Ocular Proton Therapy (AAPM Task Group 418) Planning dataset 4 (temporal tumor location)

This is a phantom CT dataset representing a temporally located ocular tumor (left eye). The dataset includes 2 separate sets of structure contours: one for neutral gaze, and one for the upward and slightly temporal gaze direction (polar angle 32 degrees, and azimuth 70). Azimuth is defined per Eyeplan standard: from left (0) and clockwise (in patient's view) Disclaimer: This dataset was prepared by the members of AAPM task group 418, but has not been reviewed or endorsed by AAPM