0203 312 6130

Mr Sanjay Purkayastha

BSc MBBS MD FRCS

Laparoscopic, General and Bariatric Surgeon

Private Medical Care:

General & gastroenterological surgery
Bariatric / weight loss surgery
Emergency abdominal conditions / surgery

0203 312 6130
info@lgsc.co.uk

Call  Appointment
Mr Sanjay Purkayastha

Publications and Research

A. Published work in Journals

  1. Purkayastha S, Athanasiou T, Casula R, Darzi A. Robotic surgery: a review. Hosp Med 2004;65(3):153-9.

  2. Paraskevas PA, Purkayastha S, Darzi A. Laparoscopy for malignancy: current status. Semin Laparosc Surg 2004;11(1):27-36.

  3. James DR, Purkayastha S, Athanasiou T, Shafiq O, Paraskevas P, Darzi A. Anatomy: the future teaching of undergraduates. Hosp Med 2004;65(11):681-5.

  4. Purkayastha S, Aziz O, Athanasiou T, Paraskevas P, Darzi A. Does laparoscopic surgery offer adequate clearance for rectal cancer? – a discussion. Int J Surg 2004; 2(2)

  5. Atkinson HD, Nicol SG, Purkayastha S, Paterson-Brown S. Surgical management of inguinal hernia: retrospective cohort study in south eastern Scotland, 1985-2001. BMJ. 2004 Dec 4;329(7478):1315-6.

  6. Stetchman M, Safranek P, Purkayastha S. Unusual presentation of intussusception in an adult. Int J Surg 2004; 2(2)

  7. Choong A, Purkayastha S. An appendiceal faecolith in a 24 year old man. Int J Surg 2004; 2(2)

  8. Athanasiou T, Aziz O, Mangoush O, Weerasinghe A, Al-Ruzzeh S, Purkayastha S, Pepper J, Amrani M, Glenville B, Casula R. Do off-pump techniques reduce the incidence of ostoperative atrial fibrillation in elderly patients undergoing coronary artery bypass grafting? Ann Thorac Surg 2004;77(5):1567-74.

  9. Athanasiou T, Aziz O, Al-Ruzzeh S, Philippidis P, Jones C, Purkayastha S, Casula R, Glenville B. Are wound healing disturbances and length of hospital stay reduced with minimally invasive vein harvest? A meta-analysis. Eur J Cardiothorac Surg 2004;26(5):1015-26

  10. Al-Homoud S, Purkayastha S, Aziz O, Smith JJ, Thompson MD, Darzi AW, Stamatakis J, Tekkis PP. Evaluating operative risk in colorectal cancer surgery: ASA and POSSUM-based predictive models. Surg Oncol 2004;13(2-3):83-92.

  11. Purkayastha S, Darzi A. The demise of the treatment centre without reform. Health Serv J. 2005; 115(5946):32.

  12. Purkayastha S, James DR. Selected internet viewings: Coloproctology. Ann R Coll Surg Engl 2005; 87: 219–20

  13. Purkayastha S, James DRC. Review of the Virtual Procedures Clinic. A review of CD-ROM software. Int J Surg 2005; 3, 101-102

  14. Purkayastha S, Tekkis P, Athanasiou T, Aziz O, Paraskevas P , Ziprin P, Darzi A. A Comparison of Open vs. Laparoscopic Abdominal Rectopexy for Full-Thickness Rectal Prolapse: A Meta-Analysis. Dis Colon Rectum 2005 Oct;48(10):1930-40.

  15. Purkayastha S, Tekkis PP, Athanasiou T, Aziz O, Negus R, Gedroyc W, Darzi A. Magnetic Resonance Colonography – a New Imaging Modality for Diagnosing Colorectal Cancer: a Meta-analysis. Clin Radiol. 2005 Sep;60(9):980-9.

  16. Jones CM, Athanasiou T, Nair S, Aziz O, Purkayastha S, Konstantinos V, Paraskeva P, Casula R, Glenville B, Darzi A. Do technical parameters affect the diagnostic accuracy of virtual bronchoscopy in patients with suspected airways stenosis? Eur J Radiol. 2005 Sep;55(3):445-51

  17. Purkayastha S, James DR. Review of the Interactive Spine. A review of interactive CD-ROM software for the International Journal of Surgery (2005) 3, 163-165.

  18. Purkayastha S, Athanasiou T, Tekkis PP, Darzi A. Inguinal Hernia. BMJ Clin Evid. Clin Evid. 2005 Jun;(13):535-552005 & June;(13):115-20 (Concise): www.clinicalevidence.com/ceweb/conditions/dsd/0412/0412.jsp

  19. Jones CM, Athanasiou T, Tekkis PP, Malinovski V, Purkayastha S, Haq A, Kotsakis J, Darzi A. Does Doppler echography have a diagnostic role in patency assessment of internal thoracic artery grafts? Eur J Cardiothorac Surg. 2005 Nov;28(5):692-700.

  20. Aziz O, Athanasiou T, Panesar SS, Massey-Patel R, Warren O, Kinross J, Purkayastha S, Casula R, Glenville B, Darzi A. Does Minimally Invasive Vein Harvesting Technique Affect the Quality of the Conduit for Coronary Revascularization? Ann Thorac Surg. 2005 Dec;80(6):2407-2414.

  21. Aziz O, Athanasiou T, Tekkis PP, Purkayastha S, Haddow J, Malinovski V, Paraskevas P, Darzi A. Laparoscopic Versus Open Appendicectomy in Children: A Meta-analysis. Ann Surg. 2006 Jan; 243(1):17-27.

  22. Will O*, Purkayastha S*, Chan C, Athanasiou T, Darzi AW, Gedroyc W, Tekkis PP. Diagnostic Precision of Nanoparticle Enhanced Magnetic Resonance Imaging for Lymph Node Metastases: a meta-analysis. Lancet Oncol. 2006 Jan;7(1):52-60. *Joint first authorship.

  23. Tekkis PP, Purkayastha S, Lanitis S, Athanasiou T, Heriot AG, Orchard TR, Nicholls RJ, Darzi AW. A comparison of segmental versus subtotal/total colectomy for colonic Crohn’s disease: a meta-analysis. Colorectal Dis. 2006 Mar;8(2):82-90.

  24. Athanasiou T, Ashrafian H, Krasopoulos G, Purkayastha S, Malinowski V, AlRuzzeh S, Glenville B, De La Stanbridge R, Casula R. Clamp-less arterial coronary artery bypass grafting with the use of magnetic coupling devices. J Card Surg. 2006 Jan-Feb;21(1):69-74.

  25. Aziz O, Constantinides V, Tekkis PP, Athanasiou T, Purkayastha S, Paraskevas P, Darzi A, Heriot AG. Laparoscopic versus Open Surgery for Rectal Cancer - A Meta-analysis. Ann Surg Oncol. 2006 Mar; 13(3):413-24. Epub 2006 Feb 1.

  26. Purkayastha S, Constantinides VA, Tekkis PP, Athanasiou T, Aziz O, Tilney H, Darzi AW, Heriot AG. Laparoscopic vs. Open Surgery for Diverticular Disease: A Meta-Analysis of Nonrandomized Studies. Dis Colon Rectum. 2006 Apr;49(4):446-63.

  27. Purkayastha S, Athanasiou T, Malinovski V, Tekkis P, Foale R, Casula R, Glenville B, Darzi A.. Does clopidogrel affect outcome after coronary artery bypass grafting? A meta-analysis. Heart. 2006 Apr;92(4):531-2.

  28. Purkayastha S, Bhangoo P, Athanasiou T, Casula R, Glenville B, Darzi AW, Henry JA. Treatment of poisoning induced cardiac impairment using cardiopulmonary bypass: a review. Emerg Med J. 2006 Apr;23(4):246-50.

  29. Tilney HS, Lovegrove RE, Purkayastha S, Heriot AG, Darzi AW, Tekkis PP. Laparoscopic versus Open Subtotal Colectomy for benign and malignant disease: a meta-analysis. Colorectal Dis. 2006 Jun;8(5):441-50.

  30. Purkayastha S. Hamstring v patellar tendon autografts: a patient's and clinician's perspective. BMJ. 2006 May 13;332(7550):1153

  31. Constantinides VA, Tekkis PP, Athanasiou T, Aziz O, Purkayastha S, Remzi FH, Fazio VW, Aydin N, Darzi A, Senapati A.. Primary Resection With Anastomosis vs. Hartmann's Procedure in Nonelective Surgery for Acute Colonic Diverticulitis: A Systematic Review. Dis Colon Rectum. 2006 May 22

  32. Jones CM, Athanasiou T, Dunne N, Kirby J, Attaran S, ChowA, Purkayastha S, Darzi AW. Multi-slice computed tomography in coronary artery disease. Eur J Cardiothorac Surg. 2006 Sep;30(3):443-50. Epub: 2006 Jul 20

  33. Purkayastha S, Darzi A.. Colorectal cancer and rectal bleeding in primary care: Urban or rural myth? BMJ. 2006 Jul 22;333(7560):201-2.

  34. O’Flynn E, Purkayastha S, Athanasiou T, Casula RP. Repair of a Giant Left Ventricular Pseudoaneurysm in a Jehovah’s Witness. Asian Cardiovasc Thorac Ann 2006 14: 328-330

  35. Tilney HS, Lovegrove RE, Heriot AG, Purkayastha S, Constantinides V, Nicholls RJ, Tekkis PP. Comparison of short-term outcomes of laparoscopic vs open approaches to ileal pouch surgery. Int J Colorectal Dis. 2006 Aug 10; [Epub ahead of print]

  36. Purkayastha S, Chow A, Athanasiou T, Cambaroudis A, Panesar S, Kinross J, Tekkis P, Darzi A. Does Serum Procalcitonin Have a Role in Evaluating the Severity of Acute Pancreatitis? A Question Revisited. World J Surg. 2006 Sep;30(9):1713-21.

  37. Purkayastha S, Purkayastha S, Paraskeva P. Acute Appendicitis - Weighing up risks and benefits of investigations and treatments. BMJ. 2006 Sep 23;333(7569):652-3

  38. )Sains PS, Tilney HS, Purkayastha S, Darzi AW, Athanasiou T, Tekkis PP, Heriot AG. Outcomes following laparoscopic versus open repair of incisional hernia. World J Surg. 2006 Oct 4; [Epub ahead of print]

  39. Tilney HS, Lovegrove RE, Purkayastha S, Sains PS, Weston-Petrides GK, Darzi AW, Tekkis PP, Heriot AG. Comparison of colonic stenting and open surgery for malignant large bowel obstruction. Surg Endosc. 2006 Dec 9; [Epub ahead of print]

  40. Jones CM, Athanasiou T, Dunne N, Kirby J, Aziz O, Haq A, Rao C, Constantinides V, Purkayastha S, Darzi A.. Multi-detector computed tomography in coronary artery bypass graft assessment: a meta-analysis. Ann Thorac Surg. 2007 Jan;83(1):341-8.

  41. Martin S*, Purkayastha S*, Massey-Patel S, Paraskevas P, Tekkis PP, Kneebone R, Darzi A. The Surgical Care Practitioner: a Feasible Alternative. Results of a Prospective 4 Year Audit at St. Mary’s Hospital Trust, London. The Annals of the Royal College of Surgeons of England 2007, 23; 89;1 30-36. * Joint first authors.

  42. Purkayastha S, Paraskevas P, Darzi A.. Make surgeons more active in teaching anatomy at all levels. BMJ. 2007 Jan 20;334(7585):110.

  43. Purkayastha S, Athanasiou T, Tekkis PP, Constantinides V, Teare J, Darzi AW. Magnetic resonance colonography vs. computed tomography colonography for the diagnosis of colorectal cancer: an indirect comparison. Colorectal Dis. 2007 Feb;9(2):100-11.

  44. Warren O, Alexiou C, Massey R, Leff D, Purkayastha S, Kinross J, Darzi A, Athanasiou T. The effects of various leukocyte filtration strategies in cardiac surgery. Eur J Cardiothorac Surg. 2007 Jan 18; [Epub ahead of print]

  45. Mangoush O, Purkayastha S, Haj-Yahia S, Kinross J, Hayward M, Bartolozzi F, Darzi A, Athanasiou T. Heparin-bonded circuits versus nonheparin-bonded circuits: an evaluation of their effect on clinical outcomes. Eur J Cardiothorac Surg. 2007 Feb 14; [Epub ahead of print]

  46. von Roon AC, Karamountzos L, Purkayastha S, Reese GE, Darzi AW, Teare JP, Paraskeva P, Tekkis PP. Diagnostic Precision of Fecal Calprotectin for Inflammatory Bowel Disease and Colorectal Malignancy. Am J Gastroenterol. 2007 Feb 22; [Epub ahead of print]

  47. Mayer EK, Purkayastha S, Athanasiou T, Darzi AW. Redefining quality of care. J R Soc Med. 2007 Mar;100(3):122-4.

  48. Purkayastha S, Alkhamesi NA, Darzi AW. Intraperitoneal local anesthesia during laparoscopic cholecystectomy: the role of meta-analytical subgroups and delivery of the local anesthetic. Anesth Analg. 2007 Apr;104(4):994.

  49. Purkayastha S, Tekkis PP, Athanasiou T, Tilney HS, Darzi AW, Heriot AG. Diagnostic precision of magnetic resonance imaging for preoperative prediction of the circumferential margin involvement in patients with rectal cancer. Colorectal Dis. 2007 Jun;9(5):402-11.

  50. Purkayastha S, Tilney HS, Georgiou P, Athanasiou T, Tekkis PP, Darzi AW. Laparoscopic cholecystectomy versus mini-laparotomy cholecystectomy: a metaanalysis of randomised control trials. Surg Endosc. 2007 Aug;21(8):1294-300. Epub 2007 May 22.

  51. Brenton H; Hernandez J; Bello F; Strutton P; Purkayastha S; Firth T; Darzi A. (Aug 2007). Using multimedia and Web3D to enhance anatomy teaching. COMPUT EDUC. 49:32-53.

  52. Simillis C, Purkayastha S, Yamamoto T, Strong SA, Darzi AW, Tekkis PP. A Meta-Analysis Comparing Conventional End-to-End Anastomosis vs. Other Anastomotic Configurations After Resection in Crohn's Disease. Dis Colon Rectum. 2007 Oct;50(10):1674-87.

  53. Reese GE, Purkayastha S, Tilney HS, von Roon A, Yamamoto T, Tekkis PP. Strictureplasty vs. resection in small bowel Crohn's disease: an evaluation of short-term outcomes and recurrence. Colorectal Dis. 2007 Oct;9(8):686-94.

  54. Tilney HS, Heriot AG, Purkayastha S, Antoniou A, Aylin P, Darzi AW, Tekkis PP.A National Perspective on the Decline of Abdominoperineal Resection for Rectal Cancer.Ann Surg. 2008 Jan;247(1):77-84.

  55. Leff DR, Aggarwal R, Rana M, Nakhjavani B, Purkayastha S, Khullar V, Darzi AW. Laparoscopic skills suffer on the first shift of sequential night shifts: programme directors beware and residents prepare. Ann Surg. 2008 Mar;247(3):530-9.

  56. Zacharakis E, Hettige R, Purkayastha S, Aggarwal R, Athanasiou T, Darzi A, Ziprin P. Laparoscopic parastomal hernia repair: a description of the technique and initial results. Surg Innov. 2008 Jun;15(2):85-9.

  57. Tilney HS, Purkayastha S, Constantinides VA, Morris R, Darzi AW, Tekkis PP. Meta-analysis: the use of adhesion prevention membranes in abdominal surgery. Aliment Pharmacol Ther. 2008 May 22.

  58. Thomas GP, Purkayastha S, Athanasiou T, Darzi A. General surgical manifestations of Marfan's syndrome. Br J Hosp Med (Lond). 2008 May;69(5):270-4. Review.

  59. Zacharakis E, Purkayastha S, Teare J, Yang GZ, Darzi A. Natural orifices translumenal endoscopic surgery (NOTES)--who should perform it? Surgery. 2008 Jul;144(1):1-2. Epub 2008 May 9.

  60. Leong JJ, Kinross J, Taylor D, Purkayastha S. Surgeons have held conferences in Second Life. BMJ. 2008 Jul 8;337:a683. doi: 10.1136/bmj.a683.

  61. Purkayastha S, Tekkis PP, Athanasiou T, Darzi A, Heriot AG. The Authors Reply. Dis Colon Rectum. 2008 Aug 1. [Epub ahead of print]

  62. Purkayastha S, Tilney HS, Darzi AW, Tekkis PP. Meta-analysis of randomized studies evaluating chewing gum to enhance postoperative recovery following colectomy. Arch Surg. 2008 Aug;143(8):788-93.

  63. Mayer EK, Purkayastha S, Athanasiou T, Darzi A, Vale JA. Assessing the quality of the volume-outcome relationship in uro-oncology. BJU Int. 2008 Oct 16. [Epub ahead of print]

  64. Tilney HS, Purkayastha S, Darzi AW, Tekkis PP. APER Rate Has Multiple Limitations as an Indicator of Quality in Rectal Cancer Surgery. Ann Surg. 2008 Dec;248(6):1105-6.

  65. Chow A, Tilney HS, Paraskeva P, Jeyarajah S, Zacharakis E, Purkayastha S. The morbidity surrounding reversal of defunctioning ileostomies: a systematic review of 48 studies including 6,107 cases. Int J Colorectal Disease 2, 2009.

  66. Jeyarajah S, Chow A Lloyd J, Zacharakis E, Purkayastha S, Tekkis P. Follow-up in patients with disseminated peritoneal leiomyomatosis: a report of an unusual, high-risk case. BMJ Case Reports 2009 [doi:10.1136/bcr.08.2008.0802]

  67. Smith TB, Stonell C, Purkayastha S, Paraskevas P. Cardiopulmonary exercise testing as a risk assessment method in non cardio-pulmonary surgery: a systematic review.. Anaesthesia. 2009 Aug;64(8):883-93.

  68. Chow A, Purkayastha S, Aziz O, Paraskeva P. Single-incision laparoscopic surgery for cholecystectomy: an evolving technique. Surg Endosc. 2009 Aug 18. [Epub ahead of print]

  69. Chow A, Purkayastha S, Paraskeva P. Appendicectomy and Cholecystectomy Using Single-Incision Laparoscopic Surgery (SILS): The First UK Experience. Surg Innov. 2009 Aug 31. [Epub ahead of print]

  70. Deeba S, Purkayastha S, Paraskevas P, Athanasiou T, Darzi A, Zacharakis E. Laparoscopic approach to incarcerated and strangulated inguinal hernias. JSLS. 2009 Jul-Sep;13(3):327-31.

  71. Deeba S, Purkayastha S, Jeyarajah S, Darzi A. Surgical removal of a tea spoon from the ascending colon, ten years after ingestion: a case report. Cases J. 2009 Sep 9;2:7532.

  72. Jarral OA, Purkayastha S, Darzi A, Zacharakis E. Gastrointestinal: Enterolithinduced perforation on a background of jejunal diverticulum. J Gastroenterol Hepatol. 2010 Feb;25(2):429.

  73. Chow A, Aziz O, Purkayastha S, Darzi A, Paraskeva P. Single incision laparoscopic surgery for acute appendicitis: feasibility in pediatric patients. Diagn Ther Endosc. 2010;2010:294958. Epub 2010 Feb 4.

  74. Lewis TM, Zacharakis E, Hoare J, Purkayastha S, Hanna GB. Gastrointestinal Images: Complete Tubular Duplication of the Oesophagus in an Adult. J Gastrointest Surg. 2010 Feb 23. [Epub ahead of print]

  75. Cheung M, Lee H, Purkayastha S, Goldin R, Ziprin P. Ileo-caecal recurrence of Merkel cell carcinoma of the skin: a case report. J Med Case Reports. 2010 Feb 8;4(1):43.

  76. Chow A, Purkayastha S, Nehme J, Darzi LA, Paraskeva P. Single incision laparoscopic surgery for appendicectomy: a retrospective comparative analysis. Surg Endosc. 2010 Mar 25. [Epub ahead of print]

  77. Di Marco A, Purkayastha S, Paraskeva P, Zacharakis E. Intussuscepted mucocoele of the appendix secondary to mucinous cystadenoma. ANZ Journal of Surgery, 2010 April: 80(4):294-294

  78. Peach G, Kim C, Zacharakis E, Purkayastha S, Ziprin P. Prognostic significance of circulating tumour cells following surgical resection of colorectal cancers: a systematic review. Br J Cancer. 2010 Apr 27;102(9):1327-34. Epub 2010 Apr 13.

  79. Nicolay C, Purkayastha S, Darzi A. Minimally invasive surgery for colorectal cancer. Expert Rev Anticancer Ther. 2010 Apr;10(4):469-71.

  80. Chow A, Marshall H, Zacharakis E, Paraskeva P, Purkayastha S. Use of tissue glue for surgical incision closure: a systematic review and meta-analysis of randomized controlled trials. J Am Coll Surg. 2010 Jul;211(1):114-25. Epub 2010 May 26.

  81. Gogalniceanu P, Sheena Y, Kashef E, Purkayastha S, Darzi A, Paraskeva P. Is Basic Emergency Ultrasound Training Feasible as Part of Standard Undergraduate Medical Education? J Surg Educ. 2010 May - June;67(3):152- 156.

  82. Dighe S, Purkayastha S, Swift I, Tekkis PP, Darzi A, A'hern R, Brown G. Diagnostic precision of CT in local staging of colon cancers: a meta-analysis. Clin Radiol. 2010 Sep;65(9):708-719.

  83. Gogalniceanu P, Purkayastha S, Spalding D, Zacharakis E. Chyle leak following laparoscopic cholecystectomy: a rare complication. Ann R Coll Surg Engl. 2010 Aug 9. [Epub ahead of print]

  84. Dighe S, Purkayastha S, Swift I, Tekkis PP, Darzi A, A'Hern R, Brown G. Diagnostic precision of CT in local staging of colon cancers: a meta-analysis. Clin Radiol. 2010 Sep;65(9):708-19.

  85. Gogalniceanu P, Purkayastha S, Spalding D, Zacharakis E. Chyle leak following laparoscopic cholecystectomy: a rare complication. Ann R Coll Surg Engl. 2010 Aug 9.

  86. Clark J; Sodergren MH; Purkayastha S; Mayer EK; James D; Athanasiou T; Yang GZ; Darzi A. (12 Nov 2010). The role of robotic assisted laparoscopy for oesophagogastric oncological resection; an appraisal of the literature. Dis Esophagus Dis Esophagus. 24:240-250

  87. Chow A; Purkayastha S; Aziz O; Pefanis D; Paraskeva P. (Dec 2010). Singleincision laparoscopic surgery for cholecystectomy: a retrospective comparison with 4-port laparoscopic cholecystectomy. Arch Surg. 145:1187-1191.

  88. McGregor CG, Sodergren MH, Aslanyan A, Wright VJ, Purkayastha S, Darzi A, Paraskeva P. Evaluating Systemic Stress Response in Single Port vs. Multi-Port Laparoscopic Cholecystectomy. J Gastrointest Surg. 2011 Feb 10. [Epub ahead of print]

  89. Chow AG, Purkayastha S, Zacharakis E, Paraskeva P. Single-incision laparoscopic surgery for right hemicolectomy. Arch Surg. 2011 Feb;146(2):183-6.

  90. Jarral OA, Purkayastha S, Athanasiou T, Zacharakis E. Should thoracoscopic three-stage esophagectomy be performed in the prone or left lateral decubitus position? Interact Cardiovasc Thorac Surg. 2011 Jul;13(1):60-5. Epub 2011 Mar 25.

  91. Gogalniceanu P, Jarral OA, Purkayastha S, Aggarwal R, Zacharakis E. Chest wall metastasis from oesophageal adenocarcinoma: a rare presentation. Updates Surg. 2011 Sep;63(3):223-6. Epub 2011 Mar 26.

  92. Skouras C; Purkayastha S; Jiao L; Tekkis P; Darzi A; Zacharakis E. (Apr 2011). Laparoscopic management of spigelian hernias. Surg Laparosc Endosc Percutan Tech. 21:76-81.

  93. Rana M; Aziz O; Purkayastha S; Lloyd J; Wolfe J; Ziprin P. (2011). Colonoscopic perforation leading to a diagnosis of Ehlers Danlos syndrome type IV: a case report and review of the literature. J Med Case Reports. 5:229

  94. Jeyarajah S; Chow A; Lloyd J; Zacharakis E; Purkayastha S; Tekkis P. (2009). Follow-up in patients with disseminated peritoneal leiomyomatosis: a report of an unusual, high-risk case. BMJ Case Rep. 2009

  95. Symons NR; Purkayastha S; Dillemans B; Athanasiou T; Hanna GB; Darzi A; Zacharakis E. (Sep 2011). Laparoscopic revision of failed antireflux surgery: a systematic review. Am J Surg. 202:336-343.

  96. di Marco AN; Purkayastha S; Zacharakis E. (22 Jul 2011). Intussusception of the small bowel secondary to an enterolith from a jejunal diverticulum. Updates Surg. 2011 Jul 22. [Epub ahead of print]

  97. Deeba S; Purkayastha S; Darzi A; Zacharakis E. (Oct 2011). Obturator hernias: A review of the laparoscopic approach. J Minim Access Surg. 7:201-204

  98. Sodergren MH, Clark J, Purkayastha S, Noonan D, Farthing A, Mason P, Teare J, Darzi A. UK First Transvaginal Hybrid Natural Orifice Translumenal Endoscopic Surgery Cholecystectomy. Journal of Laparoendoscopic and Advanced Surgical Techniques, Part B: Videoscopy. October 2011, Vol. 21, No. 5

  99. Nicolay CR; Purkayastha S; Greenhalgh A; Benn J; Chaturvedi S; Phillips N; Darzi A. Systematic review of the application of quality improvement methodologies from the manufacturing industry to surgical healthcare. Br J Surg. Br J Surg. 2011 Nov 18. doi: 10.1002/bjs.7803. [Epub ahead of print]

  100. Chow A, Purkayastha S, Dosanjh D, Sarvanandan R, Ahmed I, Paraskeva P. Patient Reported Outcomes and Their Importance in the Development of Novel Surgical Techniques. Surg Innov. 2011 Dec 19. [Epub ahead of print]

  101. Shepherd AE, Gogalniceanu P, Kashef E, Purkayastha S, Zacharakis E, Paraskeva PA. Surgeon-performed ultrasound-a call for consensus and standardization. J Surg Educ. 2012 Jan;69(1):132-3. Epub 2011 Nov 3.

  102. Thoracoscopic esophagectomy in the prone position. Jarral OA, Purkayastha S, Athanasiou T, Darzi A, Hanna GB, Zacharakis E. Surg Endosc. 2012 Mar 7. [Epub ahead of print]

  103. The Use of Multimedia Consent Programs for Surgical Procedures: A Systematic Review. Nehme J, El-Khani U, Chow A, Hakky S, Ahmed AR, Purkayastha S. Surg Innov. 2012 May 14. [Epub ahead of print]

  104. The feasibility, safety and outcomes of laparoscopic re-operation for achalasia. James DR, Purkayastha S, Aziz O, Amygdalos I, Darzi AW, Hanna GB, Zacharakis E. Minim Invasive Ther Allied Technol. 2012 May;21(3):161-7.

  105. Proctalgia fugax. Jeyarajah S, Purkayastha S. CMAJ. 2012 Nov 26

  106. A Randomised Comparative Study Evaluating Learning Curves of Novices in a Basic Single-Incision Laparoscopic Surgery Task. Sodergren M, McGregor C, Farne HA, Cao J, Lv Z, Purkayastha S, Athanasiou T, Darzi A, Paraskeva P. J Gastrointest Surg. 2012 Dec 7. [Epub ahead of print]

  107. A Comparison of Skill Acquisition and Transfer in Single Incision and Multi-port Laparoscopic Surgery. Kwasnicki RM, Aggarwal R, Lewis TM, Purkayastha S, Darzi A, Paraskeva PA. J Surg Educ. 2013 Mar;70(2):172-9. doi: 10.1016/j.jsurg.2012.10.001. Epub 2012 Nov 3.

  108. A growing problem: implications of obesity on the provision of trauma care. Twaij A, Sodergren MH, Pucher PH, Batrick N, Purkayastha S. Obes Surg. 2013 Dec;23(12):2113-20.

  109. The effect of bariatric surgery on echocardiographic indices: a review of the literature. Grapsa J, Tan TC, Paschou SA, Kalogeropoulos AS, Shimony A, Kaier T, Demir OM, Mikhail S, Hakky S, Purkayastha S, Ahmed AR, Cousins J, Nihoyannopoulos P. Eur J Clin Invest. 2013 Nov;43(11):1224-30.

  110. Enhanced Recovery After Bariatric Surgery (ERABS): Clinical Outcomes from a Tertiary Referral Bariatric Centre. Awad S, Carter S, Purkayastha S, Hakky S, Moorthy K, Cousins J, Ahmed AR. Obes Surg. 2013 Dec 20.

  111. Pain, well-being, body image and cosmesis: A comparison of single-port and four-port laparoscopic cholecystectomy. Sodergren MH, Aslanyan A, McGregor CG, Purkayastha S, Malhotra S, Darzi A, Paraskeva P. Minim Invasive Ther Allied Technol. 2014 Jan 30.

  112. Surgical Smartphone Applications Across Different Platforms: Their Evolution, Uses, and Users. Kulendran M, Lim M, Laws G, Chow A, Nehme J, Darzi A, Purkayastha S. Surg Innov. 2014 Apr 7;21(4):427-440.

  113. Ventricular remodelling post-bariatric surgery: is the type of surgery relevant? A prospective study with 3D speckle tracking. Kaier TE, Morgan D, Grapsa J, Demir OM, Paschou SA, Sundar S, Hakky S, Purkayastha S, Connolly S, Fox KF, Ahmed A, Cousins J, Nihoyannopoulos P. Eur Heart J Cardiovasc Imaging. 2014 Jun 25. pii: jeu116.PMID: 24966185

  114. A pilot randomised controlled trial evaluating postoperative packing of the perianal abscess. Perera AP, Howell AM, Sodergren MH, Farne H, Darzi A, Purkayastha S, Paraskeva P. Langenbecks Arch Surg. 2014 Jul 23. PMID: 25053508

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B. Published work in text books

  1. Purkayastha S, Tekkis PP. Colorectal Cancer Follow-Up. In: Phillips RK, Clarke S, editors. Frontiers in Colorectal Surgery. 2 ed. London: TFM Publishing; 2005. p. 1 - 10.

  2. Purkayastha S, Paraskevas PA, Darzi A. The Operation. In: Henry MM, Thompson JN, editors. Clinical Surgery. 2nd edition London: Saunders; 2004.

  3. Purkayastha S, Firth AJ, Darzi A. Autonomic Surgical Anatomy. Chapter for “Autonomic Failure” edited by Professor CJ Mathias & Professor R Bannister. Oxford University Press. (in press)

  4. Darzi A, Purkayastha S. Principles of Laparoscopic & Robotic Surgery. Chapter for Bailey & Love’s Short Practice of Surgery, 24th Edition, edited by Russell, Williams, & Bulstrode. (in press)

  5. Patel A, Purkayastha S. Preoperative Assessment. In: Minor Surgical Procedures for Nurses and Allied Healthcare Professionals. Wiley Series in Nursing. Editor: Martin S.

  6. Patel A, Purkayastha S. Documentation. In: Minor Surgical Procedures for Nurses and Allied Healthcare Professionals. Wiley Series in Nursing. Editor: Martin S.

  7. Thomas G, Purkayastha S. Basic Anatomy and Techniques of Excising Skin Lesions. In: Minor Surgical Procedures for Nurses and Allied Healthcare Professionals. Wiley Series in Nursing. Editor: Martin S.

  8. Purkayastha S. Surgical Consideration in the Pregnant Woman. In: Hospital Surgery: Foundations in Surgical Practice. Cambridge Press. Editors: Aziz O, Purkayastha S, Paraskeva P.

  9. Purkayastha S, Shlebak A. Haematological Considerations: Thrombosis in Surgery. In: Hospital Surgery: Foundations in Surgical Practice. Cambridge Press. Editors: Aziz O, Purkayastha S, Paraskeva P.

  10. Purkayastha S, Shlebak A. Haematological Considerations: Bleeding. In: Hospital Surgery: Foundations in Surgical Practice. Cambridge Press. Editors: Aziz O, Purkayastha S, Paraskeva P.

  11. Purkayastha S, Shlebak A. Haematological Considerations: Haemorrhage (Massive Bleeding Protocol). In: Hospital Surgery: Foundations in Surgical Practice. Cambridge Press. Editors: Aziz O, Purkayastha S, Paraskeva P.

  12. Purkayastha S, Shlebak A. Haematological Considerations: Bloods Products and Transfusion. In: Hospital Surgery: Foundations in Surgical Practice. Cambridge Press. Editors: Aziz O, Purkayastha S, Paraskeva P.

  13. Purkayastha S. Antibiotic Prescribing in Surgery. In: Hospital Surgery: Foundations in Surgical Practice. Cambridge Press. Editors: Aziz O, Purkayastha S, Paraskeva P.

  14. Purkayastha S, Paraskeva P. Hernias. In: Hospital Surgery: Foundations in Surgical Practice. Cambridge Press. Editors: Aziz O, Purkayastha S, Paraskeva P.

  15. Purkayastha S, Hanna GB. Peptic Ulcer Disease. In: Hospital Surgery: Foundations in Surgical Practice. Cambridge Press. Editors: Aziz O, Purkayastha S, Paraskeva P.

  16. Alyan, Z, Purkayastha S. Diagnostic Peritoneal Lavage. In: Hospital Surgery: Foundations in Surgical Practice. Cambridge Press. Editors: Aziz O, Purkayastha S, Paraskeva P.

  17. Purkayastha S. Eponyms in Surgery. In: Hospital Surgery: Foundations in Surgical Practice. Cambridge Press. Editors: Aziz O, Purkayastha S, Paraskeva P.

  18. Jeyarajah S; Purkayastha S. Internet Research Resources for Surgeons. In Key Topics in Surgical Research and Methodology. 629-636. Darzi A (ed); Athanasiou T (ed). Springer (30 Sep 2009).

  19. Purkayastha S. Presentation Skills in Surgery. In Key Topics in Surgical Research and Methodology. 625-628. Darzi A (ed); Athanasiou T (ed). Springer (30 Sep 2009).

  20. Purkayastha S. How to Write a Surgical Paper. In Key Topics in Surgical Research and Methodology. 569-579. Darzi A (ed); Athanasiou T (ed). Springer (30 Sep 2009).

  21. Chow A; Purkayastha S; Athanasiou T. How to Evaluate the Quality of the Published Literature. In Key Topics in Surgical Research and Methodology. 557- 568. Darzi A (ed); Athanasiou T (ed). Springer (30 Sep 2009).

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C. Published multi-media work

  1. Darzi A, Lennard S, Rosin RD, Purkayastha S, Hamouda A. Interactive Thorax and Abdomen. Interactive multi-media CD (Primal Pictures) ISBN 1-904369-26-X

D. Published electronic responses.

  1. Purkayastha S. Rapid response letter to article “Systematic review of the relative efficacy of non-steroidal anti-inflammatory drugs and opioids in the treatment of acute renal colic.” Holdgate A, Pollock T. BMJ 2004; 328: 1401-0. Letter entitled “Is there a place for smooth muscle relaxants in the treatment of renal colic?” eBMJ 2004, 14.06.04

  2. Purkayastha S. Rapid response letter to article “No hands” Hasan S. BMJ 2004;329:374. Letter entitled “Surgical Reputation” eBMJ 2004, 19.06.04

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