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Process Chart
To Do list – Brain Met. Stereo RT
Is a part of a treatment procedure
Made by a Physicist who is involved in treating the
patient
The Physician signs the document ‘on-line’
And participates in the session
Mandatory while doing any Stereo RT at our center
(brain, lung or bone met.)
Each action is performed in a specific order
(‘modus operandi’)
Patient installation
Table positioning
Control imaging
Treatment arcs delivery
Medical validation
Patient out of dressing room (
Done (Y/N)
Place treatment beams and positionning beams in
correct order
Select CB-CT
Place a radio-opaque marker on carbon fiber head
support
Install patient
Carve up mask above contralateral eyebrows.
Place mask et radio-opaque marker on patient
Perform shifts and markings
Place a radio-opaque marker on mask at isocenter
Acquire CBCT and perform 3D-registration of table
shifts 3D
Acquire kV image ‘Ant Head-AP’ (270°-Arm)
Record distances of points to graduation axis
Acquire KV image ‘Post Head-AP’ (90°-Arm)
Record distances of points to graduation axis
Deliver first transverse Arc Table at 0°
Select KV-270° (90°-Arm)