Validity of the Glasgow prognostic score and modified systemic inflammation score in predicting complicated cholecystitis Posted on December 8, 2020December 10, 2020 by admin RESEARCH ARTICLE Hippokratia 2019, 24(1): 15-20 Karakaş DO, Yeşiltaş M Okmeydanı Training and Research Hospital, Department of General Surgery, İstanbul, Turkey