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Souques' phenomenon or sign

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Fan-shaped finger extension on the involved side of a hemiplegic patient when the extremity is raised to a position above 90º of shoulder flexion or abduction.


  • A.-A. Souques:
    Sur le “phénomène des interosseux” de la main ou “phénomène des doigt” dans l’hémiplégie organique.
    Bulletins et mémoires de la Société médicale des hôpitaux de Paris, 1907, 3. s, volume 24: 677.

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