In contrast to studies in western countries, this work showed that ulcers were the main cause of OGIB in the small intestine 41 % -53 % in Asian countries and are followed by vascular lesions 23 % -24 % 11.
Esos trabajos mostraron que las úlceras de intestino delgado eran la principal causa de SDO 41%-53% por encima de las lesiones vasculares 23%-24%, a diferencia de lo encontrado en países occidentales.