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Pre Treatment

CT Simulation

Slice thickness

– Accurate delineation

– Accurate dose calculation

– Improved DRR resolution

– 2.5-3.0mm

Registration of diagnostic imaging

Contrast

IV

No pre contrast scan

Bolus

Scan with bolus on

Planning

3DCRT

IMRT

VMAT

Beware the steep dose gradients

Shoulders

Avoid?

Standard for this

patient group