Non-muscle invasive bladder cancer is cancer that’s only in the inner lining of your bladder. It hasn’t grown into the muscle wall. Your doctor may also call it superficial bladder cancer, urothelial ...

NMIBC treatment varies by tumor stage, grade, and prior therapies, with high-risk cases often requiring radical cystectomy. Bladder-preserving approaches include intravesical therapies like BCG, ...

Urothelial cancers that are either non-invasive papillary (Ta), carcinoma in situ (CIS) flat tumors, or invade the subepithelial connective tissue (T1) are collectively termed non-muscle-invasive ...

Recurrences of low-, intermediate-, or high-/very high-risk tumors were again low, intermediate, or high risk in 74%, 62%, and 44% of cases, respectively. Recurrent non-muscle invasive bladder cancer ...

Overall survival is no better for patients diagnosed with NMIBC who progress directly to metastasis. Survival is comparably poor for patients who develop metastases directly after non-muscle invasive ...