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Comparison with other CT-based techniques
•
Advantages of McGill technique
o
Supine position
→
greater comfort, reproducibility, safety if
anaesthesia required
o
Clean junction/
no couch rotation
o
Fixed distance longitudinal couch movements
only
o
MLC compensation for spinal axis,
automated delivery
•
Fulfills requirement for a technique
“
as simple and practical as possible
”
(Van Dyk, 1978)!