Figure 4From: 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 occipitales (white), LN retroauriculares [ = LN mastoidei] (pink), LN cervicales laterales superficiales (medium blue) and LN dorsales jugulares superiores (cyan) [1.8 cm slice thickness].Back to article page