- About
- Research
- Our research units
- General surgery at Midland
General surgery at Midland
• Diagnostic Laparoscopy in borderline cases of suspected acute appendicitis: is it the next best option
• Predictors of Successful Non-operative Management of Adhesive Small Bowel Obstruction
• Implementation of Day Case Laparoscopic Cholecystectomy
• (ANZELA-QI) Australia New Zealand Emergency Laparotomy Audit – Quality Improvement
• Implementation of Day-case Groin Hernia Repair
• The role of quantitative radiological measures of visceral adiposity in diverticulitis
• Outcomes of surgery in COVID-19 infection: international cohort study
• Use of radiological measures of visceral adiposity as an adjunct for assessment of risk of colorectal adenoma.
Dr Mary Theophilus, Head of Department, General Surgery
Dr Zi Qin Ng, Registrar - General Surgery
Dr Ruwan Wijesuriya, Consultant General Surgery
Dr Sze Ling Wong, Consultant General Surgery
Oey O, Lin CP, Khattak MA, Ferguson T, Theophilus M, Tiong SS, Ali S, Khan Y. (2024) Total Neoadjuvant Therapy in Locally Advanced Rectal Cancer: Insights from the Western Australian Context. Diseases. 2024; 12(10):257.
DOI: https://doi.org/10.3390/diseases12100257
Tan J, Hew N, Theophilus M, Wijesuriya R. (August 21, 2024) Choosing Your Endoscopist: A Retrospective Single-Centre Cohort Study. Cureus 16(8): e67403. DOI 10.7759/cureus.67403
DOI: https://doi.org/10.7759/cureus.67403
Sala M, Guirgis M, Misur P, Wijesuriya R. (2024). Can Radiological Visceral Adiposity Analysis in Acute Pancreatitis Aid in Identifying Underlying Etiology? Assessing the Clinical Potential of Quantitative Radiological Analyses of Visceral Adiposity. J Glob Radiol. 2024;10(1):689
https://doi.org/10.7191/jgr.689
Palanisamy V, Thirunavukkarasu P, Wijesuriya R (2024). Recurrent Unilateral E. coli Breast Infection in a Non-Lactating Women: A Rare Case Report. Cureus 16(2): e53675.
https://doi.org/10.7759/cureus.53675
McGarry, J., Ng, ZQ., Ryan, F., Theophilus, M. (2023) Utility of CT colonography and/or PET-CT preoperatively in obstructing left-sided colorectal cancers – a systematic review. ANZ Journal of Surgery.
https://doi.org/10.1111/ans.18450
Ng ZQ., Hsu V., Tee WWH., Tan JH., Wijesuriya R. (2023) Predictors for success of non-operative management of adhesive small bowel obstruction. World J Gastrointest Surg 2023; 15(6): 0-0.
https://dx.doi.org/10.4240/wjgs.v15.i6.1116
Ng, Z.Q., Tan, P. & Theophilus, M. (2023) Colorectal Surgery in Patients with Liver Cirrhosis: A Systematic Review. World J Surg (2023).
https://doi.org/10.1007/s00268-023-07069-3
Ng ZQ., Theophilus M. (2023) A survey on the practice of enhanced recovery after elective colorectal surgery in Western Australia. World J Colorectal Surg 2021; 10:35-45
https://doi.org/10.4103/wjcs.wjcs_3_21
Shepherd. T, Trinder. M, Theophilus, M. (2023) Does virtual reality in the preoperative setting for colorectal cancer surgery improve patient understanding? A randomized pilot study. ANZ Journal of Surgery.
https://doi.org/10.1111/ans.18787
Tan J, O'Sullivan J, Wijesuriya R (2023) Incidental Intraoperatively Detected Choledocholithiasis: A General Surgeon’s Approach to Management. Cureus 15(10): e47634.
DOI: 10.7759/cureus.47634
Tan K, Wijesuriya R (2023) Massive stone or is it glass: a curious case of porcelain gallbladder, Journal of Surgical Case Reports, Volume 2023, Issue 9, September 2023, rjad533.
https://doi.org/10.1093/jscr/rjad533
https://doi.org/10.1007/s11604-023-01430-1
Turco, J., Khalil, I., Theophilus, M. (2023) Acute abdomen in third trimester of pregnancy—a rare case of perforated Meckel’s diverticulitis. Journal of Surgical Case Reports, Volume 2023, Issue 9, September 2023, rjad492.
https://doi.org/10.1093/jscr/rjad492
Chidambaram, R., Apikotoa, S., Hicks, R., et al. (2022) Readmission Within the First Day of Discharge Is Painful: Experience From an Australian General Surgical Service. Cureus 14(12): e32209.
https://doi.org/10.7759/cureus.32209
Nyandoro, MG., Seow, YT., Stein. J., Theophilus. M. (2022) Royal Australasian College of Surgeons. Single- centre experience of loop ileostomy closure: a retrospective comparison of conventional-linear closure and purse-string closure on surgical-site-infection rates. General and Colorectal Surgery, St John of God Midland Hospital, Midland, Western Australia, Australia.
https://doi.org/10.1111/ans.18083
Shepherd, .T., Trinder, .M., Theophilus, .M. (2022) Does Virtual Reality in the perioperative setting for patient education improve understanding? A scoping review.
https://doi.org/10.1016/j.sipas.2022.100101
Apikotoa, S. & Wijesuriya, R. (2021) Idiopathic acute chylous peritonitis during pregnancy, mimicking perforated acute appendicitis: A case report. International Journal of Surgery Case Reports; Volume 81, April 2021, 105790.
https://www.sciencedirect.com/science/article/pii/S2210261221002911?via=ihub
Hew, N., Ng, Z. Q., & Wijesuriya, R. (2021) Non-operative management of small bowel obstruction in virgin abdomen: a systematic review. Surgery today, 10.1007/s00595-020-02210-4. Advance online publication.
https://link.springer.com/article/10.1007/s00595-020-02210-4
Lawrence, B. J., Kerr, D., Pollard, C. M., Theophilus, M., Alexander, E., Haywood, D., O'Connor, M. (2021) Obesity, A Research Journal. Weight bias among health care professionals: A systematic review and meta- analysis.
https://doi.org/10.1002/oby.23266
Ng ZQ, Jung JK, Theophilus M. (2021) Artificial Intelligence in Pre-operative Assessment of Patients in Colorectal Surgery. Turkish Journal of Colorectal Disease [Internet]. Galenos Yayinevi; 2021May 24;32.
https://turkishjcrd.com/articles/doi/tjcd.galenos.2021.2021-2-6
Ng Z.Q., Tan J.H., Tan H.C.L. & Theophilus M. (2021) Post-colonoscopy diverticulitis: A systematic review. World J Gastrointest Endosc; 13(3): 82-89.
http://dx.doi.org/10.4253/wjge.v13.i3.82
Poh, W.S., & Wijesuriya, R. (2021) Case report - Bouveret’s syndrome with pancreatitis: A rare combination. International Journal of Surgery Case Reports; Volume 81, April 2021, 105713.
https://www.sciencedirect.com/science/article/pii/S2210261221002133?via=ihub
Ng Z.Q., Wijesuriya R, Misur P, Tan JH, Moe KS, Theophilus M. (2020) The role of quantitative radiological measures of visceral adiposity in diverticulitis. Surgical Endoscopy. 2020 Feb 18.
https://link.springer.com/article/10.1007/s00464-020-07427-5
Ng Z.Q., Wijesuriya R, Misur P, Tan JH, Moe KS, Theophilus M. (2020) Opportunistic use of radiological measures of visceral adiposity for assessment of risk of colorectal adenoma. ANZ Journal of Surgery. 2020 Jun 5.
https://onlinelibrary.wiley.com/doi/10.1111/ans.16063
Ng Z.Q., Elsabagh A, Wijesuriya R. (2020) Post-colonoscopy Appendicitis: Systematic Review of Current Evidence. Journal of Gastroenterology & Hepatology. 2020 Jun 5.
https://onlinelibrary.wiley.com/doi/10.1111/jgh.15130
Ng Z.Q., Seow YT, Wijesuriya R, Wong SL. (2020) How To Do It: Tips and Tricks in Laparoscopic Appendicectomy for the Junior Trainee. SN Comprehensive Clinical Medicine, (), 1-3.
https://link.springer.com/article/10.1007/s42399-020-00384-z
Ng, Zi Qin MBBS (Hons); Wijesuriya, Ruwan FRACS; Misur, Philip FRANZCR; Huei Tan, Jih MRCS; Soe Moe, Kyaw MBBS; Theophilus, Mary FRACS. (2020) Use of Radiological Measures of Visceral Adiposity as an Adjunct for Assessment of Risk of Colorectal Adenoma. Journal of the American College of Surgeons 231(4):p e112-e113, October 2020.
https://doi.org/10.1016/j.jamcollsurg.2020.08.290
Ng, Z.Q., Moe, K.S., Wijesuriya, R. (2019) Routine Colonoscopy After Acute Diverticulitis: is it Warranted? Surgical Laparoscopy, Endoscopy & Percutaneous Techniques.
https://doi.org/doi: 10.1097/SLE.0000000000000680
Ng, Z.Q., Pradhan, S., Moe, K.S., Thirunavukkarasu, P. (2019) Anti-coagulant-induced spontaneous breast hemorrhage. The Breast Journal. 25(4):749-749.
https://onlinelibrary.wiley.com/doi/10.1111/tbj.13324
Ng, Z.Q., Pradhan, S., Wijesuriya, R. (2019) Dilemma of the giant abdominal cyst. BMJ Case Reports. 12:bcr-2018-227255.
https://casereports.bmj.com/content/12/1/bcr-2018-227255
Ng, Z.Q., Theophilus, M., Navadgi, S., Menon, T., Wijesuriya, R. (2019) Jejunal Diverticulitis, A Single-Center Experience and Proposed Management Algorithm. Surgical Infections. 20(6): 499-503.
doi.org/10.1089/sur.2019.070
Seow YT, Ng ZQ, Wong SL. (2019) Anticoagulation-induced unilateral adrenal haemorrhage and pseudoaneurysm. BMJ Case Reports. 2019 Dec 9;12(12):e232539.
https://casereports.bmj.com/content/12/12/e232539
Koek, S. A., & Hammond, J. (2018) Gastric outlet obstruction secondary to orbera intragastric balloon. Journal of surgical case reports, 2018 (10), rjy284.
https://academic.oup.com/jscr/article/2018/10/rjy284/5146322
Ng, Z.Q., Pradhan, S., Cheah, K, & Wijesuriya, R. (2018) Haemorrhagic cholecystitis: a rare entity not to be forgotten. (2018) BMJ Case Reports September 21: pii: bcr-2018-226469.
https://casereports.bmj.com/content/2018/bcr-2018-226469
Pathmarajah, T., Idrees, M., Nasim, S., & Weber, D. G. (2018) Serial lipase for pancreatitis: not enough evidence. ANZ journal of surgery, 88(6), E491-E497.
https://onlinelibrary.wiley.com/doi/10.1111/ans.14312
Chai, D., & Wijesuriya, R. (2016) Deciduosis of the appendix: diagnostic dilemma continues despite MRI evidence. Annals Royal College Surgeons England 98(8):e200-e202. Epub 2016 Aug 23.
https://pubmed.ncbi.nlm.nih.gov/27551902/
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