Target Volume Determination 2015

First page Previous page 1042 Next page Last page

CTV modulation

Presaral space

Mesorectum

Internal iliac nodes

Obturator nodes

Extrenal iliac nodes

sphincter complex

ischiorectal fossae

cT3 high (above the peritoneal reflection)

cT3 mid-low (below the peritoneal reflection)

+ (when sphincter infiltration) + (when sphincter infiltration) + (when sphincter infiltration) + (when sphincter infiltration)

+ (when direct tumor infiltration) + (when direct tumor infiltration) + (when direct tumor infiltration) + (when direct tumor infiltration)

Any cT with massive positive internal iliac nodes Any cT with massive positive obturator nodes nodes cT4 with for anterior pelvic organ