HCRT and Cataplexy: Cataplexy and either (a) mean sleep latency≤8 min and ≥2 SOREMPs on MSLT or (b) a SOREMP ≤15 min of sleep onset on the preceding nocturnal PSG, and/or CSF orexin concentration below normal (i.e., <110 pg/mL or <1/3 control values)