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Improvement of diabetes and hypertension after gastrectomy: a nationwide cohort study.
Lee, Eun Kyung,Kim, So Young,Lee, You Jin,Kwak, Mi Hyang,Kim, Hak Jin,Choi, Il Ju,Cho, Soo-Jeong,Kim, Young Woo,Lee, Jong Yeul,Kim, Chan Gyoo,Yoon, Hong Man,Eom, Bang Wool,Kong, Sun-Young,Yoo, Min Kyo WJG Press 2015 WORLD JOURNAL OF GASTROENTEROLOGY Vol.21 No.4
<P>To evaluate the effect of gastrectomy on diabetes mellitus (DM) and hypertension (HTN) in non-obese gastric cancer patients.</P>
Eom, Bang Wool,Kim, Young-Woo,Lee, Sang Eok,Ryu, Keun Won,Lee, Jun Ho,Yoon, Hong Man,Cho, Soo-Jeong,Kook, Myeong-Cherl,Kim, Soo Jin Springer International 2012 Surgical endoscopy Vol.26 No.11
<P>Few results regarding the long-term survival from laparoscopy-assisted total gastrectomy (LATG) have been reported. The purpose of this study was to investigate the feasibility of LATG in terms of long-term survival and morbidity.</P>
Predictors of Timing and Patterns of Recurrence after Curative Resection for Gastric Cancer
Eom, Bang Wool,Yoon, Hongman,Ryu, Keun Won,Lee, Jun Ho,Cho, Soo Jeong,Lee, Jong Yeul,Kim, Chan Gyoo,Choi, Il Ju,Lee, Jong Seok,Kook, Myung Cherl,Park, Sook Ryun,Nam, Byung-Ho,Kim, Young-Woo S. Karger AG 2011 Digestive surgery Vol.27 No.6
<P><I>Aims:</I> The aim of the study was to characterize recurrence patterns and identify predictors of recurrence after curative resection. <I>Methods:</I> Of 2,786 patients that underwent curative resection for gastric cancer from 2001 to 2006 at the Korean National Cancer Center, 439 (15.8%) experienced recurrence. Patterns of recurrence, clinicopathological characteristics, and therapeutic modalities were compared between 251 patients who had recurrence within 1 year (the early recurrence group) and 188 patients who had recurrence after more than a year (the late recurrence group). Multivariate analysis was performed to identify independent factors associated with the timing of recurrence. <I>Results:</I> In the early recurrence group, the most common pattern was hematogenous metastasis, and in the late recurrence group, the most common pattern was locoregional and peritoneal recurrence. The early recurrence group was characterized by a larger tumor, frequent lymph node (LN) metastasis, and venous, and perineural invasion. Multivariate analysis showed that LN metastasis and venous invasion were independent predictors of early recurrence. Median survival after recurrence was significantly shorter in the early recurrence group (p < 0.001). <I>Conclusion:</I> Hematogeneous metastasis was more common in the early recurrence group and LN metastasis and venous invasion were independent predictors of the timing of recurrence.</P><P>Copyright © 2010 S. Karger AG, Basel</P>
Gastrogastric intussusception secondary to a gastric carcinoma: Report of a case.
Eom, Bang Wool,Ryu, Keun Won,Lee, Jun Ho,Lee, Jong Yeul,Lee, Jong Seok,Kook, Myeong Cherl,Kim, Young-Woo Springer International 2011 Surgery today Vol.41 No.10
<P>Intussusception is uncommon in the proximal gastrointestinal tract, although a few case reports have been published on gastroduodenal intussusception associated with an anatomical abnormality or intussusceptions at a site of gastrojejunostomy after gastric surgery. We herein present a case of gastrogastric intussusception secondary to a gastric cancer, which presented as vomiting and poor oral intake. A 73-year-old woman was diagnosed with gastric cancer during a cancer screening by esophagogastroduodenoscopy and biopsy. Twenty days later, she presented with acute vomiting, a high fever, an increased heart rate, and severe anemia. Esophagogastroduodenoscopy demonstrated that the mass had been intussuscepted into the gastric lumen and distorted the distal antrum of the stomach. Standard distal subtotal gastrectomy was performed without reduction. Her postoperative course was uneventful.</P>
Korean Gastric Cancer Association Nationwide Survey on Gastric Cancer in 2014
Eom, Bang Wool,Ahn, Hye Seong,Lee, In Seob,Min, Jae-Seok,Son, Young Gil,Lee, Sang Eok,Kim, Ji Hoon,Lee, Se-Youl,Kim, Jie-Hyun,Ahn, Sang-Hoon,Kim, Hyung-Ho,Kim, Young-Woo The Korean Gastric Cancer Association 2016 Journal of gastric cancer Vol.16 No.3
Purpose: The Korean Gastric Cancer Association (KGCA) has conducted nationwide surveys every 5 years, targeting patients who received surgical treatment for gastric cancer. We report the results of the 2014 nationwide survey and compare them to those of the 1995, 1999, 2004, and 2009 surveys. Materials and Methods: From March 2015 to January 2016, a standardized case report form was sent to every member of the KGCA via e-mail. The survey consisted of 29 questions, regarding patient demographics as well as tumor-, and surgery-related factors. The completed data forms were analyzed by the KGCA information committee. Results: Data on 15,613 patients were collected from 69 institutions. The mean age was $60.9{\pm}12.1$ years, and the proportion of patients more than 70 years of age increased from 9.1% in 1995 to 25.3% in 2014. Proximal cancer incidence steadily increased from 11.2% in 1995 to 16.0% in 2014. Early gastric cancer incidence consistently increased and accounted for 61.0% of all cases in 2014. The surgical approach was diversified in 2014, and 7,818 cases (50.1%) were treated with a minimally invasive approach. The most common anastomosis was Billroth I (50.2%) after distal gastrectomy, and the proportion of Roux-en-Y anastomoses performed increased to 8.6%. Conclusions: The results of this survey are expected to be important data for future studies and to be useful for generating a national cancer control program.
Nam, Byung Ho,Kim, Young-Woo,Reim, Daniel,Eom, Bang Wool,Yu, Wan Sik,Park, Young Kyu,Ryu, Keun Won,Lee, Young Joon,Yoon, Hong Man,Lee, Jun Ho,Jeong, Oh,Jeong, Sang Ho,Lee, Sang Eok,Lee, Sang Ho,Yoon, The Korean Gastric Cancer Association 2013 Journal of gastric cancer Vol.13 No.3
Purpose: Laparoscopy-assisted distal gastrectomy for early gastric cancer has gained acceptance and popularity worldwide. However, laparoscopy-assisted distal gastrectomy for advanced gastric cancer is still controversial. Therefore, we propose this prospective randomized controlled multi-center trial in order to evaluate the safety and feasibility of laparoscopy assisted D2-gastrectomy for advanced stage gastric cancer. Materials and Methods: Patients undergoing distal gastrectomy for advanced gastric cancer staged cT2/3/4 cN0/1/2/3a cM0 by endoscopy and computed tomography are eligible for enrollment after giving their informed consent. Patients will be randomized either to laparoscopyassisted distal gastrectomy or open distal gastrectomy. Sample size calculation revealed that 102 patients are to be included per treatment arm. The primary endpoint is the non-compliance rate of D2 dissection; relevant secondary endpoints are three-year disease free survival, surgical and postoperative complications, hospital stay and unanimity rate of D2 dissection evaluated by reviewing the intraoperative video documentation. Discussion: Oncologic safety is the major concern regarding laparoscopy-assisted distal gastrectomy for advanced gastric cancer. Therefore, the non-compliance rate of clearing the N2 area was chosen as the most important parameter for the technical feasibility of the laparoscopic procedure. Furthermore, surgical quality will be carefully reviewed, that is, three independent experts will review the video records and score with a check list. For a long-term result, disease free survival is considered a secondary endpoint for this trial. This study will offer promising evidence of the feasibility and safety of Laparoscopy-assisted distal gastrectomy for advanced gastric cancer. Trial Registration: NCT01088204 (international), NCCCTS-09-448 (Korea).