Progression of Disease after Bacillus Calmette-Guérin Therapy: Refining Patient Selection for Neoadjuvant Chemotherapy before Radical Cystectomy.

P-MIBC confers a poor prognosis when managed with RC alone. Treatment with NAC results in equivalent pathological response and survival outcomes compared to D-MIBC. P-MIBC should be included in risk-stratified approaches to NAC selection.