Babinski reflex


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Related to Babinski reflex: plantar reflex

Babinski reflex

[bə′binz·kē ′ri‚fleks]
(medicine)
An abnormal reflex after infancy associated with a disturbance of the pyramidal tract, characterized by extension of the great toe with fanning of the other toes on sharply stroking the lateral aspect of the sole.
References in periodicals archive ?
If the Babinski reflex is present, the big toe will extend upwards toward the top of the foot and the other toes will spread out.
An abnormal Babinski reflex occurs when upper motor neuron damage has developed.
Her Babinski reflex was negative on the right side and unequivocal on the left side.