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Subsites inclusion recommendations
Mesorectum
Presacral space
Lateral Lymph Nodes
External iliac
nodes
Ischiorectal
fossa
Inguinal
nodes
Sphincter
complex
Pelvic
Abdominal
Post
Ant
cT3
+
+
When
abdominal
PN+
+
+ in case of
numerous
mesorectum
nodes (N2)
Extra mesorectal
node
+
+
When LN+
+
+
+
+ (when direct
tumor infiltration of
IRF or external anal
sphincter)
+ (when anal canal
invasion)
cT4 (anterior pelvic
organ)
+
+
When LN+
+
+
+
+ (when direct
tumor infiltration of
IRF or external anal
sphincter)
+ in case of
infiltration of
inferior third
of vagina
+ (when anal canal
invasion)
cT4 (anal sphincter)
+
+
When LN+
+
+
+
+
+