Mapping pelvic lymph nodes: Guidelines for delineation in intensity-modulated radiotherapy

Alexandra Taylor. IJROBP ; 2005:63:1604

Guidelines applied to computed tomography images for delineating typical clinical target volume for gynecologic tumor,


contoured in yellow, to cover common iliac (CI),
subaortic presacral (PS),
internal iliac (II),
obturator (Ob), and
medial (EIm) and anterior (EIa) external iliac lymph nodes.


lateral external iliac (EIl) nodes shown in blue


parametrial (Pm) region in red.