Advanced Physics for Brachytherapy 2018

Modern Radiation Therapy BRT versus ERT Similarities and Differences

Beam Shaping: Plane

Catheter/Needle/Applicator

Field

• 1.0 mm

MSS

MLC 2.5 mm or 5.0 mm or 10.0 mm

• 2.5 mm • 5.0 mm • 10.0 mm

• ?? mm

ERT

BRT