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Pain after laparoscopic appendectomy
Hyung Ook Kim,Chang Hak Yoo,Sung Ryol Lee,Byung Ho Son,Yong Lai Park,Jun Ho Shin,Hungdai Kim,Won Kon Han 대한외과학회 2012 Annals of Surgical Treatment and Research(ASRT) Vol.82 No.3
Purpose: Conventional laparoscopic appendectomy is performed using three ports, and single-port appendectomy is an attractive alternative in order to improve cosmesis. The aim of this study was to compare pain after transumbilical single-port laparoscopic appendectomy (SA) with pain after conventional three-port laparoscopic appendectomy (TA). Methods: From April to September 2011, 50 consecutive patients underwent laparoscopic appendectomy for simple appendicitis without gangrene or perforation. Patients who had undergone appendectomy with a drainage procedure were excluded. The type of surgery was chosen based on patient preference after written informed consent was obtained. The primary endpoint was postoperative pain evaluated by the visual analogue scale score and postoperative analgesic use. Operative time, recovery of bowel function, and length of hospital stay were secondary outcome measures. Results: SA using a SILS port (Covidien) was performed in 17 patients. The other 33 patients underwent TA. Pain scores in the 24 hours after surgery were higher in patients who underwent SA (P = 0.009). The change in postoperative pain score over time was significantly different between the two groups (P = 0.021). SA patients received more total doses of analgesics (nonsteroidal anti-inflammatory drugs) in the 24 hours following surgery, but the difference was not statistically significant. The median operative time was longer for SA (P < 0.001). Conclusion: Laparoscopic surgeons should be concerned about longer operation times and higher immediate postoperative pain scores in patients who undergo SA.
( Seon Young Park ),( Jin Ook Chung ),( Dong Jun Son ),( Chang Hwan Park ),( Hyun Soo Kim ),( Sung Kyu Choi ),( Jong Sun Rew ) 대한내과학회 2014 대한내과학회 추계학술발표논문집 Vol.2014 No.1
Background: Gastroparesis is a chronic disorder that signifi cantly impairs the quality of life of affected individuals. However, little is known about the prognosis for morbidity or death of delayed gastric emptying. The aim of study was to evaluate the prognostic value of gastric emptying study on the prediction of morbidity including cardiovascular event. Methods: We enrolled 139 patients (93 females, 105 patients with diabetes) with symptoms of gastroparesis, who underwent gastric emptying scintigraphy from 2004 to 2013. Comorbid condition, age, gender distribution were examined as potential risk factors. We evaluated the occurrence of cardiovascular events (coronary artery disease, stroke) and other morbid diseases after gastric emptying scintigraphy. Results: There were 114 patients with normal gastric emptying (NGE) and 25 with delayed gastric emptying (DGE). The mean age, gender, BMI and distribution of comorbid conditions including diabetes were not signifi cantly different between the two groups. There was more frequent occurrence of cardiovascular event in ‘DGE’ than ‘NGE’ (32.0 % vs. 10.5 %, p= 0.011). There was more frequent occurrence of cardiovascular event and other neurologic disease in ‘DGE’ (40.0% vs. 14.9%, p=0.009). Conclusions: A delayed gastric emptying study may predict the occurrence of cardiovascular event and negative outcomes in patients with symptoms of gastroparesis.
이관호 ( Kwan Ho Lee ),김형욱 ( Hyung Ook Kim ),류창학 ( Chang Hak Yoo ),손병호 ( Byung Ho Son ),박용래 ( Yong Lai Park ),조용균 ( Yong Kyun Cho ),김흥대 ( Hung Dai Kim ),한원곤 ( Won Kon Han ) 대한소화기학회 2012 대한소화기학회지 Vol.59 No.3
Background/Aims: Radiofrequency ablation (RFA) has been mostly used as a therapeutic alternative to hepatic resection for treating liver metastasis of colorectal cancer. The purpose of the present study was to determine whether there were differences in outcome between RFA and surgical resection in the treatment of colorectal cancer with liver metastases. Methods: We performed a retrospective analysis of 53 patients who underwent only hepatic resection or only RFA for colorectal liver metastases. Twenty-five patients who underwent hepatic resection were compared with 28 patients who underwent RFA for synchronous or metachronous liver metastases. Results: The median CEA level at the time of diagnosis of liver metastases was significantly higher in the resection group (14.2ng/mL vs. 2.8ng/mL, p=0.002). The median size of main liver metastases was significantly larger in the resection group (4.0 cm vs. 2.05 cm, p=0.002). There was no difference in the percentage of patients experiencing major complication (one patient in each group). The marginal recurrence rate was significantly higher in the RFA group (p=0.004). Disease-free and overall survival were longer in the resection group (p=0.008 and 0.017, respectively). In multivariate analysis, only the type of treatment was a factor associated with disease-free and overall survival (p=0.004 and 0.007, respectively). Conclusions: Because of the high marginal recurrence rate, RFA shows an inferior outcome in comparison with surgical resection. Therefore, RFA should be considered for only selected patients with unresectable (by any means) disease or with high operative risk.
Cho, Yang-Jin,Kim, So-Yoen,Choi, Chang Min,Kim, Nam Joon,Kim, Chul Hoon,Cho, Dae Won,Son, Ho-Jin,Pac, Chyongjin,Kang, Sang Ook ACS AMERICAN CHEMICAL SOCIETY 2017 Inorganic Chemistry Vol. No.
<P>We investigated the electrochemical and excited-state properties of 2,3-bis(2-pyridyl)pyrazine (dpp)bridged bimetallic complexes, (L)(2)Ir-dpp-PtCl [1, L = 2-(4',6'-difluorOphenyl)pyridinato-N,C-2 (dfppy); 2, L = 2-phenylpyridinato-N,C-2 (ppy)] and [(L)(2)Ir](2)(dpp) [3, L = dfppy; 4, L = ppy] compared to monometallic complexes, (L)(2)Ir-dpp (5, L = dfppy; 6, L = ppy) and dpp-PtCl (dpp-(PtCl2)-Cl-II; 7). The single-crystal X-ray crystallographic structures of 1, 3, 5, and 6 showed that 1 and 3 have approximately coplanar structures of the dpp unit, while the noncoordinated pyridine ring of dpp in 5 and 6 is largely twisted with respect to the pyrazine ring. We found that the properties of the bimetallic complex significantly depended on the electronic and geometrical modulations of each fragment: (1) electronic structure of the main L (CAN) ligand in an iridium chromophore = dfppy or ppy) and (2) planarity of the bridging ligand (dpp). Their electrochemical and photophysical properties revealed that efficient electron-transfer processes predominated in the bimetallic systems regardless of the second metal participation; The low efficiencies of photoluminescence of dpp-bridged Ir-Pt and Ir-Ir bimetallic complexes (1-4) could be explained by :assuming the involvement of crossing to platinum- and iridium-based d-d states from the emissive state. Such stereochemical and electronic situations around dpp allowed thermally activated crossing to platinum- and iridium-based d d states from the emissive triplet metal-to-ligand charge-transfer ((MLCT)-M-3) state, followed by cleavage of the dpp-Pt and (L)(2)Ir-dpp bonds. The transient absoirion study further confirmed that the planarity of the dpp bridging ligand,, which was defined as the magnitude of tilt between the pyridine ring and pyrazine) had a direct correlation, with the degree of nonradiative decay from the emissive iridium-based (MLCT)-M-3 to the Ir d d or Pt d d state, leading to photoihduced dissociation lofhiftretallic Complexes. From the dissociation pattern,of metal complexes analyzed after photoirtadiation, we found that their dissociation pa.thways were,directly related to the quenching direction (either Ir d-d or Pt d-d) with a significant dependency on the 'relative 3MLCT levels of the, ' (L)(2)Ir-dpp,component.</P>
Rituximab으로 치료한 불응성 특발성혈소판감소성자반증
서석민 ( Suk Min Seo ),임창훈 ( Chang Hoon Lim ),최선욱 ( Son Ook Choi ),김희제 ( Hee Je Kim ),이종욱 ( Jong Wook Lee ),민우성 ( Woo Sung Min ),김춘추 ( Chun Choo Kim ) 대한내과학회 2005 대한내과학회지 Vol.69 No.-
Idiopathic thrombocytopenic purpura (ITP) is an immune disorder in which platelets are opsonized by autoantibodies and prematurely destroyed by the reticuloendothelial system. Among adult patients, approximately 25~30% develop a chronic disease that will become refractory to corticosteroids and splenectomy, as well as other available agents. Rituximab is a human-murine chimeric monoclonal antibody specific for the CD20 antigen, found on the surface of B lymphocytes. It acts via complement-dependent cytotoxicity, antibody-dependent cellular cytotoxicity, and induction of apoptosis. We report a case of 32-year-old female with severe, refractory ITP, who presented with generalized petechiae, intractable vaginal bleeding, and pulmonary hemorrhage. After multiple conventional therapeutic trials, the patient was finally placed on weekly infusion of rituximab that resulted in a favorable response. (Korean J Med 69:S934-S938, 2005)