Figure 2. Examples of saccades.

Eye movement recording from CTX patients with DN involvement (first row), CTX patients without DN involvement (second row) and controls (third row). Panels A, E and I show visually guided single‐step saccades; panels B, F and J show visually guided multistep saccades; antisaccades are shown in panels C, G and K; prosaccade errors with corrective antisaccades are shown in panels D, H and L. Blue continuous lines: horizontal gaze; green continuous line: vertical gaze; blue dotted line: horizontal target position; green dotted line: vertical target position. S is subject. [Color figure can be viewed at wileyonlinelibrary.com]