S103 Polysomnographic features of narcolepsy types 1 and 2, and of idiopathic hypersomnia: Strengths and limitations

Current diagnostic criteria of narcolepsy types 1 (NT1), type 2 (NT2) and idiopathic hypersomnia (IH), including clinical, electrophysiological and biologic criteria are listed in the International classification of sleep disorders, 3rd edition (ICSD-3). Electrophysiological criteria have been recently weakened with the demonstration that the multiple sleep latency test (MSLT) has poor test/retest reliability. Thus the search for additional electrophysiological criteria for these central disorders of hypersomnolence.

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