Deaf­ness in Chil­dren

What is deaf­ness?

Woman's Era - - Short Story -

Deaf­ness is a par­tial or com­plete loss of hear­ing, also known as hear­ing im­pair­ment. The nor­mal thresh­old range is 020 deci­bels (db), where 0 db is the thresh­old for the per­cep­tion of sound at a given fre­quency for peo­ple with nor­mal hear­ing.

What are hear­ing loss? the lev­els of

Hear­ing loss is mea­sured in deci­bels. It can be graded as fol­lows: 25-39 db HL: mild, can­not hear ✿ whis­pers. 40-69 db HL: mod­er­ate, can­not ✿ hear con­ver­sa­tional speech. 70- 94 db HL: se­vere, can­not hear shout­ing. 95 db HL: pro­found, can­not hear sounds that would be painful for a per­son with nor­mal hear­ing. pa­tient age at on­set of the hear­ing loss, the thresh­old for sus­pi­cion of par­ents and health care providers.

In fol­low­ing sit­u­a­tions de­tailed in­ves­ti­ga­tions for hear­ing loss is needed.

Fam­ily his­tory of deaf­ness. ✿ In­fec­tion: con­gen­i­tal ( eg, rubella), mumps, menin­gi­tis. Oto­toxic med­i­ca­tions: in utero or post­na­tal. Low birth weight, pre­ma­tu­rity, low birth Ap­gar scores, pro­longed me­chan­i­cal ven­ti­la­tion. Cran­io­fa­cial anom­alies or any syn­drome as­so­ci­ated with sen­sorineu­ral hear­ing loss. Se­vere neona­tal hy­per­biliru­bi­naemia. Head in­jury. Neu­rode­gen­er­a­tive dis­or­ders. Con­cern about hear­ing, speech, lan­guage or de­vel­op­men­tal de­lay.

Otoa­cous­tic emis­sion can also be done in a new born

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