SnapChole: An International, Time-Bound Prospective Platform Study of Management Strategies and Outcomes in Acute Calculous Cholecystitis.
ClinicalTrials.gov registration: NCT07568080.
Outputs
Peer-reviewed outputs presented as verification, not promotion.
CESOR outputs are listed with publication metadata so platform activity and methodologic work can be traced to inspectable scholarly records.
Protocols and registrations
Current public study records.
Methodologic outputs
Methods and research-priority work.
The snapshot audit methodology: design, implementation and analysis of prospective observational cohort studies in surgery.
Bass GA, Kaplan LJ, Ryan ÉJ, Cao Y, Lane-Fall M, Duffy CC, Vail EA, Mohseni S. Eur J Trauma Emerg Surg. 2023;49(1):5-15. doi: 10.1007/s00068-022-02045-3. PMID: 35840703; PMCID: PMC10606835.
European society for trauma and emergency surgery member-identified research priorities in emergency surgery: a roadmap for future clinical research opportunities.
Bass GA, Kaplan LJ, Gaarder C, Coimbra R, Klingensmith NJ, Kurihara H, Zago M, Cioffi SPB, Mohseni S, Sugrue M, Tolonen M, Valcarcel CR, Tilsed J, Hildebrand F, Marzi I. Eur J Trauma Emerg Surg. 2024;50(2):367-382. doi: 10.1007/s00068-023-02441-3. Epub 2024 Feb 27. Erratum in: Eur J Trauma Emerg Surg. 2024 Oct;50(5):2627-2628. doi: 10.1007/s00068-024-02600-0. PMID: 38411700; PMCID: PMC11035411.
SnapAppy
Platform-linked outputs.
Practice patterns and clinical outcomes in acute appendicitis differ in the elderly patient.
Cimino MM, Biloslavo A, Kurihara H, Bellio G, Porta M, Fattori S, Bass GA; ESTES SnapAppy Group. Eur J Trauma Emerg Surg. 2024;50(5):2155-2164. doi: 10.1007/s00068-024-02620-w. Epub 2024 Aug 10. PMID: 39126520; PMCID: PMC11599287.
Surgical management of acute appendicitis during the European COVID-19 second wave: safe and effective.
Forssten MP, Kaplan LJ, Tolonen M, Martinez-Casas I, Cao Y, Walsh TN, Bass GA, Mohseni S; ESTES SnapAppy Group. Eur J Trauma Emerg Surg. 2023;49(1):57-67. doi: 10.1007/s00068-022-02149-w. Epub 2023 Jan 19. PMID: 36658305; PMCID: PMC9851576.
Clinical practice selectively follows acute appendicitis guidelines.
Bass GA, Mohseni S, Ryan ÉJ, Forssten MP, Tolonen M, Cao Y, Kaplan LJ; ESTES SnapAppy Group. Eur J Trauma Emerg Surg. 2023;49(1):45-56. doi: 10.1007/s00068-022-02208-2. Epub 2023 Jan 31. PMID: 36719428; PMCID: PMC9888346.
Graded operative autonomy in emergency appendectomy mirrors case-complexity: surgical training insights from the SnapAppy prospective observational study.
Young N, Ahl Hulme R, Forssten MP, Kaplan LJ, Walsh TN, Cao Y, Mohseni S, Bass GA; ESTES SnapAppy Group. Eur J Trauma Emerg Surg. 2023;49(1):33-44. doi: 10.1007/s00068-022-02142-3. Epub 2023 Jan 16. PMID: 36646862.
Techniques for mesoappendix transection and appendix resection: insights from the ESTES SnapAppy study.
Bass GA, Kaplan LJ, Forssten MP, Walsh TN, Cao Y, Mohseni S; ESTES SnapAppy Group. Eur J Trauma Emerg Surg. 2023;49(1):17-32. doi: 10.1007/s00068-022-02191-8. Epub 2023 Jan 24. PMID: 36693948; PMCID: PMC9925585.
SnapSBO
Platform-linked outputs.
Small bowel obstruction outcomes according to compliance with the World Society of Emergency Surgery Bologna guidelines.
Kaplan LJ, Martinez-Casas I, Mohseni S, Cimino M, Kurihara H, Lee MJ, Bass GA; SnapSBO Collaborators. Br J Surg. 2025;112(4):znaf080. doi: 10.1093/bjs/znaf080. PMID: 40246692; PMCID: PMC12005947.
Management and outcome variability in hernia-related small bowel obstruction: insights from the SnapSBO study.
Cimino MM, Bass GA, Kurihara H, Bellio G, Porta M, Cayre L, Mohseni S, Lee MJ, Kaplan LJ, Martinez-Casas I; ESTES SnapSBO Group. BJS Open. 2025;9(6):zraf127. doi: 10.1093/bjsopen/zraf127. PMID: 41277270; PMCID: PMC12641118.
Preoperative factors influence technique selection in surgical management of small bowel obstruction: findings from the SnapSBO multinational prospective observational study.
Martinez-Casas I, Kaplan LJ, Garcia Sánchez CJ, Pareja Ciuró F, Cimino M, Kurihara H, Lee MJ, Mohseni S, Bass GA; SnapSBO Collaborators. Surg Endosc. 2025;39(12):8184-8196. doi: 10.1007/s00464-025-12226-x. Epub 2025 Sep 17. PMID: 40962921.
Initial Adhesive Small Bowel Obstruction Management Pathway Drives Infectious Complication Occurrence.
McLaughlin C, Kaplan LJ, Martinez-Casas I, Mohseni S, Cimino M, Kurihara H, Lee MJ, Bass GA. Surg Infect (Larchmt). 2026;27(1):59-67. doi: 10.1177/10962964251380382. Epub 2026 Feb 17. PMID: 40960934.
Impact of surgery and complications on GI recovery after SBO: Insights from the SnapSBO cohort.
Lee MJ, Kaplan LJ, Mohseni S, Cimino M, Kurihara H, Martinez-Casas I, Bass GA; SnapSBO Collaborators. Colorectal Dis. 2026;28(3):e70411. doi: 10.1111/codi.70411. Erratum in: Colorectal Dis. 2026 Mar;28(3):e70430. doi: 10.1111/codi.70430. PMID: 41772385; PMCID: PMC12953193.
Dogma, data, and decision-making: a history of treatment for small-bowel obstruction.
Bass GA, McLaughlin CJ, Kaplan LJ, Lee MJ. World J Emerg Surg. 2026;21(1):7. doi: 10.1186/s13017-025-00670-y. PMID: 41530749; PMCID: PMC12888600.