释义 |
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. |