2016 Hematological Malignancies

RT • Planning CT, 2 weeks >1 st R-DHAP + information from the PET/CT. • Aim: to treat current extent of disease using ISRT • Conformal plan: – 4 primary beams (anterior, R & L anterior obliques, and R posterior oblique) + – 2 segments (anterior and Ranterior oblique) • 10 MV photons • Dose: 40Gy / 20# / 4 weeks – Standard dose for consolidation RT is 30 Gy – Refractory disease usually requires higher dose to overcome the resistance. – Accept slightly higher doses for OAR (e.g. lung V20 <25%, mean heart dose <15 Gy).