4R - Right lower paratracheal nodes - 4R

Description

4R: includes right paratracheal nodes, and pretracheal nodes extending to the left lateral border of trachea Upper border: intersection of caudal margin of innominate vein with the trachea ; Lower border: lower border of azygos vein
source : IASLC Map




Anatomical hierarchy

4R - Right lower paratracheal nodes

Translations