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EXTERNAL ILIAC LYMPH NODES
Caudal
=The level where the
external iliac vessels are
still
located within the bony pelvis
before continuing as the femoral.
This transition usually occurs
between the acetabulum’s roof
and the superior pubic rami
Taylor A et al. Clin Oncol (R Coll Radiol). 2007
M. Ng, et al. (AGITG) Int J Radiation Oncol Biol Phys, 2012