Joffroy reflex

Jof·froy re·flex

(zhō-fwa[h]'),

twitching of the glutei muscles when firm pressure is made on the nates, in cases of spastic paralysis.

Synonym(s): hip phenomenon

Joffroy reflex

(zhof-rwhah′)

[Alexis Joffroy, Fr. physician, 1844–1908]

Twitching of the gluteal muscles when pressure is applied to the buttocks.

Joffroy,

Alexis, French physician, 1844-1908.

Joffroy reflex - twitching of the gluteal muscles when firm pressure is made on the buttocks, in cases of spastic paralysis. Synonym(s): hip phenomenon

Joffroy sign - immobility of the facial muscles when the eyeballs are rolled upward, in exophthalmic goiter; disorder of the arithmetical faculty in the early stages of organic brain disease.