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  1. Siow SL, Mahendran HA, Wong CM
    Asian J Surg, 2017 Sep;40(5):407-414.
    PMID: 26922628 DOI: 10.1016/j.asjsur.2015.12.001
    OBJECTIVE: Intraluminal gastric gastrointestinal stromal tumors (GISTs) located at the posterior wall and near the gastroesophageal junction represent a surgical challenge. We present our experience of laparoscopic transgastric resection for gastric GISTs of such location.

    METHODS: Data of seven patients undergoing laparoscopic transgastric resection were identified and retrospectively reviewed with regard to procedural steps and patient outcomes.

    RESULTS: Seven patients (4 men; mean age 64.1 ± 14.6 years) with gastric GISTs underwent laparoscopic transgastric resection from January 2010 to May 2015. Three of the seven GISTs were located near the gastroesophageal junction and the rest were found in the posterior wall of the stomach. All seven patients underwent successful laparoscopic resection without any conversions. There were no mortalities and no significant postoperative complications. Intraoperative endoscopy was performed for all patients. The mean operative time was 164.0 ± 59.1 minutes. Regular diet was resumed within 3 days on average and mean postoperative stay was 3.6 ± 1.3 days. All patients achieved complete R0 resection with a mean tumor size of 5.5 ± 1.1 cm. At a mean follow-up of 48.0 ± 13.4 months, all patients were recurrence free.

    CONCLUSIONS: GISTs of the posterior wall and in close proximity to the gastroesophageal junction can be safely resected laparoscopically using such an approach. Standard technique is required to achieve good oncological outcomes.

    Matched MeSH terms: Stomach Neoplasms/surgery*
  2. Kang JY
    Aust N Z J Med, 1988 Aug;18(5):661-4.
    PMID: 3072950
    The incidence of surgery for gastric cancer in Singapore increased during the period 1951 to 1980 (males from 3.5 to 8.7 per 100,000 per year: females from 0.5 to 4.2 per 100,000 per year). This increase occurred mainly during the first decade of the study and was confined to persons aged 55 and above. Chinese had the highest incidence, followed by Indians and then Malays. These racial differences remained unchanged over the period of study.
    Matched MeSH terms: Stomach Neoplasms/surgery
  3. Li J, Tang J, Lua GW, Chen J, Shi X, Liu F, et al.
    Surg Endosc, 2017 12;31(12):5183-5191.
    PMID: 28597288 DOI: 10.1007/s00464-017-5585-y
    BACKGROUND: Upper gastrointestinal subepithelial tumors (SETs) may harbor potential malignancy. Although it is well recognized that large SETs should be resected, the treatment strategy remains controversial. Compared to surgical resection, endoscopic resection has many advantages such as less invasive, shorter hospital stay, lower costs, and better quality of life. However, Endoscopic resection of large SETs in the cardia is challenging. The purpose of this study was to evaluate the safety and efficacy of endoscopic submucosal dissection (ESD) in the treatment of such SETs.

    METHODS: A total of 41 patients with large SETs (≥3 cm in diameter) located in the cardia were involved in the study. All patients underwent ESD. Data on therapeutic outcomes and follow-up were collected, for analysis of risk factors of complication rates.

    RESULTS: The average tumor size was 4.7 ± 1.7 cm. The average procedure time was 69.3 ± 32.7 min and the average postoperative hospital stay was 3.5 ± 1.1 days. A total of 41 tumors were removed successfully, in which 35 were leiomyomas, three were gastrointestinal stromal tumors, two were lipomas, and one was gastritis cystica profunda. The en bloc resection rate was 90.2%, and was significantly higher for tumors with a round or oval shape (100%) than for those with an irregular shape (75.0%) (P 

    Matched MeSH terms: Stomach Neoplasms/surgery*
  4. Kim G, Chen E, Tay AY, Lee JS, Phua JN, Shabbir A, et al.
    Jpn J Clin Oncol, 2017 02 26;47(2):179-184.
    PMID: 28173154 DOI: 10.1093/jjco/hyw153
    Peritoneal recurrence after gastrectomy for gastric cancer is common and the prognosis is dismal. Recent evidence suggests that extensive peritoneal lavage with large volume of normal saline after surgery before abdominal closure can reduce the risk of peritoneal recurrence and improve overall survival. This study aims to evaluate the benefit of extensive intraoperative peritoneal lavage. This is a prospective, open-label, multicentre randomised controlled trial involving 15 international centres in China, Korea, Japan, Malaysia and Singapore. Patients with cT3/4 stomach cancer undergoing curative resection are randomised to either extensive peritoneal lavage (10 l of saline) or standard lavage (≤2 l of saline). The primary outcome is overall survival and secondary outcomes include disease-free survival and peritoneal recurrence. The minimum sample size is 600 subjects with 300 per arm completing 3 years follow-up. The data will be analysed on an intention-to-treat basis, assuming a two-sided test with a 5% level of significance.
    Matched MeSH terms: Stomach Neoplasms/surgery*
  5. Siow SL, Mahendran HA, Wong CM, Milaksh NK, Nyunt M
    BMC Surg, 2017 Mar 20;17(1):25.
    PMID: 28320382 DOI: 10.1186/s12893-017-0221-2
    BACKGROUND: In recent years, staging laparoscopy has gained acceptance as part of the assessment of resectability of upper gastrointestinal (UGI) malignancies. Not infrequently, we encounter tumours that are either locally advanced; requiring neoadjuvant therapy or occult peritoneal disease that requires palliation. In all these cases, the establishment of enteral feeding during staging laparoscopy is important for patients' nutrition. This review describes our technique of performing laparoscopic feeding jejunostomy and the clinical outcomes.

    METHODS: The medical records of all patients who underwent laparoscopic feeding jejunostomy following staging laparoscopy for UGI malignancies between January 2010 and July 2015 were retrospectively reviewed. The data included patient demographics, operative technique and clinical outcomes.

    RESULTS: Fifteen patients (11 males) had feeding jejunostomy done when staging laparoscopy showed unresectable UGI maligancy. Eight (53.3%) had gastric carcinoma, four (26.7%) had oesophageal carcinoma and three (20%) had cardio-oesophageal junction carcinoma. The mean age was 63.3 ± 7.3 years. Mean operative time was 66.0 ± 7.4 min. Mean postoperative stay was 5.6 ± 2.2 days. Laparoscopic feeding jejunostomy was performed without intra-operative complications. There were no major complications requiring reoperation but four patients had excoriation at the T-tube site and three patients had tube dislodgement which required bedside replacement of the feeding tube. The mean duration of feeding tube was 127.3 ± 99.6 days.

    CONCLUSIONS: Laparoscopic feeding jejunostomy is an important adjunct to staging laparoscopy that can be performed safely with low morbidity. Meticulous attention to surgical techniques is the cornerstone of success.

    Matched MeSH terms: Stomach Neoplasms/surgery*
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