sphincterismus

sphincterismus

 [sfingk″ter-iz´mus] spasm of a sphincter.

sphinc·ter·is·mus

(sfingk'tĕr-iz'mŭs), Spasmodic contraction of the sphincter ani muscles.

sphinc·ter·is·mus

(sfingk'tĕr-iz'mŭs) Spasmodic contraction of the sphincter ani muscles.