2017_SBRT_Course Book
Frequency of re-RT for NSCLC
NSCLC Patiens treated with EBRT
Patients with Re-irradiation
Study
Green Cancer 1982
29 (3.7%)
774
Jackson Med J Aust 1987
22 (8.1%)
270
Gressen Am J Clin Oncol 2000
23 (1.5%)
1500
• Large variability in the literature • Re-irradiation for recurrent NSCLC is rarly performed • Re-irradiation is performed in highly selected patients
07.09.17 ESTRO SBRT 2017 - Matthias Guckenberger
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Definition of re-irradiation
Scenario 2
Scenario 3
Scenario 1
Overlap in serial organ
Overlap in parallel organ
No high-dose overlap
Ø Cumulative EQD2 doses for interpretation Ø Provided by few studies
07.09.17 ESTRO SBRT 2017 - Matthias Guckenberger
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