--- title: Radformation Blog | Retreatment description: Retreatment | Radformation is dedicated to increasing the efficiency and decreasing the errors made in the radiation oncology cancer treatment planning process. --- [![Radformation](https://blog.radformation.com/hubfs/radformation-logo%20WHITE%20BACKGROUND.jpg)](https://radformation.com/) - Products   ### [![](https://blog.radformation.com/hubfs/prod-act.svg) AutoContour Automated AI Contouring](https://radformation.com/autocontour/autocontour) ### [![](https://blog.radformation.com/hubfs/prod-ezf.svg) EZFluence Automated 3D Planning](https://radformation.com/ezfluence/ezfluence) ### [![](https://blog.radformation.com/hubfs/prod-cch.svg) ClearCheck Automated Plan Evaluation](https://radformation.com/clearcheck/clearcheck) ### [![](https://blog.radformation.com/hubfs/prod-crt.svg) ChartCheck Automated Treatment Eval](https://radformation.com/chartcheck/chartcheck) ### [![](https://blog.radformation.com/hubfs/prod-op.svg) OptiPlan Automated VMAT Planning](https://radformation.com/optiplan/optiplan) ### [![](https://blog.radformation.com/hubfs/prod-cca.svg) ClearCalc Independent Calc Software](https://radformation.com/clearcalc/clearcalc) ### [![ChartCheck\_Adaptive\_Logomark](https://blog.radformation.com/hubfs/ChartCheck_Adaptive_Logomark.svg) ChartCheck Adaptive Automated Adaptive Assessment](https://radformation.com/chartcheck/adaptive) ### [![](https://blog.radformation.com/hubfs/rmc.svg) RadMonteCarlo Independent Monte Carlo](https://radformation.com/radmontecarlo/radmontecarlo) ### [![](https://blog.radformation.com/hubfs/prod-rdt.svg) RadMachine Comprehensive Machine QA](https://radformation.com/radmachine/radmachine) ### [![](https://blog.radformation.com/hubfs/prod-qck.svg) QuickCode Automated Billing QA](https://radformation.com/quickcode/quickcode) - 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[Vendor Neutrality](https://blog.radformation.com/tag/vendor-neutrality?hsLang=en) Treatment Planning ### [What’s New at ASTRO 2026: The Latest Software Updates from Radformation](https://blog.radformation.com/whats-new-at-astro-2026-the-latest-software-updates-from-radformation?hsLang=en) Empower your contouring, plan review, independent dose calculations, machine QA, and billing workflows with the most up-to-date features. [Stefanie Kall](https://blog.radformation.com/author/stefanie-kall?hsLang=en) Oct 1, 2026 ClearCheck ### [Navigating the Complexities of Radiotherapy Retreatment Planning](https://blog.radformation.com/navigating-the-complexities-of-radiotherapy-retreatment-planning?hsLang=en) Explore how AutoContour and ClearCheck help clinics account for anatomical changes, biological effects, and cumulative dose for reirradiation cases [Stefanie Kall](https://blog.radformation.com/author/stefanie-kall?hsLang=en) Sep 9, 2026 [![Radformation](https://blog.radformation.com/hubfs/Radformation_Logo_Pen%20(1).png)](https://radformation.com/) 261 Madison Avenue 9th Floor New York, NY 10016 1-844-RADFOR5 (7233675) ### PRODUCT - [AutoContour](https://radformation.com/autocontour/autocontour) - [EZFluence](https://radformation.com/ezfluence/ezfluence) - [OptiPlan](https://radformation.com/optiplan/optiplan) - [ClearCheck](https://radformation.com/clearcheck/clearcheck) - [ClearCalc](https://radformation.com/clearcalc/clearcalc) - [RadMonteCarlo](https://radformation.com/radmontecarlo/radmontecarlo) - [ChartCheck](https://radformation.com/chartcheck/chartcheck) - [ChartCheck Adaptive](https://radformation.com/chartcheck/adaptive) - [RadMachine](https://radformation.com/radmachine/radmachine) - [QuickCode](https://radformation.com/quickcode/quickcode) ### RESOURCES - [Blog](https://blog.radformation.com/) - [Case Studies](https://resources.radformation.com/case-studies?hsLang=en) - [Webinars](https://resources.radformation.com/webinars?hsLang=en) - [White Papers](https://resources.radformation.com/white-papers?hsLang=en) - [Videos](https://resources.radformation.com/videos?hsLang=en) - [Surveys](https://radformation.com/surveys) - [Privacy Settings](https://radformation.com/privacy-settings) ### CALCULATORS - [BED Calculator](https://radformation.com/tools/bed-calculator) - [Decay Calculator](https://radformation.com/tools/decay-calculator) - [Interpolation Calculator](https://radformation.com/tools/interpolation-calculator) ### COMPANY - [About](https://radformation.com/about) - [Careers](https://radformation.com/careers) - [Contact](https://radformation.com/contact) - [Events](https://events.radformation.com/?hsLang=en) - [Sales](https://radformation.com/contact/sales) - [Support](https://radformation.com/success-support) - [Research](https://info.radformation.com/research?hsLang=en) - [Press](https://radformation.com/press) - [Policies](https://radformation.com/privacy-policy) © 2026 Radformation, Inc. 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