A pyramidal sign. In diseases of the pyramidal tract a firm stroke or other irritation downward of the medial side of the tibia may cause a dorsal flexion of the great toe. This symptom is often present in Babinski’s reflex, meaning the same.
- H. Oppenheim:
Zur Pathologie der Hautreflexe der unteren Extremitäten.
Monatsschrift für Psychiatrie und Neurologie, 1902, 12: 421-423.
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