diphenylhydantoin gingivitis

di·phen·yl·hy·dan·to·in gin·gi·vi·tis

gingivitis exacerbated by long-term therapy with diphenylhydantoin; the host response to bacterial plaque is characterized by marked hyperplasia of the fibrous connective tissue and, to a lesser degree, of the surface epithelium, resulting in gross enlargement of interdental papillae that may coalesce and obscure the crowns of the teeth.
Synonym(s): dilantin gingivitis

di·phen·yl·hy·dan·to·in gin·gi·vi·tis

(dī-fēnil-hī-dantō-in jinji-vītis)
Gingivitis exacerbated by long-term therapy with diphenylhydantoin; host response to bacterial plaque is characterized by marked hyperplasia of fibrous connective tissue and, to a lesser degree, of surface epithelium, resulting in gross enlargement of interdental papillae that may coalesce and obscure crowns of teeth.
Synonym(s): dilantin gingivitis.