multiple sleep latency test


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mul·ti·ple sleep la·ten·cy test

a test of the propensity to fall asleep, done by performing polysomnography during multiple brief opportunities to sleep.

multiple sleep latency test (MSLT)

a test of the propensity to fall asleep, often used to diagnose narcolepsy. The subject is given five 20-minute nap opportunities at 2-hour intervals, usually after an overnight polysomnogram. The mean latency to sleep onset and the stages of sleep that occur are determined from polygraph records. Well-rested adults have a mean MSLT of 15 minutes. A mean MSLT of less than 5 minutes indicates severe hypersomnia.

mul·ti·ple sleep la·ten·cy test

(mŭl'ti-pĕl slēp lā'tĕn-sē test)
Sleep study that involves 15- to 20-minute nap periods every 2 hours over 8-10 hours, with polysomnography during each nap.

multiple sleep latency test

A test to diagnose any of several causes of excessive daytime sleepiness. Causes include insomnia, narcolepsy, and obstructive sleep apnea.
References in periodicals archive ?
Multiple sleep latency test and maintenance of wakefulness test.
Pharmacodynamic Profile of Three Novel Formulations of Zaleplon in Normal Volunteers as Evaluated by the Multiple Sleep Latency Test
Practice parameters for clinical use of multiple sleep latency test and the maintenance wakefulness test.
The multiple sleep latency test (MSLT) can help answer that question in an objective way that's been standardized and well validated," said Dr.
Following multiple sleep latency test trials for narcolepsy diagnosis, sleep technologists are instructed to ask patients if they have dreamed.
One of the primary outcomes used was the Multiple Sleep Latency Test (MSLT), which is similar to the MWT and is scored the same way, except that participants are told they should not resist falling asleep.
The pre-installed software usually comes with all working configurations for montages, scoring modules and reports for routine protocols such as standard PSG, CPAP/bi-level, split night and multiple sleep latency test.
CHICAGO -- The American Academy of Sleep Medicine's protocol for the multiple sleep latency test might miss at least one sleep-onset REM occurrence in more than one-fourth of cases, said Dr.

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