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What is your IGRT motion management approach for liver SBRT?

2 Answers
Mednet Member
Mednet Member
Radiation Oncology · Mayo Clinic, Rochester

For liver SBRT, there are a number of ways to address IGRT. All patients should have been simulated with either a 4DCT scan (can consider 4DCT with a compression belt) to generate an ITV or motion management or most ideally, a breath hold technique to maximally limit tumor/liver motion. Trying to re...

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Mednet Member
Mednet Member
Radiation Oncology · Sylvester Comprehensive Cancer Center

Concur with Dr. @Dr. First Last fully who is an expert.

Personally- I ask fasting 4 hours prior to all SBRT liver (even when far from the the GI structures) and 6 hours if it is closer to the duodenum.

Dome tumors, liver edge, or larger necrotic tumors themselves are easier to visualize and may not ...

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