ADL	Activities of Daily Living
ALK	Anaplastic Lymphoma Kinase
ARDS	Acute Respiratory Distress Syndrome
AORIF	Ablation, Osteoplasty, Reinforcement, and Internal Fixation
ASIA	American Spinal Injury Association Impairment Scale
AUC	Area Under the Curve
BI	Barthel Index
BMAs	Bone-Modifying Agents
CCI	Charlson Comorbidity Index
CI	Confidence Interval
CSF	Cerebrospinal Fluid
CT	Computed Tomography
CTx	Chemotherapy
DFS	Disease-Free Survival
DMC	Daily Morphine Consumption
EBRT	External Beam Radiation Therapy
ECOG	Eastern Cooperative Oncology Group
ECOG-PS	Eastern Cooperative Oncology Group Performance Status
EGFR	Epidermal Growth Factor Receptor
EGFR-TKI	Epidermal Growth Factor Receptor Tyrosine Kinase Inhibitor
EORTC	European Organisation for Research and Treatment of Cancer
EQ-5D	EuroQol 5-Dimension Questionnaire
EQ-5D-3L	EuroQol 5-Dimension 3-Level Questionnaire
EQ-5D-5L	EuroQol 5-Dimension 5-Level Questionnaire
ESCC	Epidural Spinal Cord Compression
FACT-G	Functional Assessment of Cancer Therapy—General
FS	Frankel Scale
FUSCC	Fudan University Shanghai Cancer Centre
HR	Hazard Ratio
ICI	Immune Checkpoint Inhibitor
IMN	Intramedullary Nailing
IMRT	Intensity-Modulated Radiotherapy
IQR	Interquartile Range
JBI	Joanna Briggs Institute
KPS	Karnofsky Performance Status
LDCT	Low-Dose Computed Tomography
LOS	Length of Stay
LTP	Local Tumour Progression
MDT	Multidisciplinary Team
MeSH	Medical Subject Headings
MRI	Magnetic Resonance Imaging
MRONJ	Medication-Related Osteonecrosis of the Jaw
mRS	Modified Rankin Scale
MSCC	Metastatic Spinal Cord Compression
MWA	Microwave Ablation
NESMS	New England Spinal Metastasis Score
NLR	Neutrophil-to-Lymphocyte Ratio
NOMS	Neurologic, Oncologic, Mechanical, Systemic Framework
NOS	Not Otherwise Specified
NRS	Numeric Rating Scale
NSCLC	Non-Small Cell Lung Cancer
ODI	Oswestry Disability Index
OR	Odds Ratio
OS	Overall Survival
PA	Psychosocial Aspects
PC	Pain Characteristics
PD-1	Programmed Cell Death Protein 1
PET	Positron Emission Tomography
PET-CT	Positron Emission Tomography–Computed Tomography
PFS	Progression-Free Survival
PMMA	Polymethylmethacrylate
POP	Percutaneous Osteoplasty
PRISMA	Preferred Reporting Items for Systematic Reviews and Meta-Analyses
PROMIS	Patient-Reported Outcomes Measurement Information System
PROSPERO	International Prospective Register of Systematic Reviews
PS	Pain Sites
PVCR	Posterior Vertebral Column Resection
PVP	Percutaneous Vertebroplasty
QLQ-BM22	Quality of Life Questionnaire–Bone Metastases Module 22
QLQ-C30	Quality of Life Questionnaire–Core 30
QoL	Quality of Life
RFA	Radiofrequency Ablation
RR	Risk Ratio
RT	Radiotherapy
SBRT	Stereotactic Body Radiation Therapy
SCLC	Small Cell Lung Cancer
SEER	Surveillance, Epidemiology, and End Results
SINS	Spinal Instability Neoplastic Score
SORG	Skeletal Oncology Research Group
SREs	Skeletal-Related Events
TES	Total En Bloc Spondylectomy
TKI	Tyrosine Kinase Inhibitor
VAS	Visual Analogue Scale
VI	Vitality Index
VTE	Venous Thromboembolism
WHO	World Health Organization