Importance of early drug treatment in prognosis of the Landau-Kleffner syndrome.

An expert team conducted a ten-year survey of eight children with Landau-Kleffner syndrome (LKS) identified among children referred to Polyclinic "SUVAG" in Zagreb because of hearing disturbances. Although LKS is a rare disorder it is extremely important to detect it because early diagnosis and prompt medicinal treatment may improve the prognosis, whereas neglect and late diagnosis result in language disability. Standard diagnostic criteria must be established to enable timely treatment.