Pseudomembranous angina are classically caused by Corynebacterium diphtheriae. More rarely, it caused by Corynebacterium ulcerans, sometimes carrying the diphteric exotoxine. EXEGERIS: We report a new autochton case of pseudomembranous pharyngitis caused by C. ulcerans, carrying the diphteric exotoxine, transmitted by a dog, complicated of velopharyngitis and hypopharyngée paralysis, then of diphtheric polyneuritis.Although exceptional, diphteria must always be evoked in front of a pseudomembranous angina. The insolation of C. ulcerans must make seek diphteric toxin and its complications.
