Operating instructions

518
Radiation Therapy
RT_Breast
Indications:
Spiral mode for radio therapy thoracic studies of the
mammae.
A range of 30 cm will be covered in 6.43 sec.
Breast 2
nd
recon.
kV 120
Effective mAs/
Quality ref. mAs
100
Rotation time 0.5 sec.
Acquisition 16 x 1.5 mm
Slice collimation 1.5 mm
Slice width 8.0 mm 8.0 mm
Feed/Rotation 27.6 mm
Pitch Factor 1.15
Increment 8.0 mm 8.0 mm
Kernel B41f B80f
CTDI
Vol
7.0 mGy
Effective dose Male: 3.76 mSv
Female: 4.77 mSv