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Polisomnografia

Polysomnography
Diagnòstics
Polysomnographic record of REM sleep. Eye movements highlighted by red rectangle.
ICD-9-CM89.17
MeSHD017286
OPS-301 code1-790
MedlinePlus003932
Polisomnografia.

Una polisomnografia (del grec poly, "molts"; somno, "son"; i graphy, "escriptura") és una prova usada en l'estudi del son.[1]

Descripció

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Els estats i les fases del son humà es defineixen segons els patrons característics que s'observen mitjançant l'electroencefalograma (EEG), l'electrooculograma (EOG, un mesurament dels moviments oculars) i l'electromiograma de superfície (EMG). La polisomnografia consisteix en el registre d'aquests paràmetres electrofisiològics que defineixen els estats de son i de vigília.

Permet diagnosticar l'apnea del son.

Vegeu també

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Referències

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Enllaços externs

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Polisomnografia
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