UTUC	Upper Tract Urothelial Carcinoma
RNU	Radical Nephroureterectomy
AST	Aspartate Aminotransferase
ALT	Alanine Aminotransferase
ROC	Receiver Operating Characteristic
AUC	Area Under the Curve
RFS	Recurrence-Free Survival
CSS	Cancer-Specific Survival
OS	Overall Survival
BCa	Bladder Cancer
OR	Odds Ratio
CI	Confidence Interval
HR	Hazard Ratio
LVI	Lymphovascular Invasion