Limited good-quality evidence available on earwax removal methods; softeners more effective than no treatment, but evidence for irrigation or mechanical removal is equivocal.
نویسندگان
چکیده
Cerumen impaction is common and saliently affects well-being Cerumen excreted from the skin of the external ear canal provides a protective oily layer, entraps foreign materials and has antibacterial properties. It is produced by special glands and usually is degraded in parallel, so in most people there is no wax accumulation. If a large quantity of wax is retained, it blocks the ear canal and severely interferes with hearing. Such blockage can easily be removed to resume previous hearing. Impaction is caused by ear ‘cleaning’ with Q-tips which often creates a piston mechanism that pushes the wax inside the canal towards the tympanic membrane. This is one of the reasons why regular wax removal or ‘cleaning’ is not recommended. Some populations though tend to develop frequent cerumen impaction, which is refl ected as reversible, profound, hearing loss. Other symptoms include tinnitus, itching, cough, dizziness or pain. Reasons for higher prevalence include drier secretions, metabolic changes and genetics. Some 5% of the general population in the UK suffers from cerumen impaction at any given time. Among the older people, prevalence reaches up to 65%, and it is seen in more than 30% of the people with intellectual disability. Impaction-associated hearing impairment leads to poor communication, physical immobility, social isolation and depression. Improved cognition may follow earwax removal, and use of spray-applied new formula (Clean Ears) was superior to other common cerumenolytics.1 Old people often reconcile to hearing impairment as expected manifestation of ageing. They further tend to refrain from using assistive devices, mainly due to aesthetic considerations and fi nancial restraints. Few residents in care homes for the older people are actually using hearing aids; the same applies to intellectually challenged people.
منابع مشابه
The safety and effectiveness of different methods of earwax removal: a systematic review and economic evaluation.
BACKGROUND Build-up of earwax is a common reason for attendance in primary care. Current practice for earwax removal generally involves the use of a softening agent, followed by irrigation of the ear if required. However, the safety and benefits of the different methods of removal are not known for certain. OBJECTIVES To conduct evidence synthesis of the clinical effectiveness and cost-effect...
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EVIDENCE SUMMARY In studies that evaluated onetime softening in the office to ease or eliminate the need for irrigation, a presoak with docusate sodium (Colace) was most effective, although its effects were not compared with those of water. Both triethanolamine (Cerumenex) and olive oil were the next most effective treatments. Carbamide peroxide (Debrox, Murine Ear) was least effective (see Tab...
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Cerumen is a naturally occurring, normally extruded product of the external auditory canal. It is usually asymptomatic, but when it becomes impacted it can cause complications such as hearing loss, pain, or dizziness. It also can interfere with examination of the tympanic membrane. Depending on available equipment, physician skill, and patient circumstances, treatment options for cerumen impact...
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ورودعنوان ژورنال:
- Evidence-based nursing
دوره 14 2 شماره
صفحات -
تاریخ انتشار 2011