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Fig. 3 | Radiation Oncology

Fig. 3

From: Assessment of setup uncertainty in hypofractionated liver radiation therapy with a breath-hold technique using automatic image registration–based image guidance

Fig. 3

Computed tomography (CT) images showing the maximum manual shift correction of 24.3 mm. a Planning CT showing the contours of the liver (dotted yellow) and the gross tumor volume (GTV; solid red). b Result of automatic alignment, with the contours of the liver and GTV overlaid on top of the daily CT. The black arrows show the mismatch in the contour and the actual location of the GTV. c Result of manual shift correction

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Radiation Oncology

ISSN: 1748-717X

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