Lesson Progress
0% Complete

Chapter 5 of 6

In most cases, treatment planners will have multiple trials or plans for comparison. While reviewing plans, physicians may adjust field borders or MLCs.

Dose Distribution RayStation

As we scroll through the CT and review the dose distribution, we note hotspots, cold spots, the maximum dose and its location, as well as the prescription isodose line relative to the target.

Dose Distribution Eclipse

(Continued)

Evaluate the hotspots, cold spots, the maximum dose and its location, as well as the prescription isodose line relative to the target.

Dose Distribution Pinnacle

Clinical Goals and Metrics

The Dose Volume Histogram (DVH) provides a quick overview of clinical goals and metrics.

Sample goals may include:

Coverage: > 95% of the target (brain) is covered by the prescription dose

Plan maximum dose < 115% of the prescription dose

Next: Summary