1.Clinicopathological Features and Survival of Patients with Gastric Cancer with a Family History: a Large Analysis of 2,736 Patients with Gastric Cancer.
Oh JEONG ; Mi Ran JUNG ; Young Kyu PARK ; Seong Yeob RYU
Journal of Gastric Cancer 2017;17(2):162-172
PURPOSE: Previous studies indicated conflicting results regarding the prognosis of gastric cancer with a family history (FHX). This study aimed to determine the clinicopathological features and survival of patients with gastric cancer with a FHX. MATERIALS AND METHODS: We reviewed 2,736 patients with gastric cancer who underwent surgery between 2003 and 2009. The prognostic value of a FHX was determined in the multivariate model after adjusting for variables in the Asian and internationally validated prognostic models. RESULTS: Of the patients, 413 (15.1%) had a FHX of gastric cancer. The patients with a FHX were younger (58.1 vs. 60.4 years; P<0.001) than the patients without a FHX. There were no significant differences in the histopathological characteristics between the 2 groups. A FHX was associated with a better overall survival (OS) rate only in the stage I group (5-year survival rate, 95% vs. 92%; P=0.006). However, the disease-specific survival (DSS) rate was not significantly different between the 2 groups in all stages. The multivariate model adjusted for the variables in the Asian and internationally validated prognostic models revealed that FHX has no significant prognostic value for OS and DSS. CONCLUSIONS: The clinicopathological features and survival of the patients with gastric cancer with a FHX did not significantly differ from those of the patients without a FHX.
Asian Continental Ancestry Group
;
Humans
;
Prognosis
;
Stomach Neoplasms*
;
Survival Rate
2.Laparoscopic Total Gastrectomy in Elderly Patients (> or =70 Years) with Gastric Carcinoma: A Retrospective Study.
Hong Sung JUNG ; Young Kyu PARK ; Seong Yeob RYU ; Oh JEONG
Journal of Gastric Cancer 2015;15(3):176-182
PURPOSE: To compare the surgical outcomes of laparoscopic total gastrectomy between elderly and non-elderly patients. MATERIALS AND METHODS: Between 2008 and 2015, a total of 273 patients undergoing laparoscopic total gastrectomy for gastric carcinoma were divided into two age groups: elderly (> or =70 years, n=71) vs. non-elderly (<70 years, n=172). Postoperative outcomes, including length of hospital stay, morbidity, and mortality were compared between the groups. RESULTS: The elderly group showed a significantly higher rate of comorbidities and American Society of Anesthesiologists scores than those in the non-elderly group. No significant differences were found with respect to lymphadenectomy or combined organ resection between the groups. After surgery, the elderly group showed a significantly higher incidence of grade III and above complications than the non-elderly group (15.5% vs. 4.1%, P=0.003). Among the complications, anastomosis leakage was significantly more common in the elderly group (9.9% vs. 2.9%, P=0.044). Univariate and multivariate analyses showed that old age (> or =70 years) was an independent risk factor (odds ratio=4.42, 95% confidence interval=1.50~13.01) for postoperative complications of grade III and above. CONCLUSIONS: Elderly patients are more vulnerable to grade III and above complications after laparoscopic total gastrectomy than non-elderly patients. Great care should be taken to prevent and monitor the development of anastomosis leakage in elderly patients after laparoscopic total gastrectomy.
Aged*
;
Comorbidity
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Gastrectomy*
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Humans
;
Incidence
;
Laparoscopy
;
Length of Stay
;
Lymph Node Excision
;
Mortality
;
Multivariate Analysis
;
Postoperative Complications
;
Retrospective Studies*
;
Risk Factors
;
Stomach Neoplasms
3.ERRATUM: Correction for the number of the recruited patients and the participating institutions. Prospective randomized controlled trial (phase III) to comparing laparoscopic distal gastrectomy with open distal gastrectomy for gastric adenocarcinoma (KLAS.
Hyung Ho KIM ; Sang Uk HAN ; Min Chan KIM ; Woo Jin HYUNG ; Wook KIM ; Hyuk Joon LEE ; Seung Wan RYU ; GyuSeok CHO ; Chan Young KIM ; Han Kwang YANG ; Do Joong PARK ; Kyo Young SONG ; Sang Il LEE ; Seong Yeob RYU ; Joo Ho LEE
Annals of Surgical Treatment and Research 2014;87(1):51-52
We found an Fig. 1 error in our published article.
4.Prognosis of early mucinous gastric carcinoma.
Seong Yeob RYU ; Ho Gun KIM ; Jae Hyuk LEE ; Dong Yi KIM
Annals of Surgical Treatment and Research 2014;87(1):5-8
PURPOSE: Little is known about the clinicopathological features of early mucinous gastric carcinoma (MGC). The purpose of this study was to compare the clinicopathological features and prognosis between patients with early MGC and those with early nonmucinous gastric carcinoma (NMGC). METHODS: We reviewed the records of 2,732 patients diagnosed with gastric carcinoma who were treated surgically. There were 14 patients (0.5%) with early MGC and 958 with early NMGC. RESULTS: Early MGC patients had a higher prevalence of elevated type (71.4%) compared with early NMGC patients (29.5%). More early MGC patients had submucosal carcinoma, compared with early NMGC patients (78.6% vs. 64.1%). The overall 5-year survival of the patients with early MGC was 97.2% as compared with 92.7% for the patients with early NMGC (P < 0.01). The statistically significant prognostic parameters influencing the 5-year survival rate according to Cox's proportional hazard regression model were: age (risk ratio, 2.22; 95% confidence interval [CI], 1.62-3.04; P < 0.01); sex (risk ratio, 1.97; 95% CI, 1.42-2.73; P < 0.01); and lymph node metastases (risk ratio, 1.88; 95% CI, 1.28-2.77; P < 0.01). CONCLUSION: Patients with early MGC had a better prognosis than those with early NMGC. Mucinous histology itself appears not to be an independent prognostic factor. Therefore, early detection is important for improving the prognosis for patients with gastric carcinoma regardless of tumor histology.
Humans
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Lymph Nodes
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Mucins*
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Neoplasm Metastasis
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Prevalence
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Prognosis*
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Stomach Neoplasms
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Survival Rate
5.Is Laparoscopy-assisted Radical Gastrectomy Safe in Patients with Child-Pugh Class A Cirrhosis?.
Sin Jae KANG ; Mi Ran JUNG ; Oh CHEONG ; Young Kyu PARK ; Ho Goon KIM ; Dong Yi KIM ; Hoi Won KIM ; Seong Yeob RYU
Journal of Gastric Cancer 2013;13(4):207-213
PURPOSE: We investigated early postoperative morbidity and mortality in patients with liver cirrhosis who had undergone radical gastrectomy for gastric cancer. MATERIALS AND METHODS: We retrospectively reviewed the medical records of 41 patients who underwent radical gastrectomy at the Chonnam National University Hwasun Hospital (Hwasun-gun, Korea) between August 2004 and June 2009. There were few patients with Child-Pugh class B or C; therefore, we restricted patient selection to those with Child-Pugh class A. RESULTS: Postoperative complications were observed in 22 (53.7%) patients. The most common complications were ascites (46.3%), postoperative hemorrhage (22.0%) and wound infection (12.2%). Intra-abdominal abscess developed in one (2.4%) patient who had undergone open gastrectomy. Massive ascites occurred in 4 (9.8%) patients. Of the patients who underwent open gastrectomy, nine (21.9%) patients required blood transfusions as a result of postoperative hemorrhage. However, most of these patients had advanced gastric cancer. In contrast, most patients who underwent laparoscopic gastrectomy had early stage gastric cancer, and when the confounding effect from the different stages between the two groups was corrected statistically, no statistically significant difference was found. There was also no significant difference between open and laparoscopic gastrectomy in the occurrence rate of other postoperative complications such as ascites, wound infection, and intra-abdominal abscess. No postoperative mortality occurred. CONCLUSIONS: Laparoscopic gastrectomy is a feasible surgical procedure for patients with moderate hepatic dysfunction.
Abdominal Abscess
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Ascites
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Blood Transfusion
;
Fibrosis*
;
Gastrectomy*
;
Humans
;
Jeollanam-do
;
Liver Cirrhosis
;
Medical Records
;
Mortality
;
Patient Selection
;
Postoperative Complications
;
Postoperative Hemorrhage
;
Retrospective Studies
;
Stomach Neoplasms
;
Wound Infection
6.Prospective randomized controlled trial (phase III) to comparing laparoscopic distal gastrectomy with open distal gastrectomy for gastric adenocarcinoma (KLASS 01).
Hyung Ho KIM ; Sang Uk HAN ; Min Chan KIM ; Woo Jin HYUNG ; Wook KIM ; Hyuk Joon LEE ; Seung Wan RYU ; Gyu Seok CHO ; Chan Young KIM ; Han Kwang YANG ; Do Joong PARK ; Kyo Young SONG ; Sang Il LEE ; Seong Yeob RYU ; Joo Ho LEE
Journal of the Korean Surgical Society 2013;84(2):123-130
A randomized controlled trial to evaluate the long-term outcomes of laparoscopic distal gastrectomy for gastric cancer is currently ongoing in Korea. Patients with cT1N0M0-cT2aN0M0 (American Joint Committee on Cancer, 6th edition) distal gastric cancer were randomized to receive either laparoscopic or open distal gastrectomy. For surgical quality control, the surgeons participating in this trial had to have performed at least 50 cases each of laparoscopy-assisted distal gastrectomy and open distal gastrectomy and their institutions should have performed more than 80 cases each of both procedures each year. Fifteen surgeons from 12 institutions recruited 1,415 patients. The primary endpoint is overall survival. The secondary endpoints are disease-free survival, morbidity, mortality, quality of life, inflammatory and immune responses, and cost-effectiveness (ClinicalTrials.gov ID: NCT00452751).
Adenocarcinoma
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Disease-Free Survival
;
Gastrectomy
;
Humans
;
Joints
;
Korea
;
Prospective Studies
;
Quality Control
;
Quality of Life
;
Stomach Neoplasms
7.Preoperative predictors of malignant gastric submucosal tumor.
Ho Goon KIM ; Seong Yeob RYU ; Sang Kwon YUN ; Jae Kyoon JOO ; Jae Hyuk LEE ; Dong Yi KIM
Journal of the Korean Surgical Society 2012;83(2):83-87
PURPOSE: The preoperative prediction of malignant potential in patients with gastric submucosal tumors (SMTs) plays an important role in decisions regarding their surgical management. METHODS: We evaluated the predictors of malignant gastric SMTs in 314 patients with gastric SMTs who underwent surgery in Chonnam National University Hospital. RESULTS: The malignant SMTs were significantly associated with age (odds ratio [OR], 1.067; 95% confidence interval [CI], 1.042 to 1.091; P < 0.0001), presence of central ulceration (OR, 2.690; 95% CI, 1.224 to 5.909; P = 0.014), and tumor size (OR, 1.791; 95% CI, 1.483 to 2.164; P < 0.0001). Receiver operating characteristic curve analysis showed that tumor size was a good predictor of malignant potential. The most relevant predictor of malignant gastric SMT was tumor size with cut-offs of 4.05 and 6.40 cm. CONCLUSION: Our findings indicated that age, central ulceration, and tumor size were significant preoperative predictors of malignant SMTs. We suggest that 4 cm be selected as a threshold value for malignant gastric SMTs. In patients with a gastric SMT larger than 4 cm with ulceration, wide resection of the full thickness of the gastric wall or gastrectomy with adequate margins should be performed because of its malignant potential.
Gastrectomy
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Humans
;
ROC Curve
;
Stomach Neoplasms
;
Ulcer
8.Clinicopathologic characteristics of serosa-positive gastric carcinoma in elderly patients.
Ho Gun KIM ; Hyo KANG ; Dong Yi KIM ; Jae Kyoon JOO ; Seong Yeob RYU ; Jae Hyuk LEE
Journal of the Korean Surgical Society 2011;81(1):19-24
PURPOSE: The relationship between the prognosis and the age of patients with gastric carcinoma is controversial. This study examined the clinicopathologic features of elderly gastric carcinoma patients with serosal invasion. METHODS: We reviewed the hospital records of 136 elderly gastric carcinoma patients with serosal invasion retrospectively to compare the clinicopathologic findings in the elderly (aged > 70 years) and young (aged < 36 years). RESULTS: The 5-year survival rates of elderly and young patients with curative resection did not differ statistically (33.9% vs. 43.3%; P = 0.318). Multivariate analysis showed that two factors were independent, statistically significant parameters associated with survival: histologic type (risk ratio, 1.805; 95% confidence interval [CI], 1.041 to 3.132; P < 0.05) and operative curability (risk ratio, 2.506; 95% CI, 1.371 to 4.581; P < 0.01). CONCLUSION: This study demonstrated that elderly gastric carcinoma patients with serosal invasion do not have a worse prognosis than young patients. The important prognostic factor was whether the patients underwent curative resection.
Aged
;
Hospital Records
;
Humans
;
Multivariate Analysis
;
Prognosis
;
Retrospective Studies
;
Survival Rate
9.Recurring gastrointestinal stromal tumor with splenic metastasis.
Ho Gun KIM ; Seong Yeob RYU ; Jae Kyoon JOO ; Hyo KANG ; Jae Hyuk LEE ; Dong Yi KIM
Journal of the Korean Surgical Society 2011;81(Suppl 1):S25-S29
Malignant gastrointestinal stromal tumors (GISTs) are rare non-epithelial, mesenchymal neoplasms of the gastrointestinal tract that metastasize or recur in 30% of patients who undergo surgical resection with curative intent. A 59-year-old man visited our hospital for an examination of a palpable mass in the left abdomen. Fourteen months prior to his visit, the patient underwent gastric wedge resection to remove a GIST of the gastric cardia. At the time of surgery, no evidence of metastatic disease was observed and the pathological interpretation was a high-risk GIST. A follow-up computed tomography scan of the abdomen revealed a partially necrotic solid mass (9.8 x 7.6 cm) and enhancing mass in the spleen (2.3 cm). On exploration, multiple masses were found in the liver, greater omentum, and mesentery. Here, we report a case of recurring GIST of the stomach that metastasized to the spleen. To the best of our knowledge, few reports of metastasis to the spleen exist.
Abdomen
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Cardia
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Follow-Up Studies
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Gastrointestinal Stromal Tumors
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Gastrointestinal Tract
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Humans
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Liver
;
Mesentery
;
Middle Aged
;
Neoplasm Metastasis
;
Omentum
;
Spleen
;
Stomach
10.Intraperitoneal Bronchogenic Cyst Misidentified as Gastric Submucosal Tumor.
Ho Goon KIM ; Mi Ran JEONG ; Hyo KANG ; Oh CHEONG ; Jae Kyun JU ; Young Kyu PARK ; Seong Yeob RYU ; Dong Yi KIM ; Young Jin KIM
Journal of the Korean Surgical Society 2010;79(2):149-151
Most bronchogenic cysts originate in the mediastinum, while 15% to 20% occur in the lung parenchyma. According to the literature, most intrapulmonary cysts occur in the lower lobes. But, they are rarely located in an extrathoracic site, such as subdiaphragmatic retroperitoneal area. We describe a paraesophageal intra-abdominal bronchogenic cyst, first considered as gastric submucosal tumor. Resection was successfully realized by laparoscopy. A 20-year-old female was admitted to our hospital with incidentally detected gastric submucosal tumor. At operation, there was a 2.5x2 cm sized cystic tumor that was isolated from the gastric wall. We performed tumor resection laparoscopically. The postoperative course was uneventful and the patient was discharged on the second postoperative day. Histological examination reported a bronchogenic cyst. We, herein, report this case.
Bronchogenic Cyst
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Female
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Humans
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Laparoscopy
;
Lung
;
Mediastinum
;
Young Adult

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