Study of distribution of inguinal nodes around the femoral vessels and contouring of inguinal nodes

Abstract

Elective clinical target volume for inguinal lymph nodes requires a minimum margin of 2.5 cm from the femoral vessels in the anterior, anterolateral and anteromedial direction 1.5 cm margin is required medially. Inferior extent of the contour should be 2 cm below the lower edge of lesser trochanter.