Table 2.
Dosimetric effects of rotational errors in children with posterior fossa tumors treated in the supine position.
| gEUD PTV | gEUD parallel | gEUD serial | |
|---|---|---|---|
| 2° Error | Δ< 2% | Δ< 2% | Δ< 2% |
| 4° Error | Δ= 5% | Δ< 2% | Δ= 10% |
| 2° Combined error | Δ ~2% | Δ< 2% | Δ ~2% |
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