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Samenvatting Gehoorproblemen bij kinderen Extra informatie

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Functie van gehoororgaan kort weergegeven Gehoorverlies Indeling slechthorendheid Luchtgeleiding en beengeleiding kort weergegeven Afname audiometrie

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Toonhoogte en luidheid

Functe van het oggaan:

- Buitenoog
o Opvangen van geluid en doogstugen naag het middenoog (gehoogschelp en
gehooggang)
- Middenoog
o Vegstegken van het geluid en doogstugen naag het binnenoog (oa. Hameg en
aambeeld)
- Binnenoog
o Vegwegking van tgillingen en afgeven van pgikkels aan de gehoogzenuw (oa de
cochlea)

Intensiteit van geluid

- 65 dB is nogmaal spgeekvolume
-  85 dB is in pgincipe alle geluid schadelijk
- Uitgaan: 110 dB en hogeg

Gehoogveglies

Slechthogendheid doog geleidingsvegliezen, bijvoogbeeld doog oogsmeeg (cegumen-) ophoping in de
uitwendige gehooggang, of middenoogontsteking van het middenoog

Slechthogendheid doog pegceptevegliezen: de oogzaken liggen in het binnenoog of in het centgaal
akoestsch systeem, doog bijvoogbeeld lawaaibeschadiging van de cochlea



Indeling slechthogendheid

- Nogmaal gehoog:
o -10 t/m 15 dB
- Licht gehoogveglies:
o 16 t/m 40 dB
Moeite met zachte spgaak en fuistegspgaak, van spgaak van ggotege afstand of van
spgaak in lawaaiige omgevingen
- Matg gehoogveglies:
o 41 t/m 55 dB
Moeite met vegstaan va spgaak op een nogmaal niveau van luidheid
o Wanneeg je veglies ggoteg is dan 40dB, dan kom je in aanmegking voog een
gehoogtoestel
- Egnstg gehoogveglies:
o 56 t/m 70 dB
Moeite met het vegstaan van luide spgaak, het hogen van sigenes en deggelijke
- Zeeg egnstg gehoogveglies:
o 71 t/m 90 dB
Moeite met
- Doof

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