paediatrics Brussels 17

PNET-4 Analysis

• Patients with postoperative residual tumour >1.5cm 2 had a significantly inferior prognosis compared to patients without residual tumour • EFS at 5 years 64% vs 82 ± 2%, p<0.01 • Patients with RT starting < 49 days after surgery had a 5 year EFS of 81% compared with 67% for patients who commenced RT >= 49 days after surgery, p=0.04