From: CT/MRI of nodal metastases in pelvic cancer
T stage
Incidence of nodal metastases (%)
Superficial tumours (T1)
<5
Superficial tumours (T2a)
10–15
Muscle invasion (T2b)
15–20
Extravesical spread (≥T3a/b)
30–50
Adjacent organ invasion (T4)
40–45
