Turkish Journal of Gastroenterology, cilt.37, sa.5, ss.534-554, 2026 (SCI-Expanded, Scopus, TRDizin)
Pancreatic exocrine insufficiency (PEI) is characterized by inadequate synthesis, secretion, and/or activation of exocrine pancreatic secretions. This guideline has been developed to assist clinicians and researchers in understanding the definition, etiopathogenesis, epidemiology, diagnosis, treatment, and follow-up of PEI based on the current literature. All statements within this review were developed through consensus among the authors based on a comprehensive literature review.