Ocular Proton Therapy (AAPM Task Group 418) Planning dataset 8 (superior location)

This is a phantom CT dataset representing an ocular tumor located in the superior of the left eye. The dataset includes 2 separate sets of structure contours: one for neutral gaze, and one for the downward and slightly nasal gaze direction (polar angle 16 degrees, and azimuth 240). 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