TY - CHAP M1 - Book, Section TI - Landau-Kleffner Syndrome (LKS) A1 - Bissonnette, Bruno A1 - Luginbuehl, Igor A1 - Engelhardt, Thomas Y1 - 2019 N1 - T2 - Syndromes: Rapid Recognition and Perioperative Implications, 2e AB - It is a rare medical condition with an onset during childhood characterized by aphasic epilepsy of unknown origin resulting in severe language dysfunction (eg, loss of previously acquired speech and language skills [aphasia] and auditory agnosia). The symptoms typically begin between the ages of 3 and 7 years although the condition may rarely occur in children as young as 18 months of age. Approximately 70% of patients present simple or complex partial seizures as a form of atypical absence. The syndrome can be difficult to diagnose and is often misdiagnosed as autism. SN - PB - McGraw-Hill Education CY - New York, NY Y2 - 2024/03/29 UR - accessanesthesiology.mhmedical.com/content.aspx?aid=1164076251 ER -