Figure 2From: Guidelines for delineation of lymphatic clinical target volumes for high conformal radiotherapy: head and neck regionLymph regions and drain contoured in transversal CT slices: LN parotidei superficiales (pink) and LN parotidei profundi subdivided into LN preauriculares (yellow) and LN infra-/intraparotidei (light green) [1.8 cm slice thickness].Back to article page