Contour variation is a primary source of error when delivering post prostatectomy radiotherapy: Results of the Trans-Tasman Radiation Oncology Group 08.03 Radiotherapy Adjuvant Versus Early Salvage (RAVES) benchmarking exercise.
Kirrily CloakMichael G JamesonAndrea PaneghelKirsty WiltshireAndrew B KneeboneMaria PearseMark SidhomColin TangCarol Fraser-BrowneLois C HollowayAnnette HaworthPublished in: Journal of medical imaging and radiation oncology (2019)
Variations from protocol were found in the RAVES benchmarking exercise, most notably in CTV and rectum delineation. Inter-observer variability was evident. Incorrect delineation of the rectum impacted on dosimetric compliance with protocol.