IMRT

Patient specific intra/post-fraction QA Beams-Eye-View Tracking error

Prob. [%] BEV Tracking error< 5mm

Average breathing amplitude [mm]

Site

99%

Patient 1

lung (3x18Gy/fr) lung (10x5Gy/fr) liver(10x5Gy/fr) liver (10x5Gy/fr) liver (10x5Gy/fr) lung (10x5Gy/fr)

10.8

100%

Patient 2

6.8

97%

Patient 3

11.5

100% 100%

Patient 4

6.3

Patient 5

14.1

93%

Patient 6

19.7

100%

Patient 7

lung (4x12Gy/fr)

23.7

93% 98%

Patient 8

lung (4x12Gy/fr)

17.9

Average

13.9

Poels et al, Radiother Oncol 2013

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