Editing Non-Muscle Invasive Bladder Cancer (section)

== Epidemiology ==

* '''<span style="color:#ff0000">≈75-80% of bladder cancer patients will present with NMIBC while ≈20-25% will present with MIBC and/or metastatic disease</span>'''
* '''<span style="color:#ff0000">Of patients with NMIBC, 70% are Ta, 20% are T1, and 10% are CIS</span>'''
** Majority of Ta tumours are low-grade
** T1 tumours are almost always high-grade (2% of T1 tumours are classified low-grade)
** Adjusted incidence of stage Ta has significantly increased, while stages Tis and T1 have slightly decreased