A hearing problem may be suspected in a child who is not responding to sounds or who is not developing language skills appropriately.

Pollen, dust mites, mold, and animal dander are the most common causes of allergic rhinitis.

The main parts of the ear are the outer ear, the eardrum (tympanic membrane), the middle ear, and the inner ear.

The sinuses are cavities, or air-filled pockets, near the nasal passage. They are lined with mucous membranes.

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The purpose of endoscopic sinus surgery is to open the passages of the sinuses allowing for proper drainage to the nose.

Children usually place things in their ears because they are bored, curious, or copying other children. Some objects may cause no symptoms, but other objects, such as food and insects, may cause pain in the ear, redness, or drainage.

Glossary of terms relating to ear, nose, and throat disorders for patients and consumers

Hearing aids can help improve hearing and speech, especially in children with hearing loss in the inner ear caused by damaged hair cells or a damaged hearing nerve.

Hearing loss in babies is rare in this country, but when it does occur, it's important to diagnose it early. Undetected hearing loss can delay speech and language development.

Sensorineural hearing loss involves the inner ear or its connection with the brain. Conductive hearing loss involves the middle or outer ear.

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A child's hearing loss may be helped with hearing aids or cochlear implants. Training in sign language and lip reading is another option.

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Detailed information on nose and throat disorders in children

Nosebleeds are fairly common in children, especially in dry climates or during the winter months, when dry heat inside homes and buildings can cause drying, cracking, or crusting inside the nose.

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List of online resources to find additional information on ear, nose, and throat disorders

Swimmer's ear is caused by fungi or bacteria that are encouraged to grow because of water that remains trapped in the ear canal after swimming.

Otitis media is inflammation in the middle ear. Otitis media can occur as a result of a cold, sore throat, or respiratory infection.

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Symptoms of tonsillitis vary greatly depending on the cause of the infection, and can occur either suddenly or gradually.

Detailed information on ear, nose, and throat disorders in children

One type of hearing screening test for newborns uses a tiny, flexible plug that is inserted into the baby's ear. The other type of test uses electrodes attached with adhesive to the baby's scalp.