paediatrics Brussels 17

SIOP UMBRELLA Future Study

• PROTOCOL + DATA COLLECTION • Evolved from SIOP 2001 • Reduction of high dose volume with IGRT + IMRT • Evolution to retroperitoneal volume rather than parallel opposed. • Delineate bowel and pancreas as well as more “conventional” OARs • Surgical clips to facilitate delineation of GTV and ITV • GTV = surgical bed (retroperitoneal)