paediatrics Brussels 17

Late bone and soU Gssue sequelae of childhood radiotherapy

Dörr W, Kallfels S, Herrmann T

N= 146 Treatment Dme 1970-1997 Median Age 8,8 years (range 0.9-17.7 years) Median Dme since treatment 9.2 years Pathological findings 75/146 • Minor 44 (59%) • Substancial 31 (41%)

Substanial growth defects in bone and soC Dssue are frequent in Ÿ children < 6 years , dose < 35 Gy ! children > 6 years , dose > 35 Gy