CPB Ljubljana 2018 course book

Paris system: dosimetry

• Basal dose rate:

➢ DR in the centre of treated volume ( in central plane) ➢ Minimum dose rate between a group of sources ➢ Relatively minimal variations of the dose ➢ Basis for dosimetry

SQUARE

TRIANGLE

D 

D 

D 

1 B

3 B

B

2

D 

D 

2 B

1 B