin-3) were evaluated. Among 155 CCCs from 18 hospitals in Korea between 1995 and 2006, 129 pure CCCs were selected with consensus using immunohistochemical stains for hepatocyte nuclear factor-1β, Wilms' tumor protein, and estrogen receptor. The expressions of Emi1, Galectin-3, p53, and Ki-67 labeling index were analyzed with clinicopathologic parameters and the patient's survival. The mean age of the patients was 49.6 yr; the tumors were bilateral in 10.9%, and the average size was 12 cm. Adenofibromatous component was found in 7%, and endometriosis in 48.1% of the cases. Psammoma body was seen in 16.3%. Disease-free survival and overall survival rates were 78.3% and 79.1%, respectively. The International Federation of Obstetrics and Gynecology (FIGO) stage was the most important prognostic indicator. Emi1 expression (>5%) was seen in 23.3% of CCCs, and associated with high FIGO grades and poor overall survival (P<0.05). High Galectin-3 (80%) expression was seen in 59.7% of CCCs, and associated with FIGO stages III and IV, and high Ki-67 labeling index. High Ki-67 labeling index (50%) and p53 expression (50%) were seen in 27.1% and 18.6% of CCCs, respectively, but there was no clinicopathologic and prognostic significance. On the basis of the fact that the expression of Emi1 in CCC was correlated with a high histologic grade and worse overall survival, target therapy using inhibitors of Emi1 may be tried in the management of CCC patients with Emi1 expression.</P>
Tire 및 Tube 의 품질보강에 관한 연구(제4보)
이명환,이진범,김준수,염홍찬,홍종명,임동호,박창호 한국고무학회 1969 엘라스토머 및 콤포지트 Vol.4 No.1
As a part of a series of previous studies, physical properties of various portions of a tire made of NR-Syn. R blends were studied. 1. It was found, in general, most effective for tire tread when 50 parts of HAF black was blended with NR and Syn. R with a ratio of 70/30. 2. It was found that the use of SBR 1712 has an advantage in price, easy processing and physical properties than other synthetic rubber. 3. A technical compounding of various portions of a tire has to be determined for optimum cure conditions.