1042-1043 / 2351
Perineural or lympho-vascular invasion
460 pts T1 3N0 +/
44 pts.
24 pts.
68 pts.
392 pts.
. -
-
perineural invasion
148 pts. with neg. surg. margins
+/- lymphovascular invasion
(T4MI = muscular invasion)
Liao IJROBP 2008 and Huang Oral Oncol 2010