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Professor Alexander Engel

Professor - Surgery
Colorectal Surgery, Northern Clinical School

Member of the Charles Perkins Centre

Telephone 0432838686

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Clinical Specialty

Surgery

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International links

Poland

(Prof Marek Szczepkowski, University Warsaw) Collaborative project on best surgical management of parastomal hernia

Switzerland

(A/Prof Salome Dell, Prof Pierre Alain Clavel. University of Basel, University Zurich) Development of a research protocol to classify intra-operative complications Collaborative research institute for international multi site study to define intraoperative complications in relation to post-operative complications

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Selected grants

2019

  • Molecular profiling of bowel polyps as a tool to define colonoscopic surveillance intervals; Engel A, Molloy M, Yang J; Department of Health (Federal)/MRFF - Rapid Applied Research Translation (RART) - Sydney Health Partners.

2018

  • Molecular analysis to refine risk of dissemination in early stage colorectal tumours and transformation potential of colorectal polyps; Molloy M, Engel A; Colorectal Surgical Society of Australia and New Zealand Foundation/Research Support.

2017

  • Exploring a novel nanotechnology strategy for the neo-adjuvant treatment of rectal cancer by photodynamic therapy and ionising radiation; Engel A, Deng W, Goldys E, Howell V; Colorectal Surgical Society of Australia and New Zealand Foundation/Research Support.

2016

  • Translational Cancer Research Facility for Pre-clinical image-guided focal radiotherapy; Howell V, Kuncic Z, Eade T, Pavlakis N, Wheeler H, Engel A, Colvin E, Bailey D, Stevenson W, Bromley R; Cancer Institute NSW/Equipment Grant.

2015

  • Streamlining specimen preparation for researchers from samples stored in biobanks; Marsh D, Baxter R, Smith R, Howell V, Benn D, Engel A; Cancer Institute NSW/Equipment Grant.
  • The Sydney 1000 Cancer Project – Stage 1 Gastrointestinal Cancers Immunophenotyping Study; Charles (nee Slaviero) K, Clarke S, Diakos C, Pavlakis N, Engel A, Samra J, Gill A, Kneebone A, Fazekas de St Groth B, Hart D, Smith A, Byrne S, McGuire H, Vafaee F, King M; DVC Research/SPARC Implementation - Cancer.

2014

  • Northern Translational Cancer Research Centre (NTCRC) Sydney Vital; Bailey D, Engel A, Boyle F, Clarke S, Gill A, Marsh D, Nguyen S, Molloy M; Cancer Institute NSW/Translational Cancer Research Centre.
  • Towards real time data sharing to support patient-centred care, quality health delivery, improvement programmes, performance management and research; Morris J, Roberts C, Simpson S, Kay J, Venkatesh S, Fazekas de St Groth B, Arthur J, Feng D, Holmes E, James D, Yang J, Engel A; NSW Ministry of Health, Office for Health and Medical Research/Bioinformatics Collaborative Grants Program.
  • Northern Translational Cancer Research Centre; Engel A; University of Sydney/DVCR Funding.

2011

  • Northern Translational Cancer Research Unit; Engel A, Clarke S; Cancer Institute NSW/Translational Health Services Research Grant.
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Selected publications

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Journals

  • Fok, K., Murugesan, J., Maher, R., Engel, A. (2019). Management of per rectal bleeding is resource intensive. ANZ Journal of Surgery, 89(4), E113-E116. [More Information]
  • Delaney, J., Cui, R., Engel, A. (2019). Risk of bias judgements and strength of conclusions in meta-evidence from the Cochrane Colorectal Cancer Group. Systematic Reviews, 8(1), 1-16. [More Information]
  • Chan, J., Diakos, C., Chan, D., Engel, A., Pavlakis, N., Gill, A., Clarke, S. (2018). A Longitudinal Investigation of Inflammatory Markers in Colorectal Cancer Patients Perioperatively Demonstrates Benefit in Serial Remeasurement. Annals of Surgery, 267(6), 1119-1125. [More Information]
  • Toh, J., Phan, K., Hitos, K., Pathma-Nathan, N., El-Khoury, T., Richardson, A., Morgan, G., Engel, A., Ctercteko, G. (2018). Association of Mechanical Bowel Preparation and Oral Antibiotics Before Elective Colorectal Surgery With Surgical Site Infection: A Network Meta-analysis. JAMA Network Open, 1(6), 1-20. [More Information]
  • Deng, W., Chen, W., Clement, S., Guller, A., Zhao, Z., Engel, A., Goldys, E. (2018). Controlled gene and drug release from a liposomal delivery platform triggered by X-ray radiation. Nature Communications, 9(1), 1-11. [More Information]
  • Engel, A. (2018). Could Blockchain technology add value to surgical outcomes research? Colorectal Disease, 20(5), 369-370. [More Information]
  • Molloy, M., Engel, A. (2018). Precision medicine beyond medical oncology: using molecular analysis to guide treatments of colorectal neoplasia. Expert Review of Gastroenterology and Hepatology, 12(12), 1179-1181. [More Information]
  • Schlichtemeier, S., Logaraj, A., Gill, A., Engel, A. (2017). Colorectal cancer resection in the Australian nonagenarian patient. Colorectal Disease, 19(3), 243-250. [More Information]
  • Chan, D., Pavlakis, N., Schembri, G., Bernard, E., Hsiao, E., Hayes, A., Barnes, T., Diakos, C., Khasraw, M., Samra, J., Eslick, E., Roach, P., Engel, A., Clarke, S., Bailey, D. (2017). Dual Somatostatin Receptor/FDG PET/CT Imaging in Metastatic Neuroendocrine Tumours: proposal for a Novel Grading Scheme with Prognostic Significance. Theranostics, 7(5), 1149-1158. [More Information]
  • Delaney, J., Holbrook, J., Dewar, R., Laws, P., Engel, A. (2017). Frequency of equivocation in surgical meta-evidence: a review of systematic reviews within IBD literature. BMJ Open, 7(12), 1-7. [More Information]
  • Schlichtemeier, S., Logaraj, A., Gill, A., Engel, A. (2017). Response to Bethune et al. Colorectal Disease, 19(6), 589-600. [More Information]
  • Chan, J., Chan, D., Diakos, C., Engel, A., Pavlakis, N., Gill, A., Clarke, S. (2017). The Lymphocyte-to-Monocyte Ratio is a Superior Predictor of Overall Survival in Comparison to Established Biomarkers of Resectable Colorectal Cancer. Annals of Surgery, 265(3), 539-546. [More Information]
  • Schlichtemeier, S., Engel, A. (2016). Anal fissure. Australian Prescriber, 39(1), 14-17. [More Information]
  • Engel, A. (2016). Laparascopic assisted colonscopic polypectomy: a truly multidisciplinary treatment and research platform. Colorectal Disease, 18(11), 1029-1030. [More Information]
  • Delaney, J., Laws, P., Wille-Jørgensen, P., Engel, A. (2015). Inflammatory bowel disease meta-evidence and its challenges: is it time to restructure surgical research? Colorectal Disease, 17(7), 600-611. [More Information]
  • Knox, R., Luey, N., Sioson, L., Kedziora, A., Clarkson, A., Watson, N., Toon, C., Cussigh, C., Pincott, S., Pillinger, S., Salama, Y., Evans, J., Percy, J., Schnitzler, M., Engel, A., Gill, A. (2015). Medullary Colorectal Carcinoma Revisited: A Clinical and Pathological Study of 102 Cases. Annals of Surgical Oncology, 22, 2988-2996. [More Information]
  • Engel, A. (2015). Translational research has come of age and colorectal surgeons need to claim their part. Colorectal Disease, 17(2), 101-101. [More Information]
  • Luey, N., Toon, C., Sioson, L., Clarkson, A., Watson, N., Cussigh, C., Kedziora, A., Pincott, S., Pillinger, S., Evans, J., Percy, J., Engel, A., Schnitzler, M., Gill, A. (2014). A further investigation of combined mismatch repair and BRAFV600E mutation specific immunohistochemistry as a predictor of overall survival in colorectal carcinoma. PloS One, 9(8), 1-5. [More Information]
  • Ung, L., Chua, T., Engel, A. (2014). A Systematic Review of local excision combined with chemoradiotherapy for early rectal cancer. Colorectal Disease, 16(7), 502-515. [More Information]
  • Sutherland, J., Robertson-Malt, S., Stern, C., Engel, A. (2014). All-cause 30-day postoperative mortality for older patients in highly developed countries having elective colorectal surgery: A systematic review. JBI Database of Systematic Reviews and Implementation Reports, 12(7), 448-504. [More Information]
  • Kim, B., Li, B., Engel, A., Samra, J., Clarke, S., Norton, I., Li, A. (2014). Diagnosis of gastrointestinal bleeding: A practical guide for clinicians. World Journal of Gastrointestinal Pathophysiology, 5(4), 467-478. [More Information]
  • Engel, A. (2014). Hybrid learning: to blend, flip, and interact. Colorectal Disease, 16(5), 325-326. [More Information]
  • Van Der Sluis, F., Espin, E., Vallribera, F., de Bock, G., Hoekstra, H., Van Leeuwen, B., Engel, A. (2014). Predicting postoperative mortality after colorectal surgery: a novel clinical model. Colorectal Disease, 16(8), 631-639. [More Information]
  • Bartels, S., Vlug, M., Hollmann, M., Dijkgraaf, M., Ubbink, D., Cense, H., Van Wagensveld, B., Engel, A., Gerhards, M., et al (2014). Small bowel obstruction, incisional hernia and survival after laparoscopic and open colonic resection (LAFA study). British Journal of Surgery, 101(9), 1153-1159. [More Information]
  • Kruis, W., Spiller, R., Papagrigoriadis, S., Engel, A., Kreis, M. (2012). Diverticular disease: a fresh approach to a neglected disease Preface. Digestive Diseases, 30(1), 5-5. [More Information]
  • Schornagel, I., Witvliet, M., Engel, A. (2012). Five-year results of fissurectomy for chronic anal fissure: low recurrence rate and minimal effect on continence. Colorectal Disease, 14(8), 997-1000. [More Information]
  • Engel, A. (2012). In this world nothing can be said to be certain, except death and taxes' Benjamin Franklin, 1789. Colorectal Disease, 14(4), 399-400. [More Information]
  • van der Sluis, F., Loffeld, R., Engel, A. (2012). Outcome of surgery for colonoscopic perforation. Colorectal Disease, 14(4), e187-e190. [More Information]
  • Engel, A. (2012). The Hirsch index. Colorectal Disease, 15(1), 1-1. [More Information]
  • Engel, A. (2011). Complete mesocolic excision is the new kid on the block. Colorectal Disease, 13(10), 1083-1084. [More Information]
  • Brosens, R., Belt, E., Haan, J., Buffart, T., Carvalho, B., Grabsch, H., Quirke, P., Cuesta, M., Engel, A., Ylstra, B., et al (2011). Deletion of chromosome 4q predicts outcome in stage II colon cancer patients. Cellular Oncology, 34(3), 215-223. [More Information]
  • Veenhof, A., van der Pas, M., van der Peet, D., Bonjer, H., Meijerink, W., Cuesta, M., Engel, A. (2011). Laparoscopic versus transverse Incision right colectomy for colon carcinoma. Colorectal Disease, 13(1), e1-e5. [More Information]
  • Vlug, M., Wind, J., Hollmann, M., Ubbink, D., Cense, H., Engel, A., Gerhards, M., Van Wagensveld, B., van der Zaag, E., et al (2011). Laparoscopy in Combination with Fast Track Multimodal Management is the Best Perioperative Strategy in Patients Undergoing Colonic Surgery: A Randomized Clinical Trial (LAFA-study). Annals of Surgery, 254(6), 868-875. [More Information]
  • Penninckx, F., Krivokapic, Z., O�Connell, R., Pfeifer, J., Schiedeck, T., Tiret, E., Pahlman, L., Haboubi, N., Post, S., Kassai, M., et al (2011). Letter from the ESCP Executive. Colorectal Disease, 13(10), 1188-1189. [More Information]
  • Van Der Sluis, F., Slagt, C., Liebman, B., Beute, J., Mulder, J., Engel, A. (2011). The impact of open versus closed format ICU admission practices on the outcome of high risk surgical patients: a cohort analysis. BMC Surgery, 11, 18-2-s2.0-80052031754. [More Information]

2019

  • Fok, K., Murugesan, J., Maher, R., Engel, A. (2019). Management of per rectal bleeding is resource intensive. ANZ Journal of Surgery, 89(4), E113-E116. [More Information]
  • Delaney, J., Cui, R., Engel, A. (2019). Risk of bias judgements and strength of conclusions in meta-evidence from the Cochrane Colorectal Cancer Group. Systematic Reviews, 8(1), 1-16. [More Information]

2018

  • Chan, J., Diakos, C., Chan, D., Engel, A., Pavlakis, N., Gill, A., Clarke, S. (2018). A Longitudinal Investigation of Inflammatory Markers in Colorectal Cancer Patients Perioperatively Demonstrates Benefit in Serial Remeasurement. Annals of Surgery, 267(6), 1119-1125. [More Information]
  • Toh, J., Phan, K., Hitos, K., Pathma-Nathan, N., El-Khoury, T., Richardson, A., Morgan, G., Engel, A., Ctercteko, G. (2018). Association of Mechanical Bowel Preparation and Oral Antibiotics Before Elective Colorectal Surgery With Surgical Site Infection: A Network Meta-analysis. JAMA Network Open, 1(6), 1-20. [More Information]
  • Deng, W., Chen, W., Clement, S., Guller, A., Zhao, Z., Engel, A., Goldys, E. (2018). Controlled gene and drug release from a liposomal delivery platform triggered by X-ray radiation. Nature Communications, 9(1), 1-11. [More Information]
  • Engel, A. (2018). Could Blockchain technology add value to surgical outcomes research? Colorectal Disease, 20(5), 369-370. [More Information]
  • Molloy, M., Engel, A. (2018). Precision medicine beyond medical oncology: using molecular analysis to guide treatments of colorectal neoplasia. Expert Review of Gastroenterology and Hepatology, 12(12), 1179-1181. [More Information]

2017

  • Schlichtemeier, S., Logaraj, A., Gill, A., Engel, A. (2017). Colorectal cancer resection in the Australian nonagenarian patient. Colorectal Disease, 19(3), 243-250. [More Information]
  • Chan, D., Pavlakis, N., Schembri, G., Bernard, E., Hsiao, E., Hayes, A., Barnes, T., Diakos, C., Khasraw, M., Samra, J., Eslick, E., Roach, P., Engel, A., Clarke, S., Bailey, D. (2017). Dual Somatostatin Receptor/FDG PET/CT Imaging in Metastatic Neuroendocrine Tumours: proposal for a Novel Grading Scheme with Prognostic Significance. Theranostics, 7(5), 1149-1158. [More Information]
  • Delaney, J., Holbrook, J., Dewar, R., Laws, P., Engel, A. (2017). Frequency of equivocation in surgical meta-evidence: a review of systematic reviews within IBD literature. BMJ Open, 7(12), 1-7. [More Information]
  • Schlichtemeier, S., Logaraj, A., Gill, A., Engel, A. (2017). Response to Bethune et al. Colorectal Disease, 19(6), 589-600. [More Information]
  • Chan, J., Chan, D., Diakos, C., Engel, A., Pavlakis, N., Gill, A., Clarke, S. (2017). The Lymphocyte-to-Monocyte Ratio is a Superior Predictor of Overall Survival in Comparison to Established Biomarkers of Resectable Colorectal Cancer. Annals of Surgery, 265(3), 539-546. [More Information]

2016

  • Schlichtemeier, S., Engel, A. (2016). Anal fissure. Australian Prescriber, 39(1), 14-17. [More Information]
  • Engel, A. (2016). Laparascopic assisted colonscopic polypectomy: a truly multidisciplinary treatment and research platform. Colorectal Disease, 18(11), 1029-1030. [More Information]

2015

  • Delaney, J., Laws, P., Wille-Jørgensen, P., Engel, A. (2015). Inflammatory bowel disease meta-evidence and its challenges: is it time to restructure surgical research? Colorectal Disease, 17(7), 600-611. [More Information]
  • Knox, R., Luey, N., Sioson, L., Kedziora, A., Clarkson, A., Watson, N., Toon, C., Cussigh, C., Pincott, S., Pillinger, S., Salama, Y., Evans, J., Percy, J., Schnitzler, M., Engel, A., Gill, A. (2015). Medullary Colorectal Carcinoma Revisited: A Clinical and Pathological Study of 102 Cases. Annals of Surgical Oncology, 22, 2988-2996. [More Information]
  • Engel, A. (2015). Translational research has come of age and colorectal surgeons need to claim their part. Colorectal Disease, 17(2), 101-101. [More Information]

2014

  • Luey, N., Toon, C., Sioson, L., Clarkson, A., Watson, N., Cussigh, C., Kedziora, A., Pincott, S., Pillinger, S., Evans, J., Percy, J., Engel, A., Schnitzler, M., Gill, A. (2014). A further investigation of combined mismatch repair and BRAFV600E mutation specific immunohistochemistry as a predictor of overall survival in colorectal carcinoma. PloS One, 9(8), 1-5. [More Information]
  • Ung, L., Chua, T., Engel, A. (2014). A Systematic Review of local excision combined with chemoradiotherapy for early rectal cancer. Colorectal Disease, 16(7), 502-515. [More Information]
  • Sutherland, J., Robertson-Malt, S., Stern, C., Engel, A. (2014). All-cause 30-day postoperative mortality for older patients in highly developed countries having elective colorectal surgery: A systematic review. JBI Database of Systematic Reviews and Implementation Reports, 12(7), 448-504. [More Information]
  • Kim, B., Li, B., Engel, A., Samra, J., Clarke, S., Norton, I., Li, A. (2014). Diagnosis of gastrointestinal bleeding: A practical guide for clinicians. World Journal of Gastrointestinal Pathophysiology, 5(4), 467-478. [More Information]
  • Engel, A. (2014). Hybrid learning: to blend, flip, and interact. Colorectal Disease, 16(5), 325-326. [More Information]
  • Van Der Sluis, F., Espin, E., Vallribera, F., de Bock, G., Hoekstra, H., Van Leeuwen, B., Engel, A. (2014). Predicting postoperative mortality after colorectal surgery: a novel clinical model. Colorectal Disease, 16(8), 631-639. [More Information]
  • Bartels, S., Vlug, M., Hollmann, M., Dijkgraaf, M., Ubbink, D., Cense, H., Van Wagensveld, B., Engel, A., Gerhards, M., et al (2014). Small bowel obstruction, incisional hernia and survival after laparoscopic and open colonic resection (LAFA study). British Journal of Surgery, 101(9), 1153-1159. [More Information]

2012

  • Kruis, W., Spiller, R., Papagrigoriadis, S., Engel, A., Kreis, M. (2012). Diverticular disease: a fresh approach to a neglected disease Preface. Digestive Diseases, 30(1), 5-5. [More Information]
  • Schornagel, I., Witvliet, M., Engel, A. (2012). Five-year results of fissurectomy for chronic anal fissure: low recurrence rate and minimal effect on continence. Colorectal Disease, 14(8), 997-1000. [More Information]
  • Engel, A. (2012). In this world nothing can be said to be certain, except death and taxes' Benjamin Franklin, 1789. Colorectal Disease, 14(4), 399-400. [More Information]
  • van der Sluis, F., Loffeld, R., Engel, A. (2012). Outcome of surgery for colonoscopic perforation. Colorectal Disease, 14(4), e187-e190. [More Information]
  • Engel, A. (2012). The Hirsch index. Colorectal Disease, 15(1), 1-1. [More Information]

2011

  • Engel, A. (2011). Complete mesocolic excision is the new kid on the block. Colorectal Disease, 13(10), 1083-1084. [More Information]
  • Brosens, R., Belt, E., Haan, J., Buffart, T., Carvalho, B., Grabsch, H., Quirke, P., Cuesta, M., Engel, A., Ylstra, B., et al (2011). Deletion of chromosome 4q predicts outcome in stage II colon cancer patients. Cellular Oncology, 34(3), 215-223. [More Information]
  • Veenhof, A., van der Pas, M., van der Peet, D., Bonjer, H., Meijerink, W., Cuesta, M., Engel, A. (2011). Laparoscopic versus transverse Incision right colectomy for colon carcinoma. Colorectal Disease, 13(1), e1-e5. [More Information]
  • Vlug, M., Wind, J., Hollmann, M., Ubbink, D., Cense, H., Engel, A., Gerhards, M., Van Wagensveld, B., van der Zaag, E., et al (2011). Laparoscopy in Combination with Fast Track Multimodal Management is the Best Perioperative Strategy in Patients Undergoing Colonic Surgery: A Randomized Clinical Trial (LAFA-study). Annals of Surgery, 254(6), 868-875. [More Information]
  • Penninckx, F., Krivokapic, Z., O�Connell, R., Pfeifer, J., Schiedeck, T., Tiret, E., Pahlman, L., Haboubi, N., Post, S., Kassai, M., et al (2011). Letter from the ESCP Executive. Colorectal Disease, 13(10), 1188-1189. [More Information]
  • Van Der Sluis, F., Slagt, C., Liebman, B., Beute, J., Mulder, J., Engel, A. (2011). The impact of open versus closed format ICU admission practices on the outcome of high risk surgical patients: a cohort analysis. BMC Surgery, 11, 18-2-s2.0-80052031754. [More Information]
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