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Table 6 The measured foetal doses with and without the foetal shielding device using all parts in a pregnant patient plan at a distance of 40 cm and 10 cm depth from surface

From: Evaluation of a new foetal shielding device for pregnant brain tumour patients

 

FD without FSD (cGy)

FD with FSD (cGy)

Difference (%)

VMAT

 6 MV

3.68

2.00

45.65

 6 MV FFF

2.88

1.60

44.44

IMRT

 6 MV

3.26

1.84

45.24

 6 MV FFF

3.28

1.68

48.78

  1. VMAT volumetric modulated arc therapy, IMRT intensity-modulated radiation therapy, FFF flattening filter-free, FSD foetal shielding device, FD foetal dose
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Radiation Oncology

ISSN: 1748-717X

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