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Figure 1 | Radiation Oncology

Figure 1

From: Determination of patient-specific internal gross tumor volumes for lung cancer using four-dimensional computed tomography

Figure 1

Delineation of IGTV for stage I lung tumors based on (a) IGTV MIP , (b) IGTV MIP-Modified , (c) IGTV 2Phases , and (d) IGTV AllPhases of a 4-D CT data set. MIP-based contours, as shown in panels (a) and (b), are as they appear on the MIP data set. Phase-based contours, as shown in panels (c) and (d), are registered to the peak exhalation phase of the 4-D CT data set.

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