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Single-Port Robotic Cholecystectomy: Early Experience from 8 Cases
( Hyung Jun Kwon ),( Horyon Kong ),( Sang Geol Kim ),( Yun Jin Hwang ) 대한간학회 2017 춘·추계 학술대회 (KASL) Vol.2017 No.1
Aims: Single-port laparoscopic cholecystectomy (SPLC) is a technical concept to reduced pain and improve cosmetic results when compared to multi-port cholecystectomy. However, SPLC is associated with technical limitation due to the enhanced complexity of the approach and limited number of specialized instruments or platforms. On the other hand, using a robotic platform may overcome these problems and enable more precise surgical actions by increasing freedom of movement and by restoring intuitive instrument control. In this presentation, we report the early clinical experience of our first 8 sing-port robotic cholecystectomy (SPRC) cases. Methods: Between November 2016 and February 2017, eight patients underwent SPRC with the da Vinci Xi robot and single-site instrumentation. We retrospectively reviewed clinical data on those patients. Results: All of 8 patients had completion of SPRC. Seven patients were female and one was male. Average patient age was 43.3±11.8 years and BMI was 22.4±1.4 kg/m2. Three patients (37.5%) were diagnosed with chronic calculous cholecystitis. Three patients (37.5%) underwent operation for polypoid lesions of the gallbladder. One patient (12.5%) was diagnosed with acute calculous cholecystitis. The mean operation time (skin-to-skin) was 83.9±30.7 min, docking time was 13.25±8.1 min, and console time was 42.1±26.4 min. The intraoperative blood loss was negligible. The mean Visual Analog Pain Scale score 6hr after the surgery was 2.9±0.4. The mean length of hospital stay average postoperative hospital stay was 2.3±1.0 day. There were no intraoperative complication and one patient developed seroma on port site. Conclusions: Robotic single-port cholecystectomy appears feasible and safe in our early experience.
Anomalous Scleral Insertion of Superior Oblique in Axenfeld-Rieger Syndrome
( Sang Woo Park ),( Hwang Gyun Kim ),( Hwan Heo ),( Yeoung Geol Park ) 대한안과학회 2009 Korean Journal of Ophthalmology Vol.23 No.1
Axenfeld-Rieger syndrome (ARS) is associated with ocular and systemic anomalies. PITX2 is known to be a major controlling gene in the pathogenesis of ARS and is associated with differentiation in both the neural crest and mesoderm during eye development. A 4-year-old girl with bilateral ARS had 20 prism diopters (PD) of exotropia with 30PD of A- pattern deviation, more than 20PD of dissociated vertical deviation (DVD), and severe superior oblique overaction (SOOA). During surgery we observed that the SO inserted more posteriorly than normal. We believe this finding is one of the abnormal manifestations of the development of the extraocular muscles in ARS. Korean J Ophthalmol 2009;23:62-64 (C) 2009 by the Korean Ophthalmological Society.
Kim, Youngkyong,Cho, Kwan Ho,Moon, Sung Ho,Lee, Chang Geol,Keum, Ki Chang,Lee, Sang-wook,Ahn, Yong Chan,Oh, Dongryul,Kim, Yeon-Sil,Won, Yong Kyun,Wu, Hong-Gyun,Hah, J. Hun,Oh, Young-Taek 대한암학회 2017 Cancer Research and Treatment Vol.49 No.4
<P><B>Purpose</B></P><P>The impact of postoperative ipsilateral neck radiotherapy (INRT) versus bilateral neck radiotherapy (BNRT) on the clinical outcomes of patients with tonsillar squamous cell carcinoma was analyzed retrospectively.</P><P><B>Materials and Methods</B></P><P>Between October 2001 and June 2012, 241 patients with T1-2 and N0-N2b tonsillar carcinoma from 16 institutes underwent postoperative INRT (n=84) or BNRT (n=157) following a tonsillectomy. Seventy patients were identified from each group by propensity score matching and compared in terms of the overall survival (OS), disease-free survival (DFS), locoregional relapse-free survival (LRRFS), and distant metastasis-free survival (DMFS) rates calculated using the Kaplan-Meier method with a log-rank test.</P><P><B>Results</B></P><P>The median follow-up was 55 months (range, 3 to 133 months). The survival outcomes in the INRT and BNRT groups were similar: 5-year OS (92.8% vs. 94.0%, p=0.985), DFS (80.5% vs. 94.2%. p=0.085), LRRFS (88.1% vs. 97.1%, p=0.083), and DMFS (92.7% vs. 97.0%, p=0.370). Subgroup analysis revealed no contralateral neck recurrence in 61 patients with T1-2N0-2a regardless of the treatment groups. For 79 patients with N2b, contralateral neck recurrence was more common in the INRT group than in the BNRT group (7.9% vs. 0.0%), but the difference was not significant (p=0.107). The overall grade ≥ 2 toxicities were lower in the INRT group: acute (45.7% vs. 74.3%, p=0.001) and late (4.3% vs. 31.4%, p < 0.001), respectively.</P><P><B>Conclusion</B></P><P>INRT is an attractive strategy for patients with T1-2N0-2a tonsillar carcinoma compared to BNRT. For patients with N2b, there was a small risk of contralateral neck recurrence when treated with INRT, but its impact on the OS was limited with successful salvage treatment.</P>
Kim, Young Ju,Park, Bo Hyun,Park, Hyesook,Jung, Sung-Chul,Pang, Myung-Geol,Ryu, Hyun-Mee,Lee, Kwang-Soo,Eom, Sang-Mi,Park, Hyun-Young Published for the ISTS by Australian Academic Pres 2008 TWIN RESEARCH AND HUMAN GENETICS - Vol.11 No.1
<P>The purpose of this study was to investigate whether there is any association between preeclampsia and eNOS, DDAH, and VEGF gene polymorphisms, and also to search for a possible association between haplotypes in eNOS, DDHA, and VEGF genes and the risk for preeclampsia. DNA was extracted from whole blood of 223 preeclampsia patients and 237 healthy pregnant women. The genotypes were analyzed by a single base primer extension assay using a SNaPShot assay kit. Results were analyzed with the Student's t-test, Chi-square test, and Logistic regression analysis. Haplotype analyses were performed using Haploview 3.2 version. There were no significant differences in genotype or allele frequencies of eNOS, DDAH, and VEGF gene polymorphisms between preeclampsia patients and controls. No increase in the risk of preeclampsia for those genes was observed under any model of inheritance and there were no statistically significant associations between any haplotypes and preeclampsia risk. Polymorphisms in eNOS, DDAH, and VEGF gene do not seem to be risk factors for preeclampsia.</P>
Sung Hoon Cho,Jae Min Chun,Hyung Jun Kwon,Young Seok Han,Sang Geol Kim,Yoon Jin Hwang 한국간담췌외과학회 2016 한국간담췌외과학회지 Vol.20 No.1
Backgrounds/Aims: Anatomic resection (AR) is preferred for eradicating portal tributaries in patients with hepatocellular carcinoma (HCC). However, the extent of resection is influenced by underlying liver disease and tumor location. We compared the surgical outcomes and recurrence pattern between non-anatomic resection (NR) and AR. Methods: From March 2009 to February 2012, 184 patients underwent surgical resection for HCC. Among these, 79 patients who were primarily treated for a single tumor without rupture or macroscopic vascular invasion were enrolled. The patients were divided into 2 groups based on the extent of resection: AR (n=31) or NR (n=48). We compared the clinical characteristics, overall survival, disease-free survival, pattern of recurrence, and biochemical liver functions during the perioperative period between the two groups. Results: The extent of resection had no significant effect on overall or disease-free survival rates. The overall 1- and 3-year survival rates were 97% and 82% in the AR group, and 96% and 89% in the NR group, respectively (p=0.49). In addition, the respective 1- and 3-year disease-free survival rates for the AR and NR groups were 84% and 63%, and 85% and 65%, respectively (p=0.94). On the other hand, the presence of hepatic cirrhosis and a tumor size of >5 cm were significant risk factors for recurrence according to multivariate analysis (p<0.001 and p=0.003, respectively). The frequency of early recurrence, the first site of recurrence, and the pattern of intrahepatic recurrence were similar between the 2 groups (p=0.419, p=0.210, and p=0.734, respectively); in addition, the frequency of marginal recurrence did not differ between the 2 groups (1 patient in the AR group and 2 in the NR group). The NR group showed better postoperative liver function than the AR group. Conclusions: Non-anatomic liver resection can be a safe and efficient treatment for patients with a solitary HCC without rupture or gross vascular invasion.