Description of Research Expertise
Prospective multi-center observational cohort studies, randomized control trials and retrospective surgical outcomes observational studies in Emergency General Surgery, Surgical Critical Care and Trauma Surgery. Leveraging this surgical outcomes research, as it intersects with mixed-methods implementation science to better inform data-driven clinician decision support and patient outcomes.
Selected Publications
Valcarcel CR, Bieler D, Bass GA, Gaarder C, Hildebrand F; ESTES Polytrauma Consensus Group.: ESTES recommendations for the treatment of polytrauma-a European consensus based on the German S3 guidelines for the treatment of patients with severe/multiple injuries Eur J Trauma Emerg Surg 51 : 171,2025.
Kaplan LJ, Martinez-Casas I, Mohseni S, Cimino M, Kurihara H, Lee MJ, Bass GA; SnapSBO Collaborators.: Small bowel obstruction outcomes according to compliance with the World Society of Emergency Surgery Bologna guidelines Br J Surg 112 : znaf080,2025.
Duffy CC, Kaplan LJ, Daly Guris RJ, Wahrman A, Baker PA, O'Sullivan E, Bass GA.: The Evolution of Emergency Front of Neck Access: A Historical Review A A Pract 19 : e01946,2025.
Kemp Bohan PM, Tomita B, Duffy CC, Wallace SA, Leonard JM, Kaplan LJ, Bass GA.: Intra-operative consultation: The benefits and optimization of asking for second surgical opinions Surgeon : 2025.
Spota A, Cioffi SPB, Altomare M, Kurihara H, Al-Sukhni E, Kaplan LJ, Bass GA.: Surgeon attitudes toward risk stratification in emergency surgery for the elderly: an ESTES cross-sectional survey Eur J Trauma Emerg Surg 51 : 46,2025.
Itkin M, Horak J, Pascual JL, Chang CWJ, Lile D, Tomita B, Bass GA, Kovach SJ 3rd, Kaplan LJ.: Disorders of Lymphatic Architecture and Flow in Critical Illness Crit Care Med 53 : e665-e682,2025.
Dianne Haddad, Gary A Bass: Decision-Making in Critical Care Rescue for Re-operative Surgery Surgical Decision-Making: Evidence and Beyond 1 (1): 69-80,2025.
Abdulkhaleq Mamalchi S, Matar M, Bass GA.: Peri-operative strategy in resuscitation of unstable injured surgical patients: a primer Postgrad Med J 101 : 93-99,2024.
Haddad DN, Meredyth N, Hatchimonji J, Merulla E, Matta A, Saucier J, Sharoky CE, Bass GA, Pascual JL, Martin ND.: Racial disparities in end-of-life suffering within surgical intensive care units Trauma Surg Acute Care Open 9 : e001367,2024.
European Society of Coloproctology (ESCP) Circular Stapled Anastomosis Working Group and 2017 European Society of Coloproctology (ESCP) Collaborating Group.: Anastomotic leak after manual circular stapled left-sided bowel surgery: analysis of technology-, disease-, and patient-related factors BJS Open 8 : zrae089,2024.
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Academic Contact Information
Division of Traumatology, Emergency Surgery & Surgical Critical Care
Penn Presbyterian Medical Center
Medical Office Building Suite 120, 51 N. 39th Street
Philadelphia,
PA
19104
Phone: 215-662-8819
Patient appointments: 800-789-7366