NMIBC	Non-muscle-invasive bladder cancer
MIBC	Muscle-invasive bladder cancer
BCG	Bacillus Calmette–Guérin
BRS (BRS1–3)	BCG Response Subtypes
CISTO	Comparison of Intravesical Therapy and Surgery as Treatment Options
TURBT	Transurethral resection of the bladder tumor
EORTC	European Organization for Research and Treatment of Cancer
CUETO	Spanish Urological Club for Oncological Treatment
CIS	Carcinoma in situ
LVI	Lymphovascular invasion
RFS	Recurrence-free survival
PFS	Progression-free survival
GI	Genome instability (subtype)
AA-like	Aristolochic acid-associated (subtype)
EMT	Epithelial-to-mesenchymal transition
Tregs	Regulatory T cells
MDSCs	Myeloid-derived suppressor cells
IDO1	Indoleamine 2,3-dioxygenase
lncRNAs	Long non-coding RNAs
RC	Radical cystectomy
BST	Bladder-sparing therapy