Fig. 1From: Identifying risk factors for L’Hermitte’s sign after IMRT for head and neck cancerSpinal cord dosimetry a ‘whole cord’ shown in blue, ‘short cord’ in pink. b axial dose gradient across the cervical cord; max. Left - right gradient 8.3Gy (36.9–28.6Gy). Dose wash; 95% isodose for 60Gy (57.9Gy) dark red, 50Gy light red, 45Gy orange, 40Gy amber, 35Gy green, 30Gy light blue, 25Gy royal blueBack to article page