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ESTRO IG and Adaptive
Course Parikh Athens 2017
Rectal Fixation
Used for over 15 years
Allows fixation of prostate to reduce
intrafraction prostate motion
Most (but not all studies) indicate
reduction of rectal wall
dosimetry
Can make volumetric imaging
easier to interpret
Many proton radiation centers use
fixation to reduce risk of rectal
toxicity with lateral beam
arrangement
Requires department wide (MD,
nursing, RTT, physics) training
03/01/13
Cho, JKMS, 2009