J, K, L

J, K, L

J

Jet Lag - A disturbance induced by a major rapid shift in environmental time during travel to a new time zone. Symptoms include fatigue, sleep and impaired alertness.

K

K-Alpha - A type of micro-arousal where a K complex is followed by several seconds of alpha rhythm.

K Complex - An EEG waveform most commonly found in stage 2 sleep. It has a well-delineated negative sharp wave that is immediately followed by a slower positive component.

kaakosteonomie - kaakchirurgie

kataplexie - aanvallen van kortdurende spierverslappingen uitgelokt door emoties

ketenzorg - bedoeld om aan te geven dat de verschillende zorgverleners als schakels in een ketting samen (gaan) werken

KNO - Keel-, Neus- en Oorarts

L

larynx - strottenhoofd; bestaat uit kraakbeen

Laser Assisted Uvuloplasty (LAUP) - Surgical treatment usually used for simple snoring or mild obstructive sleep apnea. This procedure is designed to open the airway behind the palate. It requires multiple procedures where the laser reduces tissue of the palate and the area heals by scarring. It is an outpatient procedure performed under local anesthesia.

LAUP - Laser Assisted Uvula Plastic: verkorten van het zachte gehemelte (palatum molle) mbv. laserstraling

Leg Movement - Leg movements are recorded in diagnostic sleep studies to test for Periodic Limb Movement Disorder.

Letter of Medical Necessity (LMN) - Special document that is a certification by a physician that the prescribed item(s) is medically indicated, reasonable and necessary with reference to the standards of medical practice and treatment of the patient's condition.

Light-Dark Cycle - The periodic pattern of light (artificial or natural) alternating with darkness.

Light Sleep - A common term used to describe non-REM sleep stage 1, and sometimes, stage 2.

Light Therapy - Used to treat SAD (Seasonal Affective Disorder) and other conditions. Exposing the eyes to light of appropriate intensity and duration at the appropriate time of day to affect the timing, duration and quality of sleep.

Limit-Setting Sleep Disorder - Occurs when a child stalls or refuses to go to bed, and subsequently does not receive enough sleep.

Linear Sleepiness Rating Scale - A measure of subjective sleepiness. The scale consists of a horizontal line, 100 mm in length on which the right extreme is labeled "Very Sleepy" and the left extreme is labeled "Very Wide Awake."

LOA - Lapses Of Attention , momenten dat aandacht wegvalt

Luchtstroom Beperking

- (Flow Limitation) Gedeeltelijke afsluiting van de bovenste luchtwegen met als resultaat een verminderde luchtstroom.