Hearing loss has many causes. In some cases, hearing loss is just one of the consequences of a disease or a syndrome and other causes may be genetic. There are other reasons such as the fact that in many cases the quality of hearing decreases as we age.Causes of hearing loss in children
Infants and young children are born with a hearing impairment or are acquired early in childhood. What are the main causes of deafness in children?
- Hearing loss as a symptom of disease – children who are hearing impaired only rarely manifest this symptom, it is added to others;
- BOR syndrome (renal oto Branhio) involves hearing loss as a result of this abnormal gene and the risk of developing kidney problems;
- Charge Syndrome is a rare genetic disease that affects pretty eyes, ears, heart;
- Congenital Cytomegalovirus is one of the most common causes of deafness and has consequences similar to those caused by rubella;
- Goldenhar syndrome is a congenital malformation that includes a variety of craniofacial abnormalities and hearing loss is one of its features;
- Treacher Collins syndrome is a rare disorder that causes both senior hearing loss and facial disfigurement;
- Can cause Usher syndrome with decreased hearing and vision loss;
- Waardenburg syndrome is one of the genetic causes of deafness, which affects the eyes and hair with ears.
Many children who have hearing diminished, abnormal genes inherited from parents, which triggers the symptoms.
Hearing loss due to medical treatments
- Ototoxicity – Certain medications can cause hearing loss. In less developed countries the rate of hearing loss can be high because of the use of medications that have side effects and hearing impairment including, for lack of better alternatives.
Hearing loss in older people
- Loss of hearing can be installed along with age (presbycusis);
- Meniere’s Disease Symptoms and hearing loss;
- Strong noise can be a major cause of deafness in people of all ages. One example is the bombing, and another full music played, especially by teenagers;
- Otosclerosis is a disease associated with hearing loss, which could be treated after surgery;
- Sometimes hearing loss can be installed without any WARNING of any kind;
- One of the causes of hearing impairment can be and temporomandibular disorder.
Other causes of hearing loss
There are other causes of hearing loss that is not genetic.
These include the following:
- Acoustic neuroma disease (less known);
- Autoimmune diseases of the inner ear;
- Auditory Neuropathy;
- Hearing Disorders involving the perception of sound;
- Cholesteatoma (growths in the ear that can cause hearing loss);
- Enlarged vestibular aqueduct;
- This cerumen (is a cause temporary hearing loss);
- Meningitis (which can be fatal disease, whose treatment involves the use of medications that can cause deafness);
- Mondini syndrome (malformation of the cochlea).