Sennheiser ADCS1 - Page 27

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Contraindications:
General clinical contraindications for the use of
hearing aids are:
• Hearing loss is not in the fitting range of the
hearing aid (i.e. gain, frequency response)
• Acute tinnitus
• Deformity of the ear (i.e. closed ear canal;
absence of the auricle)
• Neural hearing loss (retro-cochlear
pathologies such as absent/non-viable
auditory nerve)
The primary criteria for the referral of a patient
for a medical or other specialist opinion and / or
treatment are as follows:
• Visible congenital or traumatic deformity of
the ear;
• History of active drainage from the ear in the
previous  days;
• History of sudden or rapidly progressive
hearing loss in one or both ears within the
previous  days
• Acute or chronic dizziness;
• Audiometric air-bone gap equal to or greater
than  dB at  Hz,  Hz and  Hz;
• Visible evidence of significant cerumen
accumulation or a foreign body in the ear canal;
• Pain or discomfort in the ear;
• Abnormal appearance of the eardrum and ear
canal such as
• Inflammation of the external auditory canal,
• Perforated eardrum;
• Other abnormalities which the hearing care
professional believes are of medical concern
The hearing care professional may decide
that referral is not appropriate or in the best
interests of the patient when the following
applies:
• When there is sufficient evidence that the
condition has been fully investigated by a
medical specialist and any possible treatment
has been provided;