A patient with PSP demonstrates bilateral hypometric saccades, bilateral low-gain pursuit, vertical gaze palsy, and normal vestibulo- ocular reflexes. A second PSP patient is unable to make saccades or pursue horizontally. With optokinetic stimulation, the eyes move somewhat. Cold caloric stimulation causes tonic ipsilateral deviation with absent contralateral fast phases. Finally, the eye movement abnormalities in patients with basal ganglionic disease are summarized.
The video clips are offered in Real Media, Quicktime, and Windows Media formats. You must have the appropriate player installed on your computer to view the video.
The formats available for this video are the following, ordered as they appear below: Real Media (Non-Download), Quicktime (Download), Windows Media (Non-Download), and Windows Media (Download).
To download the video onto your computer for offline viewing:
1) Click on an icon with the "DL" notation
2) Right-click ( Ctrl-click on Mac ) on the red Download link when the window opens and choose "Save..." or "Download..."
3) Choose location to save in dialog box that appears.
4) Wait for file to download.
5) Now the video is stored on your computer and you can play it any time, with no Internet connection required.
To view the video without downloading to your computer, choose and click on an icon WITHOUT a "DL" notation.
Robert B. Daroff, MD, Professor of Neurology, School of Medicine, CASE Western Reserve University, University Hospitals - Case Medical Center
Spencer S. Eccles Health Sciences Library, University of Utah