Mark the true statement regarding Carcinoma of the bladder:

Carcinoma of the bladder Transitional cell origin, arising from the transitional epithelium that lines the bladder. It may be confused with an acute UTI by producing urgency, frequency, and hematuria. Rx Tumor is intraepithelial in origin and no invasion through the basement membrane- Treat conservatively using intravesical agents if the Neither radiation nor chemotherapy is the treatment of choice for disease that invades the muscle of the bladder. Paial cystectomy may be chosen only when the disease is focal and there are no mucosal changes in other pas of the bladder.