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Table 1 Planning target volume expansions

From: Determining optimal planning target volume and image guidance policy for post-prostatectomy intensity modulated radiotherapy

Area of prostate bed

Direction of expansion

PTV Name

0.5 cm uniform (cm)

1 cm uniform (cm)

1 + 0.5 cm posterior (cm)

NSCC (cm)

van Herk (cm)

Smaller Anisotropic (cm)

Upper

Anterior

0.5

1

1

1.5

1.9

1.0

Posterior

0.5

1

0.5

1

1.9

1.0

Superior

0.5

1

1

1

1.1

0.5

Inferior

0.5

1

1

0.5

1.1

0.5

Left

0.5

1

1

1

0.5

0.5

Right

0.5

1

1

1

0.5

0.5

Lower

Anterior

0.5

1

1

0.8

0.7

0.5

Posterior

0.5

1

0.5

0.8

0.7

0.5

Superior

0.5

1

1

0.8

0.7

0.5

Inferior

0.5

1

1

0.8

0.7

0.5

Left

0.5

1

1

0.8

0.4

0.5

Right

0.5

1

1

0.8

0.4

0.5

  1. Details of the planning target volume expansions used
  2. Abbreviations: cm centimetre; NSCC Northern Sydney Cancer Centre