Basically, tinnitus , Tinnitus does not have a specific cause, but speculation about the mechanism from the following: patients with tinnitus is a subjective feeling, with the difference between noise and noise, which the examiner can hear, and patients often can be heard.

It can be intermittent, continuous or pulsating (synchronous with the heartbeat). Usually accompanied by deafness. Tinnitus generation mechanism is still unknown, almost all the symptoms of ear problems can occur, including the ear canal due to ear wax or foreign body obstruction, infection (otitis externa, tympanic membrane inflammation, otitis media, labyrinthitis, rock cone inflammation, syphilis, meningitis) .
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Eustachian tube obstruction, otosclerosis, middle ear tumors (such as a sphere tympanic glomus jugulare tumors and tumors), Meniere's disease, arachnoiditis, cerebellopontine angle tumor, drug poisoning (such as salicylic acid, quinine and synthesis of similar drugs, aminoglycoside antibiotics, certain diuretics, carbon monoxide, heavy metals and ethanol), cardiovascular diseases (such as hypertension, atherosclerosis, aneurysm, etc.), anemia, thyroid function back off, genetic sensorineural hearing loss, noise-induced deafness acoustic trauma (explosion trauma) and head trauma.

Neural mechanisms of tinnitus is not fully clear, generally considered a part of the auditory channel anomalies related. At present doctors and physiologists are the cochlea, auditory brainstem, auditory cortex in different parts of the nerve to look for possible changes caused by tinnitus.

Now we know that hearing loss associated with tinnitus are not produced in the cochlea or auditory nerve, because many of these patients in the auditory nerve amputation, and can not ease the tinnitus, but may exacerbate the condition.

Not very  serious, you can try the following ways:
First, the elderly should avoid the noise away from the roar of anti-deaf, noise and other noise, otherwise it would be hearing a sharp decline, and even lead to deafness.
Second, to avoid their Taoer Duo, often with the curette spoon, matches Taoer Duo digging stick, easy to hurt the ear canal, causing infection or irritation, and may ruin the eardrum. Itchy ear canal, it is best to the hospital for ear cleaning.

Third, the wise use of medication against poisoning quinine and antibiotics streptomycin, gentamicin, kanamycin, long-term use of the ear nerve toxicity, the use of doctor's orders to keep in mind.
Fourth, massage the ear lobe and inner ear hearing loss through the blood of older people have a certain relationship between the blood circulation slows down. Massage around the ear lobe and listen to house Yifeng point hole can blood flow, hearing protection.