| ADC | Antibody-Drug Conjugate |
| AE | Adverse Event |
| ASCL1 | Achaete-Scute Family BHLH Transcription Factor 1 |
| BCL-2 | B-cell lymphoma 2 |
| BiTE | Bispecific T-cell Engager |
| B7-H3 | B7 Homolog 3/CD276 |
| cCRT | Concurrent Chemoradiotherapy |
| CI | Confidence Interval |
| CNS | Central Nervous System |
| CRPC | Castration-Resistant Prostate Cancer |
| CRS | Cytokine-Release Syndrome |
| CRT | Chemoradiotherapy |
| CT | Computed Tomography |
| CTFI | Chemotherapy-Free Interval |
| CTLA-4 | Cytotoxic T-Lymphocyte Antigen 4 |
| CTX | Chemotherapy |
| DLCO | Diffusing Capacity of the Lung for Carbon Monoxide |
| DLL3 | Delta-like protein 3 |
| DLT | Dose-Limiting Toxicity |
| DCR | Disease Control Rate |
| DOR | Duration Of Response |
| ED-SCLC | Extensive-Disease small cell lung cancer |
| EMA | National Comprehensive Cancer Network |
| ESMO | European Society For Medical Oncology |
| EZH2 | Enhancer of Zeste Homolog 2 |
| FDA | United States Food and Drug Administration |
| FDG-PET | Fluorodeoxyglucose Positron Emission Tomography |
| FEV1 | Forced Expiratory Volume in 1 Second |
| FL | Follicular Lymphoma |
| HR | Hazard Ratio |
| ICANS | Immune Effector Cell-Associated Neurotoxicity Syndrome |
| IGFR1 | Insulin-like Growth Factor 1 Receptor |
| ILD | Interstitial Lung Disease |
| IO | Immunotherapy |
| irAE | Immune-Related Adverse Events |
| LD-SCLC | Limited-Disease small cell lung cancer |
| LDH | Lactate Dehydrogenase |
| MRI | Magnetic Resonance Imaging |
| MYC | Myelocytomatosis oncogene |
| NCAM | Neural Cell Adhesion Molecule, also known as CD56 |
| NCCN | National Comprehensive Cancer Network |
| NEC | Neuroendocrine Carcinoma |
| NEURO1 | Neurogenic Differentiation Factor 1 |
| NOTCH | Neurogenic locus notch homolog (NOTCH) signaling pathway gene |
| NSCLC | Non-Small Cell Lung Cancer |
| NSE | Neuron-Specific Enolase |
| ORR | Objective Response Rate |
| OS | Overall Survival |
| PARP | Poly ADP-ribose Polymerase |
| PARPi | Poly ADP-ribose Polymerase inhibitor |
| PCI | Prophylactic Cranial Irradiation |
| PD-1 | Programmed Cell Death Protein 1 |
| PD-L1 | Programmed Death-Ligand 1 |
| PFS | Progression-Free Survival |
| POU2F3 | POU Class 2 Homeobox 3 |
| PR | Partial Response |
| PROTAC | Proteolysis-Targeting Chimera |
| PS | Performance Status |
| RB1 | Retinoblastoma 1 |
| SCLC | Small cell lung cancer |
| SD | Stable Disease |
| SEZ6 | Seizure-Related 6 Homolog |
| SG | Sacituzumab Govitecan |
| SIADH | Syndrome of Inappropriate Antidiuretic Hormone Secretion |
| SLFN11 | Schlafen Family Member 11 |
| SOC | Standarf Of Care |
| TEAE | Treatment-Emergent Adverse Event |
| TKI | Tyrosine Kinase Inhibitor |
| TP53 | Tumor protein p53 |
| TRAE | Treatment-Related Adverse Events |
| Trop-2 | Tumor-associated calcium signal transducer 2 |
| TTF-1 | Thyroid Transcription Factor-1 |
| UICC | Union for International Cancer Control |
| VC | Vital Capacity |
| VEGF | Vascular Endothelial Growth Factor |
| VOD | Veno-Occlusive Disease |
| YAP1 | Yes-associated protein 1 |