Bünyamin Gürbulak

ORCID: 0000-0003-4484-2552
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About
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Research Areas
  • Gallbladder and Bile Duct Disorders
  • Esophageal and GI Pathology
  • Gastrointestinal Tumor Research and Treatment
  • Gastric Cancer Management and Outcomes
  • Hernia repair and management
  • Pediatric Hepatobiliary Diseases and Treatments
  • Liver Disease and Transplantation
  • Intestinal and Peritoneal Adhesions
  • Organ Transplantation Techniques and Outcomes
  • Biliary and Gastrointestinal Fistulas
  • Anesthesia and Sedative Agents
  • Diverticular Disease and Complications
  • Appendicitis Diagnosis and Management
  • Foreign Body Medical Cases
  • Nausea and vomiting management
  • Colorectal Cancer Surgical Treatments
  • Gastrointestinal disorders and treatments
  • Sleep and related disorders
  • Liver Disease Diagnosis and Treatment
  • Pediatric Pain Management Techniques
  • Pancreatic and Hepatic Oncology Research
  • Intraperitoneal and Appendiceal Malignancies
  • Helicobacter pylori-related gastroenterology studies
  • Cardiac, Anesthesia and Surgical Outcomes
  • Metastasis and carcinoma case studies

Memorial Sisli Hospital
2023

Sağlık Bilimleri Üniversitesi
2018-2021

Ministry of Health
2019

Bezmiâlem Vakıf Üniversitesi
2019

Arnavutköy Devlet Hastanesi
2014-2016

Şişli Etfal Eğitim ve Araştırma Hastanesi
2015

Rize Devlet Hastanesi
2012

Adli Tıp Kurumu
2009

Istanbul University
2007

Acute cholecystitis is the most common complication of gallbladder stones. Today, Tokyo guidelines criteria are recommended for diagnosis, grading, and management acute cholecystitis.We aimed to evaluate levels C-reactive protein (CRP) at different cut-off values predict severity disease its possible role in grading with regard guideline.This a retrospective study, analyzing 682 cases out consecutive 892 patients admitted two general surgery clinics Istanbul, Turkey. Records diagnosed were...

10.5812/ircmj.17(4)2015.28091 article EN Iranian Red Crescent Medical Journal 2015-04-25

BACKGROUND Endoscopic retrograde cholangiopancreatography (ERCP) is an invasive endoscopic procedure used mainly to treat hepato-pancreato-biliary (HPB) diseases. The need for ERCP has increased with the rising number of HPB diseases over past decade. Thus, due demand, performed at more centers. Currently, it by general surgeons, gastroenterology and radiology specialists in United States Europe as recommended British Society Gastroenterology (BSG). AIM To present results procedures from...

10.4240/wjgs.v17.i5.104618 article EN World Journal of Gastrointestinal Surgery 2025-05-23

Background: This study aimed to evaluate upper gastrointestinal polyps detected during esophago-gastroduodenoscopy tests. Materials and Methods: We conducted a retrospective analysis on data regarding 55,987 endoscopy tests performed at the unit of Istanbul Education Research Hospital between January 2006 June 2012. Results: A total 66 from 59 patients were analyzed. The most common clinical symptom was dyspepsia, observed in 41 cases (69.5%). localizations as follows: 29 antrum (43.9%), 15...

10.7314/apjcp.2015.16.7.2999 article EN cc-by Asian Pacific Journal of Cancer Prevention 2015-04-14

Esophagogastroduodenoscopy (EGD) is a diagnostic method used in the investigation of upper gastrointestinal system diseases. A high level anxiety patients who undergo EGD increases duration procedure and sedation analgesic requirements. Sedation to increase patient comfort tolerance by reducing pain associated with endoscopic procedures.In this study, effect scores on medication doses was investigated underwent under sedation.A psychiatrist, an endoscopist anesthesiologist conducted...

10.5114/wiitm.2018.73594 article EN cc-by-nc-sa Videosurgery and Other Miniinvasive Techniques 2018-02-15

There is increasing interest in sedation for upper gastrointestinal endoscopy (UGE). Prospective randomized studies comparing properties and complications of propofol midazolam/meperidine (UGE) are few.To compare UGE terms cardiopulmonary side effects, patient endoscopist satisfaction procedure-related times.This was a prospective, randomized, double-blind study versus midazolam meperidine 100 patients scheduled diagnostic endoscopy. The were divided into groups. Randomization generated by...

10.5114/wiitm.2016.61521 article EN cc-by-nc-sa Videosurgery and Other Miniinvasive Techniques 2016-07-29

Background and Objectives:The self-expandable metal stent (SEMS) is an alternative for several possible surgical palliative treatments of upper gastrointestinal obstructions that occur in disease states. The present study was performed to describe a single-center experience with stents.Methods:All patients at single center who had SEMS placed the treatment obstruction over 3-year period were retrospectively evaluated. Pre- postoperative dysphagia scoring calculated used evaluate...

10.4293/jsls.2017.00058 article EN cc-by-nc-nd JSLS Journal of the Society of Laparoscopic & Robotic Surgeons 2017-01-01

Aim:The patients who underwent endoscopic mucosal resection (EMR) and submucosal dissection (ESD) for lesions of the esophagus, stomach, duodenum advantages double endoscope method we used traction during ESD were evaluated.Material Methods:The EMR due to upper gastrointestinal evaluated retrospectively between January 2014 April 2018 in our endoscopy unit.Result:The mean age 10 with esophageal was 53 years. performed 7 3 lesions. The most common lesion leiomyoma median size 1.4 cm (range,...

10.4293/jsls.2018.00096 article EN cc-by-nc-nd JSLS Journal of the Society of Laparoscopic & Robotic Surgeons 2019-01-01

Endoscopic retrograde cholangiopancreatography (ERCP) with sphincterotomy is the first step treatment modality of choledocholithiasis. In spite an extended sphincterotomy, 10-15% complex choledochal stones (larger than 15 mm and/or more 3 stones) cannot be removed and recurrent ERCP procedures may needed.To evaluate role efficiency multiple biliary stent application in large stones.Patients patients inadequate clearance during were included study. The study group was divided into 2 groups as...

10.5114/wiitm.2017.69107 article EN cc-by-nc-sa Videosurgery and Other Miniinvasive Techniques 2017-07-19

Intestinal obstruction due to colorectal tumors requires immediate surgical decompression. Endoscopic stent placement for acute malignant colonic is gaining widespread acceptance as an alternative emergency surgery. Our aim in this study was evaluate the success and complication rates of endoscopic stenting obstruction.Patients with who underwent between 2011-2014 were retrospectively reviewed. Data included demographic features, localization obstruction, indications, rate technical clinical...

10.5152/ucd.2015.2828 article EN Turkish Journal of Surgery 2015-04-29

Background: Different levels of pharmacological sedation ranging from minimal to general anesthesia are often used increase patient tolerance for a successful colonoscopy.However, increases the risk respiratory depression and cardiovascular complications during colonoscopy.Objectives: We aimed compare propofol midazolam/meperidine methods colonoscopy procedures with respect cardiopulmonary safety, procedure-related times, satisfaction.Patients Methods: This was prospective, randomized,...

10.5812/ircmj.19329 article EN Iranian Red Crescent Medical Journal 2014-11-15

Although laparoscopic repair of inguinal hernia is associated with reduced postoperative pain, it not entirely painless. In addition to reducing the need for analgesic medication, complications, and hospitalization, pain control enables early return normal activity.To evaluate efficacy bupivacaine instilled into pre-peritoneal space trocar incisions patients undergoing totally extraperitoneal (TEP) hernia.Bupivacaine was in group I (n = 23), whereas infiltrated only II 21). No local...

10.5114/wiitm.2019.84385 article EN cc-by-nc-sa Videosurgery and Other Miniinvasive Techniques 2019-04-11

Schwannomas originating from Schwann cells arise the peripheral nerve sheath and are slow-growing, benign tumors that originate mostly mesenchyme. It appears equally in both sexes. often seen 3rd 5th decades of life. can be everywhere where nerves seen. Gastrointestinal schwannomas constitute 2-6% all submucosal masses, stomach is most common region (60-70%). Endoscopic Ultrasound (EUS)-guided sampling gastrointestinal lesions has made it possible to achieve preop- erative differential...

10.47717/turkjsurg.2021.4286 article EN Turkish Journal of Surgery 2021-12-01

Endoscopic mucosal resection (EMR) and endoscopic submucosal dissection (ESD) are commonly used for the minimally invasive treatment of lesions gastrointestinal tract.To evaluate safety, efficacy, outcome recurrence rate EMR ESD in colon rectum.Records 26 patients who underwent rectum between January 2013 March 2018 our endoscopy unit were retrospectively reviewed.A total (6 female 20 male) evaluated. The mean age was 58.03 ±15.19 (21-80). Fifteen rectal lesions. Tubular adenomas found 3...

10.5114/wiitm.2018.78829 article EN cc-by-nc-sa Videosurgery and Other Miniinvasive Techniques 2018-10-08

To evaluate the efficacy of dexketoprofene trometamol solution following administration contrast agent for Endoscopic Retrograde Cholangiopancreatography (ERCP) in decreasing rate pancreatitis, experimental rat model.Experimental study.Faculty Medicine, Research and Animal Laboratory Bezmialem University, Istanbul, Turkey January 2018.Forty Wistar-Albino® male rats 250-300g were divided into 4 equal groups. Group I underwent cannulation; group II had cannulation with saline; III agent; IV...

10.29271/jcpsp.2019.06.511 article EN Journal of College of Physicians And Surgeons Pakistan 2019-05-28

Malignant hypercalcemia and thrombocytopenia may result from bone metastasis of cholangiocarcinoma (CC). Our case was 53-year-old man admitted to emergency department with symptoms anorexia, weight loss, nausea, vomiting, general fatigue in February 2012. His laboratory findings showed thrombocytopenia. CT a large multinodular mass the right lobe and, extending through left liver. We considered diagnosis malignancy elevated calcium levels suppressed PTH level existence skeletal absence...

10.1155/2014/246817 article EN cc-by Case Reports in Medicine 2014-01-01

Iatrogenic colonic perforation is a well-known complication that can increase mortality and morbidity in patients undergoing colonoscopy. Closer follow-up well-planned treatment strategy are required when arises as complication. The aims of this study to (1) report our experience with large colonoscopy series; (2) evaluate the underlying mechanisms iatrogenic perforation; (3) discuss ideal period between onset treatment; (4) review current literature regarding management...

10.5152/turkjsurg.2017.3559 article EN Turkish Journal of Surgery 2017-04-25

Duplication of the gallbladder is a rare congenital anomaly gallbladder, with an estimated prevalence 1–3 per 3800 individuals. Unless properly diagnosed preoperatively, it can lead to biliary tract injuries and postoperative complications which may require reoperative surgeries. While previously reported cases have been treated conventional laparoscopic cholecystectomy (LC), treatment single incision surgery (SILS) has not yet. We herein present case 58-year-old female duplication who was...

10.1155/2015/589313 article EN cc-by Case Reports in Surgery 2015-01-01

A bezoar is a mass formed because of the accumulation indigestible material in stomach and/or small intestine. Bezoars are rare but occasionally occur with acute abdomen findings. form as result changes gastrointestinal system anatomy and physiology repetitive exposure to ingested material. These materials can include vegetables high fiber content (phytobezoars), non-animal origin fats, hair (trichobezoars), or drugs such anti-acids (pharmobezoars). Gastric bezoars frequently after gastric...

10.5152/ucd.2015.2994 article EN Turkish Journal of Surgery 2015-04-28

It is quite rare the migration of metal clips and silk suture materials into common bile duct (CBD) that were used for closure cystic in conventional or laparoscopic cholecystectomy.The most cause postoperative jaundice unrecognised overlooked stones ducts during operation.The authors present four patients who developed one case biliary tract stricture, caused by clip material CBD following endoclip to very it should be kept mind post-cholecystectomy jaundice.

10.29271/jcpsp.2020.06.646 article EN Journal of College of Physicians And Surgeons Pakistan 2020-06-01
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