| CiRT | Checkpoint Inhibitor Response Test |
| CLIA | Clinical Laboratory Improvement Amendments |
| CPT PLA | Current Procedural Terminology Proprietary Laboratory Analyses Code |
| CR | Complete Response |
| CTLA-4 | Cytotoxic T-Lymphocyte Antigen 4 |
| ECOG | Eastern Cooperative Oncology Group |
| GCP | Good Clinical Practice |
| HEOR | Health Economic Outcomes Research |
| HPD | Hyperprogressive Disease |
| HPRR | High Probability of Response Result (CiRT classification) |
| ICI | Immune Checkpoint Inhibitor |
| IrAE | Immune-related Adverse Event |
| IRB | Institutional Review Board |
| LPRR | Low Probability of Response Result (CiRT classification) |
| MSI/MMR | Microsatellite Instability/Mismatch Repair |
| OS | Overall Survival |
| ORR | Objective Response Rate |
| PD | Progressive Disease |
| PD-1 | Programmed Cell Death Protein 1 |
| PD-L1 | Programmed Death-Ligand 1 |
| PFS | Progression-Free Survival |
| PR | Partial Response |
| RECIST | Response Evaluation Criteria in Solid Tumors |
| SD | Stable Disease |
| SDoH | Social Determinants of Health |
| TKI | Tyrosine Kinase Inhibitor |
| TMB | Tumor Mutational Burden |
| uHCC | Unresectable Hepatocellular Carcinoma (Advanced Liver Cancer) |