Skip to main content

Table 1 Dosimetric objectives used for IMRT and VMAT plans optimization for PTV and healthy structures

From: Estimating cancer risks due to whole lungs low dose radiotherapy with different techniques for treating COVID-19 pneumonia

Organ

Objective

IMRT/VMAT

PTV (lungs + 5 mm margins)

V105%

< 5%

V100%

≥ 95%

V95%

≥ 99%

Heart

V90%

< 30%

V60%

< 40%

V20%

< 90%

Breast

V80%

< 5%

V30%

< 20%

Esophagus

V90%

< 10%

V50%

< 50%

Spinal cord

Max dose

< 95% of prescribed dose

Body

V105%

 < 3 cc

  1. Vx%: The percentage volume of the organ received at least x% of the prescribed dose
Back to article page

Radiation Oncology

ISSN: 1748-717X

Contact us