Mr Osama Moussa

Mr Osama Moussa is a Consultant Surgeon at West Hertfordshire Hospitals NHS Trust, specialising in advanced laparoscopic, robotic, and benign upper gastrointestinal surgery. A pioneer in minimally invasive techniques, he established and currently leads the Robotic Upper GI Practice at West Herts, where he focuses on delivering superior patient outcomes through surgical innovation.

With one of the highest clinical volumes in the UK for technically demanding procedures, Mr Moussa single-handedly developed the Multidisciplinary Anti-Reflux Service. He provides comprehensive, expert care for complex hiatal hernias and severe reflux. His clinical background includes prestigious appointments at London’s leading institutions, including Imperial College, The Royal Marsden, and UCLH.

1. Osama Moussa, Ricky Harminder Bhogal, George Malietzis, et al., Effect of perioperative FLOT versus ECF/ECX on short-term outcomes after surgery for resectable oesophagogastric adenocarcinoma: propensity score-matched study, BJS Open, Volume 6, Issue 1, February 2022, zrac003, https://doi.org/10.1093/bjsopen/zrac003.

2. Arhi CS, Dudley R, Moussa O, Ardissino M, Scholtz S, Purkayastha S. The Complex Association Between Bariatric Surgery and Depression: a National Nested-Control Study. Obes Surg. 2021 Feb 3. doi: 10.1007/s11695-020-05201-z. Epub ahead of print. PMID: 33537948.

3. Moussa O, Ardissino M, Muttoni S, Faraj A, Tang A, Khan O, Collins P, Jaffer U, Purkayastha S. Long-term incidence and outcomes of obesity-related peripheral vascular disease after bariatric surgery. Langenbecks Arch Surg. 2021 Jan 12. doi: 10.1007/s00423-020-02066-9. PMID: 33433660.

4. Erridge S, Moussa O, McIntyre C, Hariri A, Tolley N, Kotecha B, Purkayastha S. Obstructive Sleep Apnea in Obese Patients: a UK Population Analysis. Obes Surg. 2021 Jan 9. doi: 10.1007/s11695-020-05196-7. PMID: 33423181.

5. Ardissino M, Watson F, Amin R, Collins P, Moussa O, Purkayastha S. Atherosclerotic Disease Burden After Bariatric Surgery in Patients with Obesity and Type 2 Diabetes. J Diabetes. 2020 Dec 29. doi: 10.1111/1753-0407.13151. PMID: 33377309.

6. Moussa O, Zakeri R, Arhi C, O’Kane M, Snowdon-Carr V, Menon V, Mahawar K, Purkayastha S; PanSurg collaborative (COVESITY). Impact of COVID-19 on Obesity Management Services in the United Kingdom (The COMS-UK study). Obes Surg. 2020 Oct 13:1�5. doi: 10.1007/s11695-020-05005-1. PMID: 33048286; PMCID: PMC7552587.

7. Moussa O, Ardissino M, Heaton T, Tang A, Khan O, Ziprin P, Darzi A, Collins P, Purkayastha S. Effect of bariatric surgery long-term cardiovascular outcomes: a nationwide nested cohort study. Eur Heart J. 2020 Mar 19. doi: 10.1093/eurheartj/ehaa069.

8. Moussa O, Ardissino M, Eichhorn C, Reddy RK, Khan O, Ziprin P, Darzi A, Collins P, Purkayastha S. Atrial fibrillation and obesity: Long-term incidence and outcomes after bariatric surgery. Eur J Prev Cardiol. 2020 Feb 11:2047487320904515. doi: 10.1177/2047487320904515.

9. Moussa O, Ardissino M, Tang A, Lazzari L, Millar O, Ziprin P, Darzi A, Khan O, Collins P, Purkayastha S. Long-term Impact of Bariatric Surgery on Venous Thromboembolic Risk: A Matched Cohort Study. Ann Surg. 2019 Dec 17. doi: 10.1097/SLA.0000000000003750.

10.1097/SLA.0000000000003750.