| AI | Artificial Intelligence |
| AR | Androgen Receptor |
| ASCO | American Society of Clinical Oncology |
| AUC | Area Under the Curve |
| BAP1 | BRCA1-Associated Protein 1 |
| B7-H3 | B7 Homolog 3 |
| CAP | College of American Pathologists |
| CK | Cytokeratin |
| CPS | Combined Positive Score |
| CNN | Convolutional Neural Network |
| ctDNA | Circulating Tumour DNA |
| DAB | 3,3′-Diaminobenzidine |
| DFS | Disease-Free Survival |
| dMMR | Deficient Mismatch Repair |
| ER/PR | Estrogen Receptor/Progesterone Receptor |
| FFPE | Formalin-Fixed Paraffin-Embedded |
| GU | Genitourinary |
| HER2 | Human Epidermal Growth Factor Receptor 2 |
| H&E | Hematoxylin and Eosin |
| H-score | Histologic/Histochemical Score |
| ICC | Intraclass Correlation Coefficient |
| ICI | Immune Checkpoint Inhibitor |
| IHC | Immunohistochemistry |
| ISH | In Situ Hybridisation |
| Ki-67 | Nuclear proliferation biomarker |
| LAG-3 | Lymphocyte Activation Gene 3 |
| MIL | Multiple Instance Learning |
| ML | Machine Learning |
| MLH1, PMS2, MSH2, MSH6 | (Mismatch repair proteins) |
| MMR | Mismatch Repair |
| MIBC | Muscle-Invasive Bladder Cancer |
| MSI | Microsatellite Instability |
| NAC | Neoadjuvant Chemotherapy |
| NETs | Neuroendocrine Tumours |
| NSCLC | Non–Small Cell Lung Cancer |
| PD-1 | Programmed Death Receptor 1 |
| PD-L1 | Programmed Death-Ligand 1 |
| PI3K | Phosphatidylinositol 3-Kinase |
| pMMR | Proficient Mismatch Repair |
| PSMA | Prostate-Specific Membrane Antigen |
| PTEN | Phosphatase and Tensin Homolog |
| RCC | Renal Cell Carcinoma |
| TIM-3 | T-cell immunoglobulin and mucin-domain containing-3 |
| TPS | Tumour Proportion Score |
| Trop-2 | Trophoblast cell-surface antigen 2 |
| UPKII | Uroplakin II |
| UTUC | Upper Tract Urothelial Carcinoma |
| VISTA | V-domain Immunoglobulin Suppressor of T-cell Activation |
| WSI | Whole-Slide Imaging |