[Sudden bilateral deafness as allergic manifestation].

The paper reports the case of a young woman who presented with a serious bilateral sudden deafness, after the ingestion of a betalactam antibiotic (known as allergic for her) in association with a mucolytic. Account of the course of the clinical events noticed, which are compared with the findings observed in other scarce publications on sudden deafness linked with allergic reactions. Finally the AA. outline a pathogenetic hypothesis in order to explain these cases of deafness involved with digestive allergic reactions.