palatal nystagmus

pal·a·tal nys·tag·mus

a clonic spasm of the levator palati muscle, causing an audible click.
See also: palatal myoclonus.

pal·a·tal nys·tag·mus

(pală-tăl nis-tagmŭs)
Clonic spasm of the levator palati muscle, causing an audible click.