dissociated vertical deviation


Also found in: Acronyms.

dissociated vertical deviation

a tendency often associated with congenital esotropia, in which an eye elevates, abducts, and extorts when covered, in violation of Herring law.

dis·so·ci·ated ver·tical de·vi·a·tion

(di-sō'sē-āt-ĕd vĕr'ti-kăl dē-vē-ā'shŭn)
A tendency, often associated with congenital esotropia, in which an eye elevates, abducts, and extorts when covered, in violation of the Hering law