General Child Neurology
Mar. 15, 2023
Nearly 3,000 illustrations, including video clips of neurologic disorders.
Every article is reviewed by our esteemed Editorial Board for accuracy and currency.
Full spectrum of neurology in 1,200 comprehensive articles.
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This video-PSG of a patient with multiple system atrophy exhibits a harsh high-pitch sound during NREM sleep. Note the tonic activity of intercostalis muscles also during expiration. (Contributed by Dr. Federica Provini.)