2017_SBRT_Course Book

Treatment planning: Fractionation

Consensus fractionation BED10 of

Institutional fractionations 3 x 13.5Gy (n=2) 3 x 15Gy (n=1) 3 x 17Gy (n=1) 3 x 18Gy (n=2) 4 x 12 Gy (n=1) 3 x 13.5Gy (n=1) 3 x 15Gy (n=1) 3 x 17Gy (n=1) 4 x 12Gy (n=1) 5 x 9Gy (n=1) 5 x 11Gy (n=2) 5 x 11Gy (n=1) 8 x 6 Gy (n=1) 8 x 7 Gy (n=1) 8 x 7.5 Gy (n=3) 11 x 5Gy (n=1)

specific

consensus

fractionation

3 x 15Gy

113Gy BED10

Peripheral

Broad chest wall contact

4 x 12Gy

107 Gy BED10

8 x 7.5Gy

105 Gy BED10

Central

• Consensus for inoperable stage I NSCLC • Operable patients: MTD of 3 x 18Gy

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Image guidance

Insufficient / discouraged

Mandatory Recommended Optional

Stereotactic set-up based on external coordinate system IGRT with Planar EPID imaging only IGRT with Planar kV imaging w/o implanted markers only IGRT with Planar kV imaging with implanted markers only IGRT with Volumetric imaging IGRT with 4D Volumetric imaging • Mandatory: • Recommended:

6 8 7

0

0

2

0

0

0

1

0

0

6

1

0

0

6

1

1

0

7

0

2

0

in-room 3D IGRT in-room 4D IGRT

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