• Professor Of Surgery & Senior Consultant Surgeon,
• Department Of General, Gastrointestinal & Laparoscopic Surgery
• MOSC Medical College, Cochin(2006 - 2019)
• Cosmopolitan hospital Trivandrum (2003 - 2006)

• Thyroid Surgery
• Laparoscopic (KEYHOLE) Surgery
• LASER Surgery
• Umbilical Hernia Surgery : (Minimal Incision Surgery/ Laparoscopy/ HYBRID Laparoscopy )
• Hernia Surgery : (Open / Laparoscopic / HYBRID Laparoscopy )
• Colorectal Surgery : ( LASER & Open For Piles / Fissure / Fistula / Pilonidal Sinus )
• Varicose Vein Surgery : (LASER/ Venaseal (Glue) / Minimal Incision Phlebectomy/Trendelenburg/ Sclerotherapy
• Breast Surgeries (Cancer & Benign conditions )
• Robotic Surgery
• DAYCARE Minimally Invasive Procedures
• Diabetic Foot Surgery

• M.B.B.S : PSG Institute of Medical Sciences ,MGR University, Tamil Nadu, (1998)
• MS (General Surgery) : Rajiv Gandhi University, Karnataka (2003)
• FRCS (Glasgow) : The Royal College of Physicians and Surgeons of Glasgow (2015)

• Indian Medical Association (IMA)
• Association of Surgeons of India (ASI)
• Association of Minimal Access Surgeons of India (AMASI)
• Association of Colorectal Surgeons of India (ACRSI)
• Indian Association of Gastrointestinal Endo-surgeons (IAGES)
• Society of Endoscopic and Laparoscopic Surgeons of India (SELSI)
• Indian Hernia Society (IHS)
• Indian Association of Day Care Surgery
• The International Society of University Colon and Rectal Surgeons (ISUCRS), USA
• Society of American Gastrointestinal and Endoscopic Surgeons (SAGES), USA
• The Royal College of Physicians and Surgeons of Glasgow, UK

• International Travelling Fellowship Award : by The Asian Federation of Coloproctology (AFCP) and the Association of Colon & Rectal Surgeons of India - 2009
• Chivisak Ratan Award for excellence in medical science by the Global Society for Health and Educational Growth- NEW DELHI - 2011
• Best paper awards

INTERNATIONAL JOURNALS

Articles In THE LANCET (Multicentre International Studies-Original Research Articles )

1. GlobalSurg Collaborative and National Institute for Health Research Global Health Research Unit on Global Surgery. Global variation in postoperative mortality and complications after cancer surgery: a multicentre, prospective cohort study in 82 countries. Lancet. 2021 Jan 30;397(10272):387-397. doi: 10.1016/S0140-6736(21)00001-5. Epub 2021 Jan 21

2. NIHR Global Health Unit on Global Surgery; COVIDSurg Collaborative. Elective surgery system strengthening: development, measurement, and validation of the surgical preparedness index across 1632 hospitals in 119 countries. Lancet. 2022 Nov 5;400(10363):1607-1617. doi: 10.1016/S0140-6736(22)01846-3. Epub 2022 Oct 31. PMID: 36328042; PMCID: PMC9621702.

3. GlobalSurg Collaborative and NIHR Global Health Research Unit on Global Surgery. Effects of hospital facilities on patient outcomes after cancer surgery: an international, prospective, observational study. Lancet Glob Health. 2022 Jul;10(7):e1003-e1011. doi: 10.1016/S2214-109X(22)00168-1. Epub 2022 May 24. PMID: (NATIONAL LEAD FROM INDIA)

OTHER INTERNATIONAL JOURNALS

4. Zachariah S K, Kolathur N M, Balakrishnan M and Parakkadath A J. Minimal Incision Scar-Less Open Umbilical Hernia Repair in Adults: Technical Aspects and Short Term Results. Front Surg. 2014 Sep 1;1:32. doi: 10.3389/fsurg 2014.00032.

5. Zachariah SK. Feasibility of single-incision laparoscopic surgery for appendicitis in abnormal anatomical locations: A single surgeon's initial experience. J Minim Access Surg. 2013 Jan;9(1):13-8. doi: 10.4103/0972-9941.107128

6. Zachariah SK, Chang PC, Ooi AS, Hsin MC, Kin Wat JY, Huang CK. Laparoscopic sleeve Gastrectomy for morbid obesity: 5 years’ experience from an Asian centre of excellence. Obes Surg. 2013 Jul; 23(7):939-46. doi: 10.1007/s11695-013-0887-1.

7. Zachariah SK, Tai CM, Chang PC, Se AO, Huang CK. The "T-suspension tape" for liver and gallbladder retraction in bariatric surgery: feasibility, technique, and initial experience. J Laparoendosc Adv Surg Tech A. 2013 Apr; 23(4):311-5. doi: 10.1089/lap.2012.0291. Epub 2013 Feb 6

8. Sartelli M, Catena F, Ansaloni L, Moore E, Malangoni M, Velmahos G, Coimbra R, Koike K, Leppaniemi A, Biffl W, Balogh Z, Bendinelli C, Gupta S, Kluger Y, Agresta F, Di Saverio S, Tugnoli G, Jovine E, Ordonez C, Gomes CA, Junior GA, Yuan KC, Bala M, Peev MP, Cui Y, Marwah S, Zachariah S K et al. Complicated intra-abdominal infections worldwide: the definitive data of the CIAOW Study.World J Emerg Surg. 2014 May 14;9:37. doi: 10.1186/1749-7922-9-37

9. Zachariah S K ‘Gas-less Video-assisted Thyroidectomy for a Solitary Thyroid Nodule: Technical Report of the First Case Performed at a Rural Teaching Hospital in India and Review of Literature” J Surg Tech Case Rep. 2012 Jan-Jun; 4(1): 27–31.doi: 10.4103/2006-8808.100350

10. Sartelli M, Catena F, Ansaloni L, Moore E, Malangoni M, Velmahos G, Coimbra R, Koike K, Leppaniemi A, Biffl W, Balogh Z, Bendinelli C, Gupta S, Kluger Y, Agresta F, Di Saverio S, Tugnoli G, Jovine E, Ordonez C, Gomes CA, Junior GA, Yuan KC, Bala M, Peev MP, Cui Y, Marwah S, Zachariah S, et al Complicated intra-abdominal infections in a worldwide context: an observational prospective study (CIAOW Study)initial report. World J Emerg Surg. 2013 Jan 3;8(1):1. doi: 10.1186/1749-7922-8-1.

11. Zachariah S K, Thomas P.A. Primary hyperparathyroidism: A report of two unusual cases. Indian Journal of Surgery, Vol. 72, No. 2 1 April 2010.

12. Zachariah SK. Narayanan P, Verghese M, Krisnankutty S Hemiagenesis of the right lobe and isthmus of the thyroid presenting as multinodular goitre. Research in Endocrinology, vol. 2014 (2014), article id 783791, doi: 10.5171/2014. 783791

13. Zachariah S K “Laparoscopic diagnosis of adult retroperitoneal cystic lymphangioma”- The Internet Journal of Surgery. 2009 Volume 23 Number 2.

14. Zachariah SK, Raja N. “Spontaneous Perforation of the Colon and Hypothyroidism: Report of a Case and Review of Literature” Gastroenterology Research, Vol. 3, No. 3, Jun 2010 doi:10.4021/gr2010.06.212w

15. Zachariah S K, Raja N. Incarcerated Gastro-thorax: a rare and delayed presentation of diaphragmatic injury due to multiple stab wounds. J Surg Case Rep. 2010 Aug; 2010(6): PMCID: PMC3649137 doi: 10.1093/jscr/2010.6.6

16. Zachariah S K. “Synchronous Perforation of the Ileum and Meckel’s Diverticulum Due to Tuberculosis” Gastroenterology Research, Vol. 3, No. 2, Apr 2010 DOI: 10.4021/gr2010.06.212w

17. Zachariah S K. “Reverse Transrectal Stapling In Difficult Reversal Of Hartmanns” Surg Tech Case Rep. 2010 Jul-Dec; 2(2): 70–72. doi: 10.4103/2006-8808.73618

18. Zachariah S K –“Adult Necrotising Enterocolitis and Non Occlusive Mesenteric Ischemia -A Case Series On These Unusual Gastrointestinal Emergencies”- J Emerg Trauma Shock. 2011 Jul-Sep; 4(3): 430–432. doi: 10.4103/0974-2700.83881

19. Zachariah SK, Sreejith, Raja N. Laparoscopic management of external haemorrhage from the umbilical varix in a patient with liver cirrhosis. J Minim Access Surg. 2012 Apr-Jun; 8(2): 54–56. doi: 10.4103/0972-9941.95536

20. Zachariah S K, Laparoscopic Diagnosis of Incarcerated ‘Spigelian Hernia’: Report of a Case and Review of Literature” Case Rep Surg. 2011: 491802. doi: 10.1155/2011/491802

21. Zachariah S K. “Laparoscopic Repair of a Large Duodenal Perforation Secondary to an Indwelling Nasogastric Tube in a Tracheotomized Adult,” Case Reports in Surgery, vol. 2013, Article ID 503151, 4 pages, 2013. doi:10.1155/2013/503151

22. Zachariah SK “Acute Intestinal Obstruction Complicating Pregnancy: Diagnosis And Surgical Management” BMJCR 2014; doi:10.1136/bcr-2013-203235

23. Zachariah SK Wilkie’s Syndrome: A Rare Cause of Intestinal Obstruction BMJCR 2014; doi:10.1136/bcr-2013-20305

24. Zachariah SK. “Incarcerated Sliding Colonic Maydl’s Hernia-Dealing With This Rare Emergency” –World Journal Of Colorectal Surgery 2008Vol. 1 : Iss. 1, Article 16. ISSN: 1941-8213

25. Chang PC, Huang CK, Zachariah SK , Goel R, Pattanshetti S, Hsin MC, Se AO, Hock A E K,.Lessons Learned from 108 Consecutive Laparoscopic Adjustable Gastric Banded Plications. OBES SURG (2012) 22:1315–1419 DOI 10.1007/s11695-012-0713-1

26. Hsin MC, Zachariah SK , Se AO, Kin Wat J Y, Chang PC, Huang CK .”The Safety, Feasibility and Results of one Staged LRYGB in 124 Consecutive Patients with BMI>50 kg/m2 in an Asian Centre of Excellence” OBES SURG (2012) 22:1315–1419

27. Huang CK, Chang PC, Hsin MC , Goel R, Pattanshetti S, Chhabra N, Zachariah SK , Se AO. “Novel Metabolic Surgery: LoopDuodeno-JejunalBypass Gastrectomy for The Treatment of Type 2 Diabetes Mellitus: Preliminary results: OBES SURG (2012) 22:1315–1419 DOI 10.1007/s11695- 012-0713-1

28. Zachariah Sk , Rajeve S . Obstructed Right Paraduonal Hernia (2018) Presenting as Abdominal Mass.International Surgery Journal 5(2), 746

29. Sartelli M, Abu-Zidan FM, Catena F [….], Zachariah SK, Zida M, Zilinskas J, Ansaloni L. 0 Global validation of the WSES Sepsis Severity Score for patients with complicated intra-abdominal infections; a prospective multicentre study (WISS Study) World J Emerg Surg. 2015 Dec 16;10:61. doi: 10.1186/s13017-015-0055

30. Massimo Sartelli, , Frederick A Moore, Luca Ansaloni, Salomone Di Saverio, Federico Coccolini, Ewen A Griffiths, Raul Coimbra, Ferdinando Agresta, Boris Sakakushev, Carlos A Ordoñez, Fikri M Abu-Zidan, Aleksandar Karamarkovic, Goran Augustin, David Costa Navarro, Jan Ulrych, Zaza Demetrashvili, Renato B Melo, Sanjay Marwah, Sanoop K Zachariah et al A proposal for a CT-driven classification of left colon acute diverticulitis. World Journal of Emergency Surgery201510:3 DOI: 10.1186/1749-7922- 10-3

31. Sartelli M1, Abu-Zidan FM2, Ansaloni L3, Bala M4, Beltrán MA5, Biffl WL6, Catena F7, Chiara O8, Coccolini F3, Coimbra R9, Demetrashvili Z10, Demetriades D11, Diaz JJ12, Di Saverio S13, Fraga GP14, Ghnnam W15, Griffiths EA16, Gupta S17, Hecker A18, Karamarkovic A19, Kong VY20, Kafka-Ritsch R21, Kluger Y22, Latifi R23, Leppaniemi A24, Lee JG25, McFarlane M26, Marwah S27, Moore FA28, Ordonez CA29, Pereira GA30, Plaudis H31, Shelat VG32, Ulrych J33, Zachariah SK, The role of the open abdomen procedure in managing severe abdominal sepsis: WSES position paper. World J Emerg Surg. 2015 Aug 12;10:35. doi: 10.1186/s13017-015-0032-7

32. Zachariah, S.K., Rajeeve, S. Joseph, R,. Perforated Morgagni hernia in an adult presenting as acute respiratory distress: diagnosis based on computed tomography scan. Sri Lanka Journal of Surgery. 34(3), pp.3–5. DOI: http://doi.org/10.4038/sljs.v34i3.8279(2016)

33. Zachariah, S.K., Rajeeve, S. & Kurup, S. The anterior recurrent laryngeal nerve: an uncommon topographical variation observed during thyroid surgery. Sri Lanka Journal of Surgery. 34(2), pp.34–35. DOI: http://doi.org/10.4038/sljs.v34i2.8270(2016)

34. Zachariah Sk Paul V, Mathewsk, Gopinathj, Rajeve S.(2017) Role of Hepatic Transaminases as predictors of Hepatic Injury in Adults with abdominal trauma. International (1)/18

35. (AGORA Study ) Massimo SartelliEmail Dieter G. Weber, Etienne Ruppé, [‘’’’’] Sanoop K. Zachariah, Jean-Ralph Zahar, Tanya L. Zakrison, Antonio Corcione, Rita M. Melotti, Claudio Viscoli and Perluigi Viale. Antimicrobials: a global alliance for optimising their rational use in intra-abdominal infections. World Journal of Emergency Surgery201611:33 https://doi.org/10.1186/s13017-016-0089-y

36. Massimo Sartelli, Alain Chichom-Mefire, Francesco […..] Sanoop K. Zachariah and Fausto Catena The management of intra-abdominal infections from a global perspective: 2017 WSES guidelines for management of intra-abdominal infection World Journal of Emergency Surgery201712:29 https://doi.org/10.1186/s13017-017-0141-6

37. Massimo Sartelli,1 Yoram Kluger,2 Luca Ansaloni,3 [‘’’’] Sanoop K Zachariah,227 Jean Ralph Zahar,228 Paulo Mergulhão,168 Fausto Catena.210A Global Declaration on Appropriate Use of Antimicrobial Agents across the Surgical Pathway” Global Alliance for Infections in Surgery Working Group. Surgical Infections. November 2017, 18(8): 846- 853. https://doi.org/10.1089/sur.2017.219

Global Alliance Position Paper during the WHO’s World Antibiotic Awareness Week 2017 collaboration with a. International Study Group on Intra-Abdominal Infections b. World Society Of Emergency Surgery c. Global Alliance For Infections In Surgery d. World Alliance Against Antibiotic Resistance

38. Sartelli M, Abu-Zidan FM, Ansaloni L, [ ‘] Zachariah SK, Zielinski MD, Garcia MP, Moore EE. The role of the open abdomen procedure in managing severe abdominal sepsis: WSES position paper. World J Emerg Surg. 2015 Aug 12;10:35. doi: 10.1186/s13017- 015-0032

39. Zachariah SK, Fenn M, Jacob K, Arthungal SA, Zachariah SA. Management of acute abdomen in pregnancy: current perspectives. Int J Womens Health 2019;11:119-134 https://doi.org/10.2147/IJWH.S151501

40. Massimo Sartelli , Dieter G. Weber , Yoram Kluger , Luca Ansaloni , Federico Coccolini , Fikri Abu- Zidan ,[ ]Tarasconi, Matti Tolonen, Jan Ulrych, Sanoop K. Zachariah and Fausto Catena 2020 Update Of The WSES Guidelines For The Management Of Acute Colonic Diverticulitis In The Emergency Setting

41. Zachariah SK, P AK, Jayadas R, Devi M. Obstructed Left Paraduodenal Hernia: A Rare Cause of Acute Abdomen in a COVID-19 Patient. Cureus. 2021 Jul 8;13(7):e16265. doi: 10.7759/cureus.16265. PMID: 34377603; PMCID: PMC8349224.

42. Sartelli, M., Labricciosa, F.M., Coccolini, F. [;;] Zachariah SK et al. It is time to define an organisational model for the prevention and management of infections along the surgical pathway: a worldwide cross-sectional survey. World J Emerg Surg 17, 17 (2022). https://doi.org/10.1186/s13017-022-00420-4

43. Cobianchi, L., Dal Mas, F., Agnoletti, V. [;;] Zachariah SK et al. Time for a paradigm shift in shared decision-making in trauma and emergency surgery? Results from an international survey. World J Emerg Surg 18, 14 (2023). https://doi.org/10.1186/s13017-022-00464-6

44. Mathew EJ, Kunnel SS, Devi M, Zachariah SK. Laparoscopic Excision of a Symptomatic Urachal Cyst (UC) in an Adult. Cureus. 2023 Jun 23;15(6):e40846. doi: 10.7759/cureus.40846. PMID: 37489200; PMCID: PMC10363289.

45. Cobianchi, L., Piccolo, D., Dal Mas, F. [;;] Zachariah SK et al. Surgeons’ perspectives on artificial intelligence to support clinical decision-making in trauma and emergency contexts: results from an international survey. World J Emerg Surg 18, 1 (2023). https://doi.org/10.1186/s13017-022-00467-3

NATIONAL JOURNALS

46. Zachariah S K, Thomas P.A. Primary hyperparathyroidism: A report of two unusual cases Indian Journal of Surgery, Vol. 72, No. 2 1 April 2010.

47. Zachariah Sk Paul V, Mathewsk, Gopinathj, Rajeve S.(2017) Role Of Hepatic Transaminases as predictors of Hepatic Injury in Adults with Abdominal Trauma” International Surgery Journal 5 (1)/18

48. Zachariah, S., Ajay, G., Mathews, K., & Thomas, J. (2017). Intramuscular ganglion of the gastrocnemius muscle-unusual presentation of a common tumour. International Surgery Journal, 5(1), 339-341. doi:http://dx.doi.org/10.18203/23492902.isj20175924

49. Zachariah Sk ,Rajeve S . OBSTRUCTED Right Paraduonal Hernia (2018) Presenting as Abdominal Mass.International Surgery Journal 5(2), 746

BOOK CHAPTERS

50. “Management of Primary Hyperparathyroidism: 'Past, Present and Future”, in the book - Thyroid and Parathyroid Diseases - New Insights into Some Old and Some New Issues, edited by Dr. Laura Sterian Ward.ISBN: 978-953-51-0221-2, InTech Publishers Croatia . DOI: 10.5772/29587.

51. Laparoscopic Entry – Current Perspectives of Safe Access Techniques in (RAMAS) Recent Advances in Minimal Access Surgery EDITION 1 : Indian Association Of Gastrointestinal Endo-Surgeons & Swagat Health & Educational Trust

• FMAS : Fellowship in Minimal Access Surgery - 2006
• FACRSI : Fellowship in Colon and Rectal Surgery - 2007
• FIAGES : Fellowship in Gastrointestinal Endosurgery - 2008
• Visiting fellowship in colorectal surgery The University of Southern California, Los-Angeles, USA - 2009
• Training in Single Incision Laparoscopy at the Cleveland Clinic, USA - 2009.
• Fellowship in Laparoscopy AZ-St Jan Hospital, EUROPE - November - 2011.
• Visiting Fellowship in Bariatric Surgery, TAIWAN -February - 2012
• Training in laparoscopic surgery at The European School of Laparoscopic Surgery, St. Pierre University, EUROPE - 2011.
• Training In Endoscopic Thyroidectomy- Vietnam 2016
• Laser Colorectal Surgery Training - 2022
• Venaseal Varicose Vein treatment Workshop - 2024
• Laser Varicose Vein Treatment Course - 2025

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