Observational Study
Copyright ©The Author(s) 2024.
World J Gastrointest Pharmacol Ther. Nov 5, 2024; 15(6): 99097
Published online Nov 5, 2024. doi: 10.4292/wjgpt.v15.i6.99097
Table 1 Classification systems for endoscopic and computed tomography grading of acute corrosive injuries
Modified Zargar endoscopic grading[1]
    Grade 0Normal
    Grade IOedema and hyperaemia of mucosa
    Grade IIASuperficial localised ulcerations, friability and blisters
    Grade IIBCircumferential and deep ulcerations
    Grade IIIAMultiple and deep ulcerations and small, scattered areas of necrosis
    Grade IIIBExtensive necrosis
    Grade IVPerforation
CT grading[2]
    Grade 1Normal appearance
    Grade 2Wall and soft tissue oedema, increased wall enhancement
    Grade 3Transmural necrosis with absent wall enhancement (with or without perforation)