selected scholarly activity
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conferences
- 2021 Canadian Surgery Forum. Canadian Journal of Surgery. S80-S159. 2021
- Simultaneous versus staged resection of rectal cancer and synchronous liver metastases (RESECT). European Surgery - Acta Chirurgica Austriaca. 8-15. 2020
- Simultaneous resection of colorectal cancer with synchronous liver metastases: A survey-based analysis.. Journal of Clinical Oncology. 662-662. 2019
- INCIDENCE OF DELAYED VENOUS THROMBOEMBOLIC EVENTS IN PATIENTS UNDERGOING ABDOMINAL AND PELVIC SURGERY FOR CANCER, A SYSTEMATIC REVIEW. Gastroenterology. S1347-S1347. 2018
- Surgical Outcomes and Costs of Pancreaticoduodenectomy in Octogenarians. Gastroenterology. S1290-S1290. 2017
- Does the addition of biologic agents to chemotherapy in patients with unresectable colorectal cancer metastases result in a higher proportion of patients undergoing resection? A systematic review and meta-analysis.. Journal of Clinical Oncology. 690-690. 2017
- Su1393 Does Giving Pasireotide to Patients Undergoing Pancreaticoduodenectomy Pay for Itself?. Gastroenterology. S1211-S1211. 2016
- Bile Duct Brushings: Accuracy and Interobserver Agreement. Modern Pathology. 92A-92A. 2016
- Bile Duct Brushings: Accuracy and Interobserver Agreement. Laboratory Investigation. 92A-92A. 2016
- Interstitial cells of Cajal and their association with enteric nerves in human gastro-duodenal junction. Neurogastroenterology and Motility. 156-156. 2012
- Improving Colorectal Cancer (CRC) Surveillance May Lead to Higher Rates of Liver Metastasectomy for Recurrent CRC: An Ontario Population-based Study. Annals of Surgical Oncology. S141-S141. 2012
- Survival analysis of PETCAM: A multicenter randomized controlled trial of PET/CT versus no PET/CT for patients with resectable liver colorectal adenocarcinoma metastases.. Journal of Clinical Oncology. 390-390. 2012
- Transfusion of Irradiated Autologous Blood for Surgical Resection of Hepatobiliary Pancreatic Cancers. Annals of Surgical Oncology. S116-S116. 2012
- A RANDOMIZED, CONTROLLED PHASE 2 CLINICAL TRIAL OF JX-594, A TARGETED MULTI-MECHANISTIC ONCOLYTIC POXVIRUS, IN PATIENTS WITH ADVANCED HEPATOCELLULAR CARCINOMA: FINAL DATA. Hepatology. 1426A-1426A. 2011
- An Ontario Clinical Oncology Group (OCOG) randomized controlled trial (RCT) assessing FDG PET/CT in resectable liver colorectal adenocarcinoma metastases (CAM). Journal of Clinical Oncology. 2011
- 131 JX-594, A TARGETED MULTI-MECHANISTIC ONCOLYTIC POXVIRUS, IS WELL-TOLERATED AND EXHIBITS ANTI-TUMOR ACTIVITY IN PATIENTS WITH PRIMARY LIVER CANCER AND LIVER METASTASES. Journal of Hepatology. S58-S58. 2011
- Cystic change in pancreatic adenocarcinoma; mesothelin and P53 immunoprofile. Histopathology. 161-161. 2010
- 124 RANDOMIZED PHASE II CLINICAL TRIAL OF INTRATUMORAL INJECTION OF JX-594, A TARGETED MULTI-MECHANISTIC ONCOLYTIC POXVIRUS, IN PATIENTS WITH HEPATOCELLULAR CARCINOMA. Journal of Hepatology. S55-S55. 2010
- COMPUTED TOMOGRAPHY FEATURES ASSOCIATED WITH OPERATIVE MANAGEMENT FOR NONSTRANGULATING SMALL BOWEL OBSTRUCTION. Diseases of the Colon and Rectum. 584-584. 2010
- Outcome of partial hepatectomy for large (> 10 cm) hepatocellular carcinoma. Cancer. 1948-1955. 2005
- Sequential preoperative fluorodeoxyglucose-positron emission tomography assessment of response to preoperative chemoradiation: a means for determining longterm outcomes of rectal cancer1. Journal of the American College of Surgeons. 1-7. 2004
- Patterns of Morphologic Alteration in Residual Rectal Carcinoma Following Preoperative Chemoradiation and Their Association With Long-term Outcome. American Journal of Surgical Pathology. 215-223. 2004
- Resection of Hepatocellular Carcinoma in Patients Otherwise Eligible for Transplantation. Annals of Surgery. 315-323. 2003
- Predictors of early versus late mortality after resection of hepatocellular carcinoma. Gastroenterology. A825-A826. 2003
- Expression of p27 in residual rectal cancer following preoperative chemoradiation predicts long-term outcome. Annals of Surgical Oncology. S64-S64. 2003
- Patterns of morphological alteration in residual rectal carcinoma following preoperative chemoradiation and their association with long-term outcome. Laboratory Investigation. 133A-133A. 2003
- Patterns of morphological alteration in residual rectal carcinoma following preoperativie chemoradiation and their association with long-term outcome. Modern Pathology. 133A-133A. 2003
- Initial experience with portal vein embolization prior to major hepatectomy. Annals of Surgical Oncology. S25-S26. 2002
- Long-term follow up on the surgical treatment of upper gastrointestinal neoplasms in familial adenomatous polyposis patients.. Gastroenterology. A486-A486. 2001
- Splenic function in obstructive jaundice: A clinical and experimental study.. Hepatology. 1560-1560. 1997
- Role of increased biliary pressure in hepatocellular injury associated with segmental bile duct obstruction.. Hepatology. 850-850. 1996
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journal articles
- Factors Associated With Aborted Whipple Procedures for Periampullary Carcinoma: A Multicenter Case-Control Study by the SAR Pancreatic Ductal Adenocarcinoma Disease Focus Panel.. American Journal of Roentgenology. 224:e2432160. 2025
- Transfusion of irradiated autologous blood for hepatobiliary and pancreatic cancer resections: a feasibility study.. HPB. 27:260-262. 2025
- Combined portal and hepatic vein embolisation in perihilar cholangiocarcinoma.. HPB. 26:1458-1466. 2024
- Tranexamic Acid in Patients Undergoing Liver Resection: The HeLiX Randomized Clinical Trial.. Journal of the American Medical Association (JAMA). 332:1080-1089. 2024
- Circumstances and implications of conversion from minimally invasive to open liver resection: a multi-center analysis from the AMILES registry. Surgical Endoscopy. 37:9201-9207. 2023
- Pancreatic ductal adenocarcinoma (PDAC) regional nodal disease at standard lymphadenectomy: is MRI accurate for identifying node-positive patients?. European Radiology. 33:5976-5983. 2023
- Textbook outcomes and benchmarks of minimally invasive left lateral sectionectomy across North America. Surgical Endoscopy. 37:2980-2986. 2023
- Weight Loss Following Hepatopancreatobiliary Surgery. How Much is Too Much? A Retrospective Cohort Study. Surgical Innovation. 29:195-202. 2022
- Evaluating compliance of extended venous thromboembolism prophylaxis following abdominopelvic surgery for cancer: A multidisciplinary quality improvement project. Journal of Surgical Oncology. 125:437-447. 2022
- Tranexamic acid versus placebo to reduce perioperative blood transfusion in patients undergoing liver resection: protocol for the haemorrhage during liver resection tranexamic acid (HeLiX) randomised controlled trial. BMJ Open. 12:e058850-e058850. 2022
- Frailty as a Predictor of Postoperative Morbidity and Mortality Following Liver Resection. American Surgeon. 87:648-654. 2021
- Frailty as a Predictor of Postoperative Morbidity and Mortality Following Liver Resection. HPB. 23:s122-s123. 2021
- MRI vs. CT for the Detection of Liver Metastases in Patients With Pancreatic Carcinoma: A Comparative Diagnostic Test Accuracy Systematic Review and Meta‐Analysis. Journal of Magnetic Resonance Imaging. 53:38-48. 2021
- Parenteral versus enteral nutrition for pancreatic fistula: a systematic review and meta-analysis. HPB. 23:S293-S293. 2021
- Laparoscopic hepatectomy is safe and effective for the management of patients with colorectal cancer liver metastases in a population-based analysis in Ontario, Canada. A retrospective cohort study. International Journal of Surgery. 83:47-52. 2020
- Simultaneous versus staged resection for synchronous colorectal liver metastases: A population-based cost analysis in Ontario, Canada - Health economic evaluation. International Journal of Surgery. 78:75-82. 2020
- Effect of neoadjuvant immunotherapy and targeted therapies on surgical resection in patients with solid tumors: A systematic review and meta-analysis.. Journal of Clinical Oncology. 38:e16656-e16656. 2020
- 166 LAPAROSCOPIC HEPATECTOMY IS SAFE AND EFFECTIVE FOR COLORECTAL LIVER METASTASES IN A POPULATION-BASED ANALYSIS IN ONTARIO, CANADA.. Gastroenterology. 158:S-1492. 2020
- Hypovascular pancreas head adenocarcinoma: CT texture analysis for assessment of resection margin status and high-risk features. European Radiology. 30:2853-2860. 2020
- Simultaneous resection of colorectal cancer with synchronous liver metastases; a practice survey. HPB. 22:728-734. 2020
- Effect of neoadjuvant immunotherapy and targeted therapies on surgical resection in patients with solid tumors: A systematic review and meta-analysis.. Journal of Clinical Oncology. 38:511-511. 2020
- Simultaneous versus staged resection for synchronous colorectal liver metastases: A population-based cohort study. International Journal of Surgery. 74:68-75. 2020
- Enteral Versus Parenteral Nutrition for Postoperative Pancreatic Fistula: A Systematic Review and Meta-analysis. Surgery, Gastroenterology and Oncology. 25:170-170. 2020
- Frailty As A Predictor Of Postoperative Outcomes Following Liver Resection. HPB. 22:s29-s30. 2020
- Incidence of Splanchnic Vein Thrombosis After Abdominal Surgery: A Systematic Review and Meta-analysis. Journal of Surgical Research. 245:500-509. 2020
- Vaccinia-based oncolytic immunotherapy Pexastimogene Devacirepvec in patients with advanced hepatocellular carcinoma after sorafenib failure: a randomized multicenter Phase IIb trial (TRAVERSE). OncoImmunology. 8:1615817. 2019
- Effect of Perioperative Nutritional Supplementation on Postoperative Complications—Systematic Review and Meta-Analysis. Journal of Gastrointestinal Surgery. 23:1682-1693. 2019
- Adjuvant Chemotherapy With or Without Biologics Including Antiangiogenics and Monoclonal Antibodies Targeting EGFR and EpCAM in Colorectal Cancer: A Systematic Review and Meta-analysis. Journal of Surgical Research. 239:14-21. 2019
- Simultaneous resection of colorectal cancer with synchronous liver metastases: A survey-based analysis.. Journal of Clinical Oncology. 37:e15073-e15073. 2019
- 1053 – Uptake and Patient Outcomes of Laparoscopic Liver Resection for Colon Cancer Liver Metastases. A Populationbased Analysis. Gastroenterology. 156:S-1433. 2019
- A comparison of lymph node ratio with AJCC lymph node status for survival after resection for pancreatic adenocarcinoma. HPB. 21:S141-S142. 2019
- Weight loss following hepatopancreatobiliary surgery. How much is too much?. HPB. 21:S106-S107. 2019
- Postoperative complications in elderly patients following pancreaticoduodenectomy lead to increased postoperative mortality and costs. A retrospective cohort study. International Journal of Surgery. 60:204-209. 2018
- Perioperative Optimization With Nutritional Supplements in Patients Undergoing Gastrointestinal Surgery for Cancer (PROGRESS): Protocol for a Feasibility Randomized Controlled Trial. JMIR Research Protocols. 7:e10491-e10491. 2018
- Venous Thromboembolic Events Following Major Pelvic and Abdominal Surgeries for Cancer: A Prospective Cohort Study. Annals of Surgical Oncology. 25:3214-3221. 2018
- Increased postoperative complications in octogenarians following pancreaticoduodenectomy leads to higher postoperative mortality and costs. HPB. 20:s607-s608. 2018
- 2018 Canadian Surgery Forum Abstracts.. Canadian Journal of Surgery. 61:S94-S174. 2018
- Su1775 - Overall and Disease-Free Survival in Colorectal Cancer Patients Receiving Adjuvant Chemotherapy with Biologic Agent: A Systematic Review and Meta-Anaylsis. Gastroenterology. 154:S-1313. 2018
- Tu1576 - Incidence of Delayed Venous Thromboembolic Events in Patients Undergoing Abdominal and Pelvic Surgery for Cancer, a Systematic Review. Gastroenterology. 154:S-1347. 2018
- Perioperative Optimization With Nutritional Supplements in Patients Undergoing Gastrointestinal Surgery for Cancer (PROGRESS): Protocol for a Feasibility Randomized Controlled Trial (Preprint) 2018
- Does the Addition of Biologic Agents to Chemotherapy in Patients with Unresectable Colorectal Cancer Metastases Result in a Higher Proportion of Patients Undergoing Resection? A Systematic Review and Meta-analysis. Journal of Gastrointestinal Surgery. 22:523-528. 2018
- Simultaneous resection of colorectal cancer with synchronous liver metastases (RESECT), a pilot study. International Journal of Surgery Protocols. 8:1-6. 2018
- 2017 Canadian Surgery Forum Abstracts. Canadian Journal of Surgery. 60:S109-S181. 2017
- Rectal and hepatic resection for rectal cancer with synchronous liver metastases (RESECT): simultaneous vs. staged. A systematic review. HPB. 19:S82-S82. 2017
- The role of bile duct brush cytology in distinguishing malignant from benign biliary obstruction in patients stratified by clinical parameters for risk of malignancy, a retrospective review. HPB. 19:S58-S58. 2017
- Incidence of venous thromboembolic events following major pelvic and abdominal surgery for cancer.. Journal of Clinical Oncology. 35:478-478. 2017
- 2016 Canadian Surgery Forum Abstracts. Canadian Journal of Surgery. 59:S78-S147. 2016
- NSAID use and risk of postoperative pancreatic fistulas following pancreaticoduodenectomy: a retrospective cohort study. HPB. 18:e403-e404. 2016
- The relationship between body mass index, pancreatic fistula and postoperative complications and its associated cost implications following pancreaticoduodenectomy. HPB. 18:e388-e389. 2016
- Case report: Sigmoid strangulation from evisceration through a perforated rectal prolapse ulcer – An unusual complication of rectal prolapse. International Journal of Surgery Case Reports. 10:238-240. 2015
- Computed tomography features associated with operative management for nonstrangulating small bowel obstruction. Canadian Journal of Surgery. 57:254-259. 2014
- Computed tomography features associated with operative management for nonstrangulating small bowel obstruction. Canadian Journal of Surgery. 57:253-258. 2014
- Effect of PET Before Liver Resection on Surgical Management for Colorectal Adenocarcinoma Metastases. Journal of the American Medical Association (JAMA). 311:1863-1863. 2014
- Liver Resection for Colorectal Cancer Metastases. Current Oncology. 20:255-265. 2013
- Erratum: The role of liver resection for colorectal cancer metastases in an era of multimodality treatment: A systematic review (Surgery (United States) (2012) 151:6 (860-70)). Surgery. 153:438. 2013
- Randomized dose-finding clinical trial of oncolytic immunotherapeutic vaccinia JX-594 in liver cancer. Nature Medicine. 19:329-336. 2013
- The role of liver resection for colorectal cancer metastases in an era of multimodality treatment: A systematic review (vol 151, pg 860, 2012). Surgery. 153:438-438. 2013
- Hepatic Metastasis of Composite Adenocarcinoma and Neuroendocrine Carcinoma. Journal of Gastrointestinal Cancer. 43:25-27. 2012
- The role of liver resection for colorectal cancer metastases in an era of multimodality treatment: A systematic review. Surgery. 151:860-870. 2012
- An Ontario Clinical Oncology Group (OCOG) randomized controlled trial (RCT) assessing FDG PET/CT in resectable liver colorectal adenocarcinoma metastases (CAM).. Journal of Clinical Oncology. 29:3520-3520. 2011
- Canadian Surgery Forum.. Canadian Journal of Surgery. 53:S51-S104. 2010
- 986 Computed Tomography Features Associated With Operative Management for Nonstrangulating Small Bowel Obstruction. Gastroenterology. 138:s-864. 2010
- Operative blood loss independently predicts recurrence and survival after resection of hepatocellular carcinoma.. Annals of Surgery. 249:617-623. 2009
- Prognostic implications of the distribution of lymph node metastases in rectal cancer after neoadjuvant chemoradiotherapy.. Journal of Clinical Oncology. 26:2106-2111. 2008
- Expression of p27 in Residual Rectal Cancer after Preoperative Chemoradiation Predicts Long-term Outcome. Annals of Surgical Oncology. 11:955-961. 2004
- Patterns of initial disease recurrence after resection of gallbladder carcinoma and hilar cholangiocarcinoma. Cancer. 98:1689-1700. 2003
- Results after rectal cancer resection with in-continuity partial vaginectomy and total mesorectal excision.. Annals of Surgical Oncology. 10:664-668. 2003
- Elective bowel resection for incurable stage IV colorectal cancer: prognostic variables for asymptomatic patients.. Journal of the American College of Surgeons. 196:722-728. 2003
- 148 Patterns of Primary Recurrence after Resection for Gallbladder Cancer and Hilar Cholangiocarcinoma. Journal of Gastrointestinal Surgery. 7:304-305. 2003
- Increased endocrine cells in treated rectal adenocarcinomas: A possible reflection of endocrine differentiation in tumor cells induced by chemotherapy and radiotherapy (vol 26, pg 863, 2002). American Journal of Surgical Pathology. 26:1241-1241. 2002
- Increased Endocrine Cells in Treated Rectal Adenocarcinomas. American Journal of Surgical Pathology. 26:863-872. 2002
- Long-term prognostic significance of extent of rectal cancer response to preoperative radiation and chemotherapy.. Annals of Surgery. 236:75-81. 2002
- Autonomic Nerve Preservation During Pelvic Dissection for Rectal Cancer. Clinics in Colon and Rectal Surgery. 15:035-042. 2002
- Long-term follow-up of patients with familial adenomatous polyposis undergoing pancreaticoduodenal surgery.. Journal of Gastrointestinal Surgery. 6:671-675. 2002
- Preoperative radiation with or without chemotherapy and full-thickness transanal excision for selected T2 and T3 distal rectal cancers.. International Journal of Colorectal Disease. 17:54-58. 2002
- Randomized Clinical Trials in Breast Cancer. Surgical Oncology Clinics of North America. 11:53-88. 2002
- The role of adjuvant therapy after liver resection for colorectal cancer metastases.. Clinical Colorectal Cancer. 1:154-166. 2001
- Impact of a surgeon-trained observer on accuracy of colorectal surgical site infection rates. Diseases of the Colon and Rectum. 44:1100-1105. 2001
- Long-term follow-up on the surgical treatment of upper gastrointestinal neoplasms in familial adenomatous polyposis patients. Gastroenterology. 120:a486. 2001
- Limitations of family cancer history assessment at initial surgical consultation. Diseases of the Colon and Rectum. 44:98-103. 2001
- Prospective assessment of primary rectal cancer response to preoperative radiation and chemotherapy using 18-fluorodeoxyglucose positron emission tomography. Diseases of the Colon and Rectum. 43:18-24. 2000
- Major 20th-century advancements in the management of rectal cancer.. Diseases of the Colon and Rectum. 42:563-578. 1999
- Gastrointestinal polyposis syndromes. Current Problems in Surgery. 36:217-323. 1999
- Gastrointestinal polyposis syndromes. Current Problems in Surgery. 36:222-323. 1999
- Acute abdominal pain and urgency to defecate in the young and the old: a useful symptom-complex?. Journal of Emergency Medicine. 17:239-242. 1999
- Surgical management of primary colorectal cancer.. Surgical Oncology. 7:153-163. 1998