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Topic: Hearing loss


  
  Hearing Loss- Health Encyclopedia and Reference
Common causes of conductive hearing loss are wax blocking the ear, a perforated eardrum, or fluid in the ears.
The causes of hearing loss may be congenital (present at birth) - genetic, use of ototoxic drugs during pregnancy, prenatal rubella in expectant mothers, infections during pregnancy, perinatal anoxia (fetal oxygen lack), or Rh blood disease.
Or, the cause may be acquired hearing loss - noise exposure, presbycusis, infections that affect the middle ear and inner ear such as mumps, measles and influenza, middle ear infections, ototoxicity (drugs that harm the inner ear), head injuries, benign tumors of the hearing nerve (acoustic neuroma), and cancer (rare).
www.healthcentral.com /encyclopedia/408/598.html   (785 words)

  
 Hearing impairment -- Facts, Info, and Encyclopedia article   (Site not responding. Last check: 2007-10-21)
While some cases of hearing loss are reversible with medical treatment, many lead to a permanent (The condition of being unable to perform as a consequence of physical or mental unfitness) disability.
Of vital importance are the age at which the hearing loss occurred, as this may interfere with the acquisition of spoken language.
Hearing impaired persons with partial loss of hearing may find that the quality of their hearing varies from day to day, or from one situation to another or not at all.
www.absoluteastronomy.com /encyclopedia/h/he/hearing_impairment.htm   (2344 words)

  
 Hearing Loss
Hearing loss is also measured by severity and there are different categorizations based on the severity of the hearing loss.
A conductive hearing loss is caused by “disorders associated with an abnormality in the reception and transmission of sound through the external auditory canal, tympanic membrane, and middle ear space” (Hilger, Paparella, and Anderson, 1984, p.
Hearing loss that is acquired before the approximate age of three years is called a prelingual hearing loss.
chaoticuniverse.tripod.com /hearing.html   (619 words)

  
 Hearing Loss   (Site not responding. Last check: 2007-10-21)
Doctors divide hearing loss into two basic categories: conductive hearing loss, which occurs when the passage of sound waves is impeded in the external or middle ear, and sensorineural hearing loss, which results from damage to the structures or pathways of the inner ear.
Conductive hearing loss may result from factors such as earwax buildup, middle ear infection and inflammation, or excessive rigidity of the tiny bones in the middle ear that convey the vibrations of the eardrum to the inner ear structures.
Hearing loss without ear pain can be the result of an acoustic neuroma (a benign tumor in the cells covering the acoustic nerve); infection of the inner ear; osteosclerosis (overgrowth of bone in the middle ear); kidney dysfunction; Paget's disease of bone; or Meniere's disease.
www.netritionals.com /ne00154.html   (1145 words)

  
 What is the Cause of Hearing Loss? Cause of Hearing Loss in Adults, Cause of Hearing Loss in Children, Cause of ...
Hearing loss can also occur as a result of an acoustic trauma, or a single exposure or very few exposures to very high levels of sound.
Loss of hearing as a result of the aging process is called presbycusis.
Approximately 80% of inherited hearing loss is autosomal recessive.
www.hearing-loss-cause.com   (2138 words)

  
 Hearing Loss   (Site not responding. Last check: 2007-10-21)
The diagnosis of a sensorineural pattern hearing loss is made through audiometry, which shows a significant hearing loss without the "air-bone gap" that is characteristic of conductive hearing disturbances.
Hearing loss and tinnitus (usually temporary), can also be associated with high doses of aspirin or other ototoxic drugs such as the nonsteroidal anti-inflammatory drugs.
Neural presbycusis is caused by loss of cochlear neurons.
www.dizziness-and-balance.com /disorders/hearing/hearing.html   (3114 words)

  
 Hearing & Hearing Loss
Conductive hearing loss is caused by a problem in the outer or middle ear, including eustachian tube malfunction or a defect in the ossicular chain.
Sensorineural hearing loss is the most common type of hearing loss and is caused by damage to the inner ear and/or the auditory nerve.
Retro-cochlear hearing loss is noted by inconsistencies on the audiogram, such as poorer speech recognition ability than the pure tones indicate, especially at loud presentation levels.
www.hsdc.org /News/Audiology/hearing.htm   (1413 words)

  
 Disability Info: Deafness and Hearing Loss Fact Sheet (FS3)
Hearing loss is generally described as slight, mild, moderate, severe, or profound, depending upon how well a person can hear the intensities or frequencies most greatly associated with speech.
Conductive hearing losses are caused by diseases or obstructions in the outer or middle ear (the conduction pathways for sound to reach the inner ear).
A mixed hearing loss refers to a combination of conductive and sensorineural loss and means that a problem occurs in both the outer or middle and the inner ear.
www.nichcy.org /pubs/factshe/fs3txt.htm   (1116 words)

  
 Hearing Loss
Hearing loss is a condition that may develop insidiously and frequently affects the daily life of the person who suffers with it.
Conductive hearing loss occurs with cerumen, or wax, in the external canal, a perforation or hole in the ear drum, negative pressure in the middle ear due to the Eustachian tube not functioning well, fluid in the ears, or problems with the small bones.
Hearing aids work for most people with hearing loss, whether the hearing loss is conductive or of the nerve type.
home.hawaii.rr.com /dochazenfield/hearing.htm   (1008 words)

  
 Hearing loss - information on causes and treatment
Conductive hearing loss is caused by anything that interferes with the transmission of sound from the outer to the inner ear.
Sensorineural hearing loss is due to damage to the pathway for sound impulses from the hair cells of the inner ear to the auditory nerve and the brain.
In adults, hearing loss may be very gradual, as in age-related hearing loss, or it can be very sudden, as in some viral infections of the inner ear.
hcd2.bupa.co.uk /fact_sheets/Mosby_factsheets/Hearing_Loss.html   (1276 words)

  
 Medical References: Hearing Loss
Hearing loss is often discussed in terms of where the loss occurs in the hearing pathway.
Sensorineural hearing loss usually occurs when the hair cells in the inner ear cannot detect all incoming vibrations or when neural impulses are not transmitted to the brain.
Parents should be concerned about hearing loss in older children if they develop vocabulary more slowly than their peers; have speech that is difficult to understand or that is too loud or too soft; often ask you to repeat what was said; turn the TV too loud.
www.marchofdimes.com /professionals/681_1232.asp   (2154 words)

  
 Types of Hearing Loss
Conductive hearing loss occurs when sound is not conducted efficiently through the outer ear canal to the eardrum and the tiny bones, or ossicles, of the middle ear.
Sensorineural hearing loss occurs when there is damage to the inner ear (cochlea) or to the nerve pathways from the inner ear (retrocochlear) to the brain.
A sudden hearing loss is one that has an acute or rapid onset and therefore occurs quickly, requiring immediate medical attention to determine its cause and treatment.
www.asha.org /public/hearing/disorders/types.htm   (726 words)

  
 What's Hearing Loss?
Hearing loss, or hearing impairment (say: im-pare-ment), happens when there is a problem with one or more parts of the ear or ears.
Hearing loss can happen because a person was born with parts of the ear that didn't form correctly and don't work well.
Permanent hearing loss is rare from an ear infection, but you need to visit the doctor if you or your parents suspect you have one.
kidshealth.org /kid/health_problems/sight/hearing_impairment.html   (575 words)

  
 Hearing Loss - Age Page - Health Information
Whether a hearing loss is small (missing certain sounds) or large (being profoundly deaf), it is a serious concern.
Hearing loss can have many different causes, including the aging process, ear wax buildup, exposure to very loud noises over a long period of time, viral or bacterial infections, heart conditions or stroke, head injuries, tumors, certain medicines, and heredity.
Tinnitus may be caused by loud noise, hearing loss, certain medicines, and other health problems, such as allergies and problems in the heart and blood vessels.
www.niapublications.org /engagepages/hearing.asp   (1485 words)

  
 Hearing Loss (part 1), NCBDDD, CDC
Hearing loss severity is based on how well a person can hear the frequencies or intensities most often associated with speech.
Central: Hearing loss caused by a problem along the pathway from the inner ear to the auditory region of the brain or in the brain itself.
However, in most children with hearing loss that is due to a genetic cause, the hearing loss is not part of a syndrome.
www.cdc.gov /ncbddd/dd/ddhi.htm   (2694 words)

  
 [No title]
Sudden hearing loss is most likely a symptom rather than a discrete disease, merely representing the end result of many insults to the inner ear.
Yoo et al in 1983 induced autoimmune sensorineural hearing loss in rats by immunization with type II collagen, and demonstrated the presence of monoclonal antibody to type II collagen within the otic capsule.
Noury KA, Katsarkas A. Sudden unilateral sensorineural hearing loss: a syndrome or a symptom.
www.bcm.edu /oto/grand/111893.html   (2474 words)

  
 Sudden Hearing Loss   (Site not responding. Last check: 2007-10-21)
Sudden hearing loss is associated with vertigo in between 20 to 60% of patients (Rambold et al, 2005).
The hearing loss of CSF leak likely results from lowering of CSF pressure, which lowers perilymphatic (inner ear) pressure, and results in a picture similar to Meniere's disease.
Hearing outcome is not altered differentially by IV steroids administered in the first day vs. within the first week (Huy and Sauvaget, 2005).
www.dizziness-and-balance.com /disorders/hearing/shl.htm   (2180 words)

  
 Understanding Hearing Loss   (Site not responding. Last check: 2007-10-21)
Although these factors usually result in permanent, sensorineural hearing loss, it is important to have both the audiologist and a physician involved in the diagnosis.
Hearing aids alone may not be an instant answer to your hearing problems.
Hearing loss may occur so gradually that the person is not aware that it is happening.
www.hear-more.com /understandingloss.htm   (734 words)

  
 Hearing Loss Web Home
Hearing Loss Web is dedicated to people who have hearing loss, but are not members of the traditional Deaf community.
Issues and their resolution continue to be a hot topic among the hearing loss community.
Medical aspects of hearing loss are receiving increased attention from the medical and scientific community.
www.hearinglossweb.com   (946 words)

  
 Hearing loss
The gradual hearing loss that occurs as you age (presbycusis) is a common condition.
Hearing occurs when sound waves reach the structures inside your ear, and your ear converts the sound wave vibrations into nerve signals that your brain recognizes as sound.
Your hearing may have deteriorated if you find that it's harder for you to understand everything that's said in conversation, especially when there's background noise, if sounds seem muffled, or if you find yourself having to turn the volume higher when you listen to music, the radio or television.
www.cnn.com /HEALTH/library/DS/00172.html   (1574 words)

  
 MedlinePlus Medical Encyclopedia: Hearing loss
Hearing loss is the total or partial inability to hear sound in one or both ears.
Ear infections are the most common cause of temporary hearing loss in children.
A hearing aid can be helpful in coping with hearing loss caused by nerve damage.
www.nlm.nih.gov /medlineplus/ency/article/003044.htm   (701 words)

  
 Hearing loss, deafness, and other hearing conditions on MedicineNet.com
Hearing loss, or deafness, can be present at birth (congenital), or become evident later in life (acquired).
Hearing loss can also be classified based on which portions of the hearing system (auditory system) are affected.
hearing loss of unknown cause (idiopathic hearing loss),
www.medicinenet.com /deafness/article.htm   (455 words)

  
 OTO/HNS Syllabus: Inner Ear Disease/ Hearing Loss
Hearing is the transduction of sound (mechanical energy) into neural impulses and the interpretation of those impulses by the central nervous system.
Sensorineural hearing loss - often associated with poor discrimination out of proportion to degree of pure tone sensitivity loss - this is due to distortion of sound by cochlea or nerve
Sensorineural hearing loss often seen in association with otosclerosis of foot plate, but occurrence of pure sensorineural hearing loss is controversial
www.bcm.edu /oto/studs/innear.html   (922 words)

  
 Encyclopedia: Unilateral hearing loss   (Site not responding. Last check: 2007-10-21)
People with unilateral hearing loss can hear normally in one ear, but have trouble hearing out of the other ear.
Profound unilateral hearing loss is a specific type off hearing impairment when one ear has no functional hearing ability (91dB or greater hearing loss).
The effect is similar to what happens when people with unimpaired hearing try to watch, on a mono TV, someone speaking in a noisy crowd.
www.nationmaster.com /encyclopedia/Unilateral-hearing-loss   (302 words)

  
 Hearing Aids Support Forum. Open chat and research forum for every thing hearing loss related.   (Site not responding. Last check: 2007-10-21)
Hearing loss, or hearing impairment, happens when there is a problem with one or more parts of the ear or ears.
Someone who has hearing loss or impairment may be able to hear some sounds or nothing at all.
A hearing aid is an electronic, battery-operated device that amplifies and changes sound to allow for improved communication.
www.abouthearingloss.com   (260 words)

  
 * Hearing Loss
Hearing loss: How the patients experience the healing process of their inner ear organs made possible by the low level laser light therapy
Hearing loss: Experience of an amelioration of their hearing capacity
Average therapy course concerning patients with moderately serious diseases of the inner ear (hearing loss,tinnitus, vertig).
www.dr-wilden.de /en_info/34.html   (242 words)

  
 Baptist Northeast : Health Illustrated Encyclopedia
Age related hearing loss is a progressive loss of the ability to hear high frequencies, which occurs as people get older.
Age-related hearing loss (presbycusis) involves a progressive loss of hearing, beginning with high-frequency sounds such as speech.
Age-related hearing loss tends to occur in families.
healthcontent.baptistnortheast.com /adamcontent/ency/article/001045.asp   (291 words)

  
 Hearing Exchange - For People With Hearing Loss, Parents and Professionals!
If you or your child is hard of hearing or deaf, or you are a professional who works with people with hearing loss, you've come to the right place.
If you’re new to hearing loss or are looking for information on causes and prevention of hearing loss as well as its economic impact, visit this site.
If your child has a hearing loss, be sure that his or her teacher is properly inserviced about how to work with your child.
www.hearingexchange.com   (311 words)

  
 Coping with Hearing Loss
I started losing my hearing when I was in my early 30s and the loss progressed rapidly in both ears.
We know Menieres Syndrome caused the hearing loss, but it was particularly hard to understand the fear of flying.
Whatever the cause of both problems, they had to be dealt with so I set my mind to overcoming the trauma of hearing loss and my fear of flying.
www.suite101.com /course.cfm/17686/overview   (519 words)

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