Dose Course Book

Previous Page

Next Page

Page Background

Dose per MU formalisms:

factor-based dose calculations

(

)

SSD dscD

; , ,

d

How do factor-based formalisms deal with:

M

c

SSD

• non-square collimator settings

• fields shaped with blocks or MLCs

• points off axis

• modulation with hard wedges

• modulation with wedges

• other modulations (IMRT fields)

• Inhomogeneities

s

d

d

?