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RadOnc Toolbox

The RadOnc Toolbox is an app and website for health care professionals designed to support evidence-based practice.
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Speed of Light - The ASTRO Foundation proudly provides the RadOnc Toolbox, a premier point-of-care solution for radiation oncology professionals. The RadOnc Toolbox brings together the most trusted and frequently used references in one convenient platform—staging, contouring, dose constraints, calculators, toxicity scales, and clinical practice guidelines—so providers can focus on what matters most: delivering safe, effective, and compassionate care.

Calculators/Nomograms

Make clinical calculations using a BED/EQD2 calculator or quickly find tools from other sources.

Dose Constraints

Search published dose constraints including HyTEC and QUANTEC.

ASTRO Guidelines

Access a comprehensive catalog of ASTRO's clinical practice guidelines.

AJCC Staging

Review up-to-date cancer staging from the American Joint Committee on Cancer.

Contouring

Explore a curated collection of contouring resources and guidelines, including easy access to eContour cases.

CEBRE 

Download guides for patients that explain radiation therapy using easy to understand graphics and text.

ARROCase

Access the peer-reviewed publicly accessible educational database, including case vignettes and contouring examples.

Toxicity Scales

Reference selections from the Common Terminology Criteria for Adverse Events (CTCAE) v6.0 related to the most common acute and late toxicities related to radiation therapy.

Oncology Resources

Utilize a library of helpful oncology resources for patient education, symptom management, physician education and more!


The RadOnc Toolbox was created by Malolan Rajagopalan, MD, MBA, who was principal investigator of a grant from the Foundation that aimed to develop a resource to manage acute and late radiation toxicity. The Foundation assumed responsibility for the RadOnc Toolbox and released the first version in 2016. Since then, the Foundation has continued to add resources and enhance the content.

The redesigned RadOnc Toolbox that was first released by the Foundation in 2023 is produced in collaboration with Red Canvas, LLC.

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