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Treatment plan comparison for a prostate lesion –
9 coplanar equi-spaced beams versus 9 non-coplanar beams
9 equi-spaced coplanar beams
9 non-coplanar beams
Solid lines: 9 coplanarequi-spaced
beams Dashed lines: 9 optimized
beams
Courtesy of Uwe Oelfke
43
Treatment plan comparison for an abdominal lesion –
7 coplanar equi-spaced beams versus 5 non-coplanar
beams
■
7 coplanarequi-spaced beams
■
5 optimized beams
Courtesy of Uwe Oelfke
44