Prostate only - SBRT 40/36.25Gy (2016 AAMD/RSS/ProKnowPlanStudy)

ProBeam

ProBeam

Rx: 40Gy/5fx to prostate gland and 36.25Gy to PTV (simultaneous integrated boost)

2016 AAMD RSS PROKNOW PLAN STUDY

http://medicalaffairs.varian.com/image/badge_award-128_clean_red90.png

 

Beams
DVH
Simple DVH Metrics

Name (ID): SBRTprostate_copy, SBRTprostate_copy (AAMD_RSS206copy)
Plan or PlanSum ID: P2PCS_4BR1

Structure ID Structure Code Patient Structure DVH Objective Evaluator Variation Priority Met Achieved
PTV   PTV V36.25Gy[%] >=95 90   Goal 98.76 %
PROSTATE   Prostate V40.0Gy[%] >=100 90   Variation 96.89 %
PTV   PTV D0.03cc[Gy] >=36.25 29   Goal 46.167 Gy
RECTUM   Rectum V36.0Gy[cc] <=0 2   Variation 0.30 cc
BLADDER   Bladder V37.0Gy[cc] <=0 5   Variation 0.12 cc
RECTUM   Rectum D40.0%[Gy] <=10 20   Goal 6.439 Gy
URETHRA   Urethra D20.0%[Gy] <=40 44   Goal 39.989 Gy
BOWEL   Bowel D1.0cc[Gy] <=0 30   Variation 0.082 Gy
PENILE BULB   penile bulb D0.1cc[Gy] <=10 29.5   Goal 0.562 Gy
NEUROVASCULAR BUNDLES   Neurovascular Bu D50.0%[Gy] <=37.5 40   Variation 37.762 Gy
RIGHT FEMORAL HEAD   Right Femoral He Max[Gy] <=10 27.5   Variation 11.363 Gy
LEFT FEMORAL HEAD   Left Femoral Hea Max[Gy] <=10 27.5   Goal 9.823 Gy
SKIN   Skin Max[Gy] <=10 30   Variation 10.759 Gy
TESTES   Testes Max[Gy] <=0 2   Variation 0.004 Gy
Technical Plan Comments

This 4 field plan scored 144.46 in the 2016 AAMD-RSS ProKnow Plan Study.  Ultimately, a less clinically relevant 5 field plan (with a PA beam added to this arrangement) was submitted which scored 146.35 (8th place out of 420 submissions).

A highly detailed technical description of this case was published as part of the Varian Spot On blog series here:

https://www.varian.com/fi/proton-therapy/spot-blog/varian-unleashes-potential-proton-therapy-2016-aamdrss-plan-study

Comparative Plan Quality
Links

3rd party software plan report

PDF

Dosimetric ScoreCard

JSON

DICOM patient export         

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