Rocket sign
by Kalyan B Bhattacharyya, Kalyan Satish V

Atlas of Neurology—A Case-based Approach

by Satish V Khadilkar, Kalyan B Bhattacharyya
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Identify the clinical sign demonstrated in video. It consists in toppling backward after jumping to the feet from the sitting position. It is seen in progressive supranuclear palsy and results from marked postural instability.

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