Bariatric Surgery And Other Research Published
By Mr Purkayastha And His Team

1.

The First Modified Delphi Consensus Statement for Resuming Bariatric and Metabolic Surgery in the COVID-19 Times.

Pouwels S, Omar I, Aggarwal S, Aminian A, Angrisani L, Balibrea JM, Bhandari M, Biter LU, Blackstone RP, Carbajo MA, Copaescu CA, Dargent J, Elfawal MH, Fobi MA, Greve JW, Hazebroek EJ, Herrera MF, Himpens JM, Hussain FA, Kassir R, Kerrigan D, Khaitan M, Kow L, Kristinsson J, Kurian M, Lutfi RE, Moore RL, Noel P, Ozmen MM, Ponce J, Prager G, Purkayastha S, Rafols JP, Ramos AC, Ribeiro RJS, Sakran N, Salminen P, Shabbir A, Shikora SA, Singhal R, Small PK, Taylor CJ, Torres AJ, Vaz C, Yashkov Y, Mahawar K.

Obes Surg. 2020 Aug 1:1-6. doi: 10.1007/s11695-020-04883-9. Online ahead of print.

PMID: 32740826 Free PMC article.

2.

Protecting healthcare workers during the COVID-19 pandemic with new technologies: acceptability, feasibility and impact of the HoloLens2 mixed reality headset across multiple clinical settings.

Martin G, Koizia L, Kooner A, Cafferkey J, Ross C, Purkayastha S, Sivananthan A, Tanna A, Pratt P, Kinross J.

J Med Internet Res. 2020 Jul 27. doi: 10.2196/21486. Online ahead of print.

PMID: 32730222

3.

Defining a Healthy Organisation in Primary Care: A Qualitative Interview Study.

Williams SP, Panigyraki A, Purkayastha S, Chaturvedi S, Benn J, Darzi A.

Hosp Top. 2020 Apr-Jun;98(2):68-79. doi: 10.1080/00185868.2020.1778590. Epub 2020 Jun 22.

PMID: 32568622

4.

Electrocautery, Diathermy, and Surgical Energy Devices: Are Surgical Teams at Risk During the COVID-19 Pandemic?

Zakka K, Erridge S, Chidambaram S, Kynoch M, Kinross J, Purkayastha S; PanSurg collaborative group.

Ann Surg. 2020 Jun 9. doi: 10.1097/SLA.0000000000004112. Online ahead of print.

PMID: 32541232

5.

Changing the Paradigm of Surgical Research During a Pandemic.

Markar SR, Martin G, Penna M, Yalamanchili S, Beatty JW, Clarke J, Erridge S, Sounderajah V, Denning M, Scott A, Purkayastha S, Kinross J; PanSurg Collaborative group.

Ann Surg. 2020 May 1:10.1097/SLA.0000000000004000. doi: 10.1097/SLA.0000000000004000. Online ahead of print.

PMID: 32404664 Free PMC article. No abstract available.

6.

eLogbook in surgical training: Time to embrace video? An invited commentary on "Use of the eLogbook in surgical training in the United Kingdom: A nationwide survey and consensus recommendations from the Association of Surgeons in Trainingˮ.

Erridge S, Purkayastha S.

Int J Surg. 2020 May;77:114-115. doi: 10.1016/j.ijsu.2020.03.042. Epub 2020 Mar 28.

PMID: 32234346 No abstract available.

7.

Proglucagon peptide secretion profiles in type 2 diabetes before and after bariatric surgery: 1-year prospective study.

Alexiadou K, Cuenco J, Howard J, Wewer Albrechtsen NJ, Ilesanmi I, Kamocka A, Tharakan G, Behary P, Bech PR, Ahmed AR, Purkayastha S, Wheller R, Fleuret M, Holst JJ, Bloom SR, Khoo B, Tan TM.

BMJ Open Diabetes Res Care. 2020 Mar;8(1):e001076. doi: 10.1136/bmjdrc-2019-001076.

PMID: 32209584 Free PMC article.

8.

Effect of bariatric surgery on long-term cardiovascular outcomes: a nationwide nested cohort study.

Moussa O, Ardissino M, Heaton T, Tang A, Khan O, Ziprin P, Darzi A, Collins P, Purkayastha S.

Eur Heart J. 2020 Jul 21;41(28):2660-2667. doi: 10.1093/eurheartj/ehaa069.

PMID: 32188981

9.

Atrial fibrillation and obesity: Long-term incidence and outcomes after bariatric surgery.

Moussa O, Ardissino M, Eichhorn C, Reddy RK, Khan O, Ziprin P, Darzi A, Collins P, Purkayastha S.

Eur J Prev Cardiol. 2020 Feb 11:2047487320904515. doi: 10.1177/2047487320904515. Online ahead of print.

PMID: 32046529 No abstract available.

10.

Long-term Impact of Bariatric Surgery on Venous Thromboembolic Risk: A Matched Cohort Study.

Moussa O, Ardissino M, Tang A, Lazzari L, Millar O, Ziprin P, Darzi A, Khan O, Collins P, Purkayastha S.

Ann Surg. 2019 Dec 17. doi: 10.1097/SLA.0000000000003750. Online ahead of print.

PMID: 31855876

11.

Initial Experience With a New Robotic Surgical System for Cholecystectomy.

Aggarwal R, Winter Beatty J, Kinross J, von Roon A, Darzi A, Purkayastha S.

Surg Innov. 2020 Apr;27(2):136-142. doi: 10.1177/1553350619890736. Epub 2019 Nov 27.

PMID: 31771424

12.

Candy cane revision after Roux-en-Y gastric bypass.

Kamocka A, McGlone ER, Pérez-Pevida B, Moorthy K, Hakky S, Tsironis C, Chahal H, Miras AD, Tan T, Purkayastha S, Ahmed AR.

Surg Endosc. 2020 May;34(5):2076-2081. doi: 10.1007/s00464-019-06988-4. Epub 2019 Aug 8.

PMID: 31392513 Free PMC article.

13.

Metabolic Changes and Diabetes Microvascular Complications 5 Years After Obesity Surgery.

Miras AD, Ravindra S, Humphreys A, Lascaratos G, Quartey KNK, Ahmed AR, Cousins J, Moorthy K, Purkayastha S, Hakky S, Tan T, Chahal HS.

Obes Surg. 2019 Dec;29(12):3907-3911. doi: 10.1007/s11695-019-04095-w.

PMID: 31372874

14.

Combined GLP-1, Oxyntomodulin, and Peptide YY Improves Body Weight and Glycemia in Obesity and Prediabetes/Type 2 Diabetes: A Randomized, Single-Blinded, Placebo-Controlled Study.

Behary P, Tharakan G, Alexiadou K, Johnson N, Wewer Albrechtsen NJ, Kenkre J, Cuenco J, Hope D, Anyiam O, Choudhury S, Alessimii H, Poddar A, Minnion J, Doyle C, Frost G, Le Roux C, Purkayastha S, Moorthy K, Dhillo W, Holst JJ, Ahmed AR, Prevost AT, Bloom SR, Tan TM.

Diabetes Care. 2019 Aug;42(8):1446-1453. doi: 10.2337/dc19-0449. Epub 2019 Jun 8.

PMID: 31177183 Clinical Trial.

15.

Mortality of the Severely Obese: A Population Study.

Moussa OM, Erridge S, Chidambaram S, Ziprin P, Darzi A, Purkayastha S.

Ann Surg. 2019 Jun;269(6):1087-1091. doi: 10.1097/SLA.0000000000002730.

PMID: 31082906

16.

Optimum timing of emergency cholecystectomy for acute cholecystitis in England: population-based cohort study.

Wiggins T, Markar SR, MacKenzie H, Faiz O, Mukherjee D, Khoo DE, Purkayastha S, Beckingham I, Hanna GB.

Surg Endosc. 2019 Aug;33(8):2495-2502. doi: 10.1007/s00464-018-6537-x. Epub 2019 Apr 4.

PMID: 30949811 Free PMC article.

17.

Effect of body mass index on depression in a UK cohort of 363 037 obese patients: A longitudinal analysis of transition.

Moussa OM, Ardissino M, Kulatilake P, Faraj A, Muttoni E, Darzi A, Ziprin P, Scholtz S, Purkayastha S.

Clin Obes. 2019 Jun;9(3):e12305. doi: 10.1111/cob.12305. Epub 2019 Mar 5.

PMID: 30838776

18.

Idiopathic intracranial hypertension in the British population with obesity.

Ardissino M, Moussa O, Tang A, Muttoni E, Ziprin P, Purkayastha S.

Acta Neurochir (Wien). 2019 Feb;161(2):239-246. doi: 10.1007/s00701-018-3772-9. Epub 2018 Dec 18.

PMID: 30564882 Free PMC article.

19.

A Randomized Controlled Trial of Skills Transfer: From Touch Surgery to Laparoscopic Cholecystectomy.

Chidambaram S, Erridge S, Leff D, Purkayastha S.

J Surg Res. 2019 Feb;234:217-223. doi: 10.1016/j.jss.2018.09.042. Epub 2018 Oct 11.

PMID: 30527477 Clinical Trial.

20.

Telementoring of Surgeons: A Systematic Review.

Erridge S, Yeung DKT, Patel HRH, Purkayastha S.

Surg Innov. 2019 Feb;26(1):95-111. doi: 10.1177/1553350618813250. Epub 2018 Nov 22.

PMID: 30465477

21.

Taste Changes after Bariatric Surgery: a Systematic Review.

Ahmed K, Penney N, Darzi A, Purkayastha S.

Obes Surg. 2018 Oct;28(10):3321-3332. doi: 10.1007/s11695-018-3420-8.

PMID: 30062466 Free PMC article.

22.

Treatment of Obesity in Young People-a Systematic Review and Meta-analysis.

Selvendran SS, Penney NC, Aggarwal N, Darzi AW, Purkayastha S.

Obes Surg. 2018 Aug;28(8):2537-2549. doi: 10.1007/s11695-018-3285-x.

PMID: 29796922

23.

Fate of the metabolically healthy obese-is this term a misnomer? A study from the Clinical Practice Research Datalink.

Moussa O, Arhi C, Ziprin P, Darzi A, Khan O, Purkayastha S.

Int J Obes (Lond). 2019 May;43(5):1093-1101. doi: 10.1038/s41366-018-0096-z. Epub 2018 May 17.

PMID: 29777229

24.

Risk of GERD-Related Disorders in Obese Patients on PPI Therapy: a Population Analysis.

Erridge S, Moussa OM, Ziprin P, Darzi A, Purkayastha S.

Obes Surg. 2018 Sep;28(9):2796-2803. doi: 10.1007/s11695-018-3246-4.

PMID: 29717405 Free PMC article.

25.

Variation in Exhaled Acetone and Other Ketones in Patients Undergoing Bariatric Surgery: a Prospective Cross-sectional Study.

Boshier PR, Fehervari M, Markar SR, Purkayastha S, Spanel P, Smith D, Hanna GB.

Obes Surg. 2018 Aug;28(8):2439-2446. doi: 10.1007/s11695-018-3180-5.

PMID: 29516396

26.

Interventions to improve employee health and well-being within health care organizations: A systematic review.

Williams SP, Malik HT, Nicolay CR, Chaturvedi S, Darzi A, Purkayastha S.

J Healthc Risk Manag. 2018 Apr;37(4):25-51. doi: 10.1002/jhrm.21284. Epub 2017 Nov 8.

PMID: 29116658 Review.

27.

Perioperative Practices Concerning One Anastomosis (Mini) Gastric Bypass: A Survey of 210 Surgeons.

Mahawar KK, Kular KS, Parmar C, Van den Bossche M, Graham Y, Carr WRJ, Madhok B, Magee C, Purkayastha S, Small PK.

Obes Surg. 2018 Jan;28(1):204-211. doi: 10.1007/s11695-017-2831-2.

PMID: 28735375

28.

Impulsivity predicts weight loss after obesity surgery.

Kulendran M, Borovoi L, Purkayastha S, Darzi A, Vlaev I.

Surg Obes Relat Dis. 2017 Jun;13(6):1033-1040. doi: 10.1016/j.soard.2016.12.031. Epub 2017 Jan 4.

PMID: 28258827

29.

Reversal to normal anatomy after failed gastric bypass: systematic review of indications, techniques, and outcomes.

Pucher PH, Lord AC, Sodergren MH, Ahmed AR, Darzi A, Purkayastha S.

Surg Obes Relat Dis. 2016 Aug;12(7):1351-1356. doi: 10.1016/j.soard.2016.01.030. Epub 2016 Feb 1.

PMID: 27256861 Review.

30.

Limitations of the DiaRem Score in Predicting Remission of Diabetes Following Roux-En-Y Gastric Bypass (RYGB) in an ethnically Diverse Population from a Single Institution in the UK.

Tharakan G, Scott R, Szepietowski O, Miras AD, Blakemore AI, Purkayastha S, Ahmed A, Chahal H, Tan T.

Obes Surg. 2017 Mar;27(3):782-786. doi: 10.1007/s11695-016-2368-9.

PMID: 27613192 Free PMC article.

31.

Orthostatic intolerance and autonomic dysfunction following bariatric surgery: A retrospective study and review of the literature.

Ponnusamy V, Owens AP, Purkayastha S, Iodice V, Mathias CJ.

Auton Neurosci. 2016 Jul;198:1-7. doi: 10.1016/j.autneu.2016.05.003. Epub 2016 May 31.

PMID: 27292926 Review.

32.

Quantified-Self for Obesity: Physical Activity Behaviour Sensing to Improve Health Outcomes.

Taylor D, Murphy J, Ahmad M, Purkayastha S, Scholtz S, Ramezani R, Vlaev I, Blakemore AI, Darzi A.

Stud Health Technol Inform. 2016;220:414-6.

PMID: 27046615 Clinical Trial.

33.

Natural Orifice Translumenal Endoscopic Surgery: Review of Its Applications in Bariatric Procedures.

Erridge S, Sodergren MH, Darzi A, Purkayastha S.

Obes Surg. 2016 Feb;26(2):422-8. doi: 10.1007/s11695-015-1978-y.

PMID: 26620212 Free PMC article. Review.

34.

Change in Sexual Dysfunction Following Bariatric Surgery.

Wingfield LR, Kulendran M, Laws G, Chahal H, Scholtz S, Purkayastha S.

Obes Surg. 2016 Feb;26(2):387-94. doi: 10.1007/s11695-015-1937-7.

PMID: 26487651 Review.

35.

Patient-related risk factors for urinary retention following ambulatory general surgery: a systematic review and meta-analysis.

Mason SE, Scott AJ, Mayer E, Purkayastha S.

Am J Surg. 2016 Jun;211(6):1126-34. doi: 10.1016/j.amjsurg.2015.04.021. Epub 2015 Jul 17.

PMID: 26257154 Review.

36.

Cognitive Task Analysis: Bringing Olympic Athlete Style Training to Surgical Education.

Wingfield LR, Kulendran M, Chow A, Nehme J, Purkayastha S.

Surg Innov. 2015 Aug;22(4):406-17. doi: 10.1177/1553350614556364. Epub 2014 Nov 12.

PMID: 25392150 Review.

37.

The impact of obesity surgery on musculoskeletal disease.

El-Khani U, Ahmed A, Hakky S, Nehme J, Cousins J, Chahal H, Purkayastha S.

Obes Surg. 2014 Dec;24(12):2175-92. doi: 10.1007/s11695-014-1451-3.

PMID: 25308113 Review.

38.

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 Nov;15(11):1256-62. doi: 10.1093/ehjci/jeu116. Epub 2014 Jun 25.

PMID: 24966185

39.

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 Aug;21(4):427-40. doi: 10.1177/1553350614525670. Epub 2014 Apr 7.

PMID: 24711263 Review.

40.

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 Aug;23(4):223-9. doi: 10.3109/13645706.2014.886594. Epub 2014 Jan 30.

PMID: 24479897 Clinical Trial.

41.

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. 2014 May;24(5):753-8. doi: 10.1007/s11695-013-1151-4.

PMID: 24357126 Free PMC article.

42.

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. doi: 10.1111/eci.12162.

PMID: 24117129 Review.

43.

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. doi: 10.1007/s11695-013-1093-x.

PMID: 24096925 Review.

44.

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-Apr;70(2):172-9. doi: 10.1016/j.jsurg.2012.10.001. Epub 2012 Nov 3.

PMID: 23427960 Clinical Trial.

45.

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. 2013 Mar;17(3):569-75. doi: 10.1007/s11605-012-2113-1. Epub 2012 Dec 7.

PMID: 23225160 Clinical Trial.

46.

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. doi: 10.3109/13645706.2011.588798.

PMID: 22621381

47.

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. 2013 Feb;20(1):13-23. doi: 10.1177/1553350612446352. Epub 2012 May 14.

PMID: 22589017 Review.

48.

Laparoscopic revision of failed antireflux surgery: a systematic review.

Symons NR, Purkayastha S, Dillemans B, Athanasiou T, Hanna GB, Darzi A, Zacharakis E.

Am J Surg. 2011 Sep;202(3):336-43. doi: 10.1016/j.amjsurg.2011.03.006. Epub 2011 Jul 23.

PMID: 21788005 Review.

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