Sleep Neurology Glossary
100 terms total — 4 showing — Last updated 15 Sep 2026
multiple sleep latency test MSLT
Daytime sleep study measuring the tendency to fall asleep, used primarily to diagnose narcolepsy and assess excessive daytime sleepiness.
Cheyne-Stokes respiration
An abnormal breathing pattern characterized by crescendo-decrescendo cycles followed by apneas.
respiratory effort-related arousal
Sleep disruption caused by increased breathing effort that doesn't meet criteria for apnea or hypopnea but still fragmen...
sleep spindle
Characteristic EEG waveforms of 12-14 Hz frequency appearing in bursts during NREM sleep, generated by the thalamus.
split-night study
A sleep study combining diagnostic assessment in the first half with CPAP titration in the second half.