Eortc Bladder Cancer Calculator

Written byMedicalicUpdatedSep 22, 2026

Number of Tumors

Select the number of bladder tumors.

Single tumor 2–7 tumors 8 or more tumors

Tumor Diameter

Use the diameter of the largest tumor.

Less than 3 cm 3 cm or more

Prior Recurrence Rate

Select the previous bladder cancer recurrence pattern.

Primary tumor ≤1 recurrence/year >1 recurrence/year

T Category

Select the pathological stage of the tumor.

Ta T1

Concomitant CIS

Indicate whether concomitant carcinoma in situ is present.

No Yes

Tumor Grade

Select the WHO 1973 tumor grade.

G1 G2 G3

Editorial record

September 22, 2026

Originally written by Medicalic.

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Written byMedicalicUpdatedSep 22, 2026