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혈청 칼슘 농도가 담즙내 칼슘 농도의 변화에 미치는 영향
조병채,김영진,박용검,지경천,이정효,장인택,김상준,한기정,백광진 중앙대학교 의과대학 의과학연구소 1998 中央醫大誌 Vol.23 No.1
The purpose of this study was to investigate the relationship between the increased serum calcium changes induced by short-term intravenous calcium infusion and the resultant subsequent changes on total and ionized calcium concentration [Ca_TOT] and [Ca^2+]level, and on bile acid changes in the T-tube bile. Ten patients underwent cholecystectomy, common duct exploration, and T-tube insertion. Serum and biliary calcium concentration were measured over an 7-hour period, before, during, and after a 4-hour intravenous infusion of 10% calcium gluconate. During the infusion, serum total calcium[Ca_TOT] increased from 2.17±0.27 mmol/L to 2.30±0.22 mmol/L and serum free ionized calcium[Ca^2+] increased from the preinfusion state, 1.29±0.10 mmol/L to 1.34±0.15 mmol/L. After the infusion, 60 minite later, biliary total calcium [Ca_TOT] increased from 1.54±0.23 to 1.95±0.37 mmol/L and biliary ionized calcium [Ca^2+] increased from 1.08±0.18 to 1.20±0.09 mmol/L. When the data pooled, increased serum total calcium[Ca_TOT] showed significant correlation with serum ionized calcium[Ca^2+] And also serum ionized calcium[Ca^2+] correlated with biliary total calcium[Ca_TOT] And as to bile acid, increased biliary ionized calcium[Ca^2+] related to decreased bile acid. These results support the hypothesis that calcium is freely permeable at biliary excretory system, and that serum ionized calcium level is one of the determinant elements of biliary calcium level.
김혜빈,나성원,Paik Hyo Chae,주혜지,김정민 대한중환자의학회 2021 Acute and Critical Care Vol.36 No.2
Background Lung transplantation (LT) is an accepted therapeutic modality for end-stage lung disease patients. Intensive care unit (ICU) readmission is a risk factor for mortality after LT, for which consistent risk factors have not been elucidated. Thus, we investigated the risk factors for ICU readmission during index hospitalization after LT, particularly regarding the posttransplant condition of LT patients. Methods In this retrospective study, we investigated all adult patients undergoing LT between October 2012 and August 2017 at our institution. We collected perioperative data from electronic medical records such as demographics, comorbidities, laboratory findings, ICU readmission, and in-hospital mortality. Results We analyzed data for 130 patients. Thirty-two patients (24.6%) were readmitted to the ICU 47 times during index hospitalization. At the initial ICU discharge, the Sequential Organ Failure Assessment (SOFA) score (odds ratio [OR], 1.464; 95% confidence interval [CI], 1.083−1.978; P=0.013) and pH (OR, 0.884; 95% CI, 0.813−0.962; P=0.004; when the pH value increases by 0.01) were related to ICU readmission using multivariable regression analysis and were still significant after adjusting for confounding factors. Thirteen patients (10%) died during the hospitalization period, and the number of ICU readmissions was a significant risk factor for in-hospital mortality. The most common causes of ICU readmission and in-hospital mortality were infection-related. Conclusions The SOFA score and pH were associated with increased risk of ICU readmission. Early postoperative management of these factors and thorough posttransplantation infection control can reduce ICU readmission and improve the prognosis of LT patients.
채명석(Myong Seog Chae),백낙환(Nak Whan Paik),김상효(Sang Hyo Kim) 대한두경부종양학회 1999 대한두경부 종양학회지 Vol.15 No.2
Objectives: Major salivary gland tumor mainly develops in the parotid gland and pleomorphic adenoma is a large percentage. The aim of this study is to get clinicopathologic characteristics of overall major salivary gland tumors and suggestions regarding surgical management through collective review of 315 cases. Materials and Methods: This is a clinicopathologic review of 315 cases of major salivary gland tumor who were treated surgically at Department of Surgery, Head and Neck Clinic, Pusan Paik Hospital, Inje University during the period of 18 years from 1980 to 1997. Analysis was performed regarding the incidence, classification, surgery and its complications, and survival rate of salivary gland cancer. Results : 1) Parotid gland was the most prevalent site of salivary gland tumor(78%) and submandibular gland(21%) was next in order. Benign tumors were 257cases(81%) and malignant tumors were 58 cases(19%). 2) Male to female sex ratio was 1:1.2, the most prevalent age group was 3rd decade and the second group was 4th decade. 3) Histopathologically, the most common benign salivary gland tumor was pleomorphic adenoma. Warthin's tumor was next common. Among the malignant tumors, mucoepidermoid carcinoma was most common, and the next were adenoid cystic carcinoma and acinic cell carcinoma. 4) In pleomorphic adenoma, superficial parotidectomy was performed in 129 cases, and extracapsular tumorectomy was performed in 3 cases. In non-pleomorphic benign tumor, tumorectomy was performed in 21 cases. In 40 cases of deep lobe tumor, total parotidectomy was performed in only 2 cases and deep parotidectomy was performed in 38 cases. 5) Surgical complications were facial nerve injury 19 cases, Frey syndrome 13 cases, and salivary fistula 3 cases. 6) Overall 5-year survival rate of salivary gland cancer was 63%. Conclusion: Postoperative recurrence rate is low in benign tumor, but high in cancer of salivary gland tumor. Surgical procedure should not be aggressive in benign tumor, especially in parotid tumor, but should be aggressive in malignant salivary gland tumors.
Haam, Seokjin,Lee, Sungsoo,Paik, Hyo Chae,Park, Moo Suk,Song, Joo Han,Lim, Beom Jin,Nakao, Atsunori Springer International 2015 European journal of cardio-thoracic surgery Vol.48 No.4
<P>Lung transplantation is a well-established treatment of end-stage lung disease; however, it is limited by a shortage of donor lungs. To overcome this problem, donation after cardiac death (DCD) and ex vivo lung perfusion (EVLP) are being widely investigated. In this study, the effect of hydrogen gas, a known antioxidant, was investigated on a DCD lung model during EVLP.</P>