EQD₂ = nd* α Assume a/B (d+(a/B)) (2+(a/B)) BED:= (nd)*(1+ α =2 for late effects and a/B 10 for acute effects 1. Using the Equivalent Dose in 2 Gy Fractions equation, compare the following protocols. Which would have better tumor control? Which would have worse late effects? 42 Gy delivered in 12 fractions; 30 Gy delivered in 5 fractions.

Introduction to General, Organic and Biochemistry
11th Edition
ISBN:9781285869759
Author:Frederick A. Bettelheim, William H. Brown, Mary K. Campbell, Shawn O. Farrell, Omar Torres
Publisher:Frederick A. Bettelheim, William H. Brown, Mary K. Campbell, Shawn O. Farrell, Omar Torres
Chapter19: Carboxylic Anhydrides, Esters, And Amides
Section: Chapter Questions
Problem 19.34P: 4 (Chemical Connections 19F) Why do Lactomer stitches dissolve within 2 to 3 weeks following...
Question
EQD₂ = nd*
α
Assume a/B
(d+(a/B))
(2+(a/B))
BED:= (nd)*(1+
α
=2 for late effects and a/B 10 for acute effects
1. Using the Equivalent Dose in 2 Gy Fractions equation, compare the following protocols. Which would have better
tumor control? Which would have worse late effects?
42 Gy delivered in 12 fractions; 30 Gy delivered in 5 fractions.
Transcribed Image Text:EQD₂ = nd* α Assume a/B (d+(a/B)) (2+(a/B)) BED:= (nd)*(1+ α =2 for late effects and a/B 10 for acute effects 1. Using the Equivalent Dose in 2 Gy Fractions equation, compare the following protocols. Which would have better tumor control? Which would have worse late effects? 42 Gy delivered in 12 fractions; 30 Gy delivered in 5 fractions.
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