98 / 1708
Staging – tumor size (T)
•
T1 <3cm in diameter
•
T2 ≥ 3cm in diameter
•
T3a >3cm in diameter with extension
•
T3b>3cm in diameter with unequivocal extension into
brainstem
•
T4 >3cm in diameter with extension beyond cerebral
aqueduct and/or down into cervical canal