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Representative images (transverse, sagittal and coronal) of a case treated using IMRT to 60 Gy in 15 fractions. Red line: gross tumor volume; shaded red: planning target volume for 60 Gy; shaded light blue: planning target volume for 37.5 Gy; dark blue line: 60 Gy isodose line; orange line: 50 Gy isodose line; dark green line: 37.5 Gy isodose line; pale blue line: 20 Gy isodose line. IMRT, intensity modulated radiation therapy.
