Oppenheim's sign is dorsiflexion of the big toe elicited by irritation downward of the medial side of the tibia
Positive sign indicates a damage to the pyramidal tract.
It is named for Hermann Oppenheim.
Famous quotes containing the words oppenheim and/or sign:
“It is not an exaggeration to say that play is as basic to your child’s total development as good food, cleanliness, and rest.”
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—Friedrich Nietzsche (1844–1900)