Recently, the number of patients with sudden deafness has increased significantly, about 30% more than usual, many of which are caused by overwork, tension and anxiety. In the past, sudden deafness was common in middle-aged and old people or people with cardiovascular and cerebrovascular diseases, but recently, the number of young people with sudden deafness is increasing gradually, and the growth is very fast.
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Too much pressure increases the incidence
Sudden deafness, also known as “ear stroke”, is a kind of nervous deafness. The patient can’t hear the sound suddenly without any omen. At the beginning, he may just feel the tinnitus, the buzzing of the ear, or the feeling of ear tightness.
Chen Zhiling, director of Otolaryngology Department of Hangzhou hospital of traditional Chinese medicine, said that excessive fatigue, anxiety and tension, staying up late, etc., will cause insufficient blood supply to the brain, which will affect the cochlea, causing ischemia and anoxia of the cochlea. The hair cells in the cochlea are in charge of hearing, which is very sensitive. Once ischemia and anoxia occurs, it will cause cochlear damage and sudden deafness. In addition, virus infection can also damage the auditory nerve, causing sudden deafness, dizziness and other symptoms.
Nowadays, young people have a fast pace of life, great work pressure, frequent overtime and over fatigue, which greatly improves the incidence of this disease. In addition, people with hypertension, hyperlipidemia and hyperglycemia, or who are often in noise environment, will increase the risk of disease. For example, some people like to listen to music and sleep with earphones plugged in, which can also cause hearing damage over a long period of time.
“Different people have different tolerance to cochlear ischemia and hypoxia.” Chen Zhiling said that some people are particularly sensitive to the cochlear nerve, which will cause damage to the cochlea if they encounter a little ischemia and hypoxia. However, some people have better tolerance, fatigue resistance and compression resistance, so it is not easy to suffer from cochlear ischemia and hypoxia. Generally speaking, the anti fatigue tolerance of middle-aged and old people and people with cardiovascular and cerebrovascular diseases is relatively poor, and sudden deafness, vertigo and tinnitus are mainly in these people.
Most patients can recover within three days after the onset of the disease
Most of sudden deafness patients get sick in the early morning or shortly after getting up in the morning, accompanied by slight tinnitus, stuffy and blocked ears and hearing loss. Some patients even have dizziness and vomiting. Due to the lack of understanding of the disease, coupled with a certain self-healing rate of the disease, a considerable number of patients blindly believe that sudden deafness is temporary, without a good rest, “on fire”, after a period of time. Some think it’s a small problem, because they are busy at work and don’t have time. They can see a doctor after they are busy. Because of the above reasons, after the onset of the disease did not see a doctor in time, the longest ten days after the onset of the disease to see a doctor, seriously affecting the effect of treatment.
Foreign data show that if the course of disease is more than one month, the damage of inner ear is irreversible, and the possibility of hearing recovery is very small. Gao Chunjin, chief physician of the hyperbaric oxygen Department of Chaoyang Hospital in Beijing, reminded that because sudden deafness is an emergency of the otopathy, the damage of the sensilla is irreversible and should be treated by an otologist immediately. If we see a doctor within three days after the onset of the disease, most of them can recover. If we see a doctor two weeks later, only about 5% of the people can recover their hearing.
It should be noted that if patients with sudden deafness suffer from untreated pneumothorax, pulmonary bullae, active internal bleeding (such as gastrointestinal bleeding), the sudden increase of oxygen pressure will make the alveoli rupture or aggravate the degree of bleeding. It is better not to choose hyperbaric oxygen treatment. (from urban express and health times)
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