Contouring atlas

NRG Oncology International Consensus Contouring Atlas on Target Volumes and Dosing Strategies for Dose-Escalated Pancreatic Cancer Radiation Therapy

Sanford NN, Narang AK, Aguilera TA, et al. · NRG Oncology

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DoseLab summary

International NRG consensus atlas for target volumes in dose-escalated pancreatic cancer radiotherapy. Besides the contouring steps, it gives practical simulation advice: IV contrast for CT-based plans with a triple-phase protocol considered (arterial, pancreatic and portal venous at 25, 40 and 70 seconds), a small oral volume on the table, motion management for more than 5 mm of motion, fiducials, and fusion with diagnostic MRI or PET to aid contouring. It also tabulates suggested organ metrics for its dose-escalated schedules. Citation checked against Europe PMC.

Why this is useful

Current NRG consensus on pancreatic target volumes, with practical simulation advice — triple-phase contrast timing, oral contrast, fiducials, motion thresholds and MRI or PET fusion.

Reference details

Title
NRG Oncology International Consensus Contouring Atlas on Target Volumes and Dosing Strategies for Dose-Escalated Pancreatic Cancer Radiation Therapy
Authors / organization
Sanford NN, Narang AK, Aguilera TA, et al. · NRG Oncology
Publication / protocol
Int J Radiat Oncol Biol Phys. 2025;121(4):918–929
Version
Pending verification
Year
2025
DOI
10.1016/j.ijrobp.2024.10.026
Disease sites
GI
Topics
Contouring, Target contouring, Atlas, NRG, Pancreas, Image registration, Motion
Fractionation context
Dose-escalated: 5, 15 and 25 fraction regimens
Last reviewed by DoseLab
2026-09-29

Cited on DoseLab