| ICI | Immune checkpoint inhibitor |
| CTLA-4 | Cytotoxic T-lymphocyte antigen 4 |
| LAG-3 | Lymphocyte activating gene 3 |
| PD-1 | Programmed cell death 1 |
| PD-L1 | Programmed cell death ligand 1 |
| GI | Gastro-intestinal |
| irAE | Immune-related adverse event |
| CTCAE | Common Terminology Criteria for Adverse Events |
| TNFα | Tumor necrosis factor alpha |
| IBD | Inflammatory bowel disease |
| CRP | C-reactive protein |
| 5-ASA | 5-aminosalicylic acid |
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