title: [Sudden perceptual hardness of hearing].
mesh_terms: D000208:Acute Disease; D000328:Adult; D000367:Age Factors; D000368:Aged; D001307:Auditory Perception; D002561:Cerebrovascular Disorders / Q000150:complications; D006311:Hearing Disorders / Q000209:etiology*; D006801:Humans; D008875:Middle Aged; D014012:Tinnitus / Q000209:etiology
vernacular_title: Náhlé percepcní nedoslýchavosti