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Crossed extension reflex (foot reflex)

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This is a primitive reflex that is usually is only present until one month of age. The examiner holds one of the baby's legs extended and applies firm pressure to the sole of the foot of the same leg. The baby's free leg flexes, adducts and then extends. The adduction component of the reflex is generally only present after 36 weeks gestation.


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The content herein is provided for informational purposes and does not replace the need to apply professional clinical judgement when diagnosing or treating any medical condition. A licensed medical practitioner should be consulted for diagnosis and treatment of any and all medical conditions.

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