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Hello: Otolithiasis is a type of vertigo, also known as paroxysmal vertigo. In terms of **, the doctor recommends manual reduction as the main one.
Before that, two basic tests are performed to determine the location of the problematic semicircular canal, followed by a targeted manual reduction**. At the same time, you can take some drugs that help to dilate blood vessels, nourish nerves, and improve microcirculation to get better results.
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Precautions after otolithiasis reduction.
1. If there is limb weakness, numbness, or vision changes during reduction, you should tell the doctor in time, which may be caused by compression of the carotid artery, which may occur for a long time and may lead to stroke.
2. Sit for 10 minutes after the reset and then go home to avoid "paroxysmal vertigo" after the reduction, and do not drive.
3. Semi-recumbent position. On the night after reduction, the upper body should be in a semi-recumbent position, with the upper body at 45 degrees from the bed.
4. When sitting, "sit straight and look at each other".
5. Before the complete **, you can't see a dentist - the dentist's bed is the most likely to induce dizziness, you can't go to the beauty salon to do your hair, and you can't do exercises with head activities.
6. When a man shaves, he should not raise his head, but should bend over and lean forward and keep his eyes level with the front.
7. When washing your face and hair, you should not climb your head in the washbasin to wash, but stand up straight with your head looking straight ahead.
8. When sleeping, you can change 2 pillows to sleep.
9. Avoid lying on the side of the affected side.
10. Don't look up or bend down to lower your head, such as drying quilts, bending down to pick up things, tying shoelaces, etc.
11. You can swim, but you can't freestyle.
After 12,1 week, it is possible to carefully try to put the head in a position that previously induced vertigo, but be careful of falling, choosing a place where you will not injure yourself even if you fall.
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The following methods are often used for otolithiasis**: 1. Manual reduction is preferred, and there is an immediate effect after manual reduction. Second, the drug**, if it is anti** otolithiasis, people will have symptoms of dizziness, nausea, and vomiting, so in the acute stage, sedatives or antiemetic drugs, such as phenagen.
In addition, vestibular function training can also be done, and the occurrence of symptoms in an unbalanced state will be reduced after training. The key is prevention, patients with otolithiasis are mainly caused by frequent and violent head turning or poor lifestyle habits, so the usual movements must be gentle, do not sit up suddenly, lie down suddenly, which is easy to induce diseases.
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Medications** are key. For patients with otolithiasis, the better and more conventional is the use of vestibular inhibitors, such as cerebral prozine, phenagen, etc 2.
Surgery ** as an adjunct. To a lot of ...
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You have to go to the hospital to find a doctor for a special examination, listen to the doctor's professional advice, as soon as possible**, I wish you good health and all the best.
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There are a few steps you can take in your life to actively prevent otolithiasis. For example, pay attention to improving sleep, avoid overwork, pay attention to nutrition, prevent colds, timely ** tinnitus and deafness, prevent cardiovascular diseases and osteoporosis, etc., can prevent the appearance of otolithiasis to a large extent. Patients with otolithiasis may experience transient vertigo and nystagmus when the head position changes.
Although otolithiasis is not a life-threatening condition, it can be painful due to the intense vertigo it causes. But otolithiasis is preventable.
1. Improve sleep. Studies have shown that most patients with otolithiasis have problems with lack of sleep, such as anxiety, insomnia, staying up late, etc., which can lead to canalith detachment and onset. Therefore, getting enough sleep is of great significance for the prevention of otolithiasis.
2. Avoid overwork. Some patients may have a sudden onset of onset after overexertion, which may be related to the loosening and detachment of the canalith due to overexertion.
3. Reasonable nutrition and prevention of colds. Studies have found that some patients with otolithiasis have malnutrition, colds, weakened immunity and other manifestations before the onset of otolithiasis, and inflammation and surgery can also induce otolithiasis. Therefore, reasonable nutrition, prevention of colds, and improvement of resistance may reduce the appearance of otolithiasis.
1. Drugs**. Drugs are the most direct way to canalithiasis, patients can take drugs to relieve the symptoms of otolithiasis and reduce ear pain, such as common drugs such as diazepam and gamma oryzanol, etc., patients can choose to take drugs according to their own conditions.
2. Surgery**. If there is no way to solve otolithiasis in a conservative way, then the patient can choose to do semicircular canal occlusion, which relieves the vertigo caused by otolithiasis by preventing the formation of effective flow in the head.
3. Reduction technique**. In addition to conservative and surgical, otolithiasis patients can also undergo otolithiasis by reducing the manipulation. This method not only eliminates the need for medication, but also saves you from the hard work of surgery.
Patients with otolithiasis can go to the neurology department of the hospital for manual reduction under the guidance of a doctor**.
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Discharge cooling is another type of convection cooling. Unlike regenerative cooling, the coolant used for exhaust cooling absorbs heat to the thrust chamber and is discharged out of the combustion chamber instead of entering the combustion chamber to participate in combustion. Direct drain coolant reduces the thrust chamber specific impulse, so the coolant flow for drain cooling needs to be minimized while only using drain cooling at the outlet section of the nozzle that is relatively less heated.
There is also radiative cooling, in which the heat flow is transferred from the combustion products to the thrust chamber, and then the heat is radiated by the thrust chamber wall to the surrounding space. Radiative cooling is characterized by simplicity and small structural mass. It is mainly used in the extension section of large nozzles and the thrust chamber of small thrust engines using high-temperature resistant materials.
When cooling in the thrust chamber of the tissue, a relatively low temperature liquid or gas protective layer is established on the surface of the thrust chamber wall to reduce the heat flow to the thrust chamber wall, reduce the wall temperature, and achieve cooling. Internal cooling is mainly divided into three methods: internal cooling (shield cooling), membrane cooling and diaphoretic cooling of head tissues. After the internal cooling measures are adopted in the thrust chamber, the mixing ratio near the wall of the combustion chamber is different from the optimal mixing ratio in the central area (in most cases, the near-wall layer rich in fuel is used) due to the need to reduce the temperature of the protective layer, resulting in the uneven distribution of the mixing ratio along the cross-section of the combustion chamber, so that the combustion efficiency is reduced to a certain extent.
Membrane cooling is similar to shield cooling in that it cools the thrust chamber wall by establishing a uniform and stable coolant film or air film protective layer near the inner wall surface, except that the coolant used to establish the protective layer is not injected by the injector, but is supplied through a special cooling belt. The cooling band is generally arranged in a cross-section of the combustion chamber or the convergence section of the nozzle. There can be several cooling bands along the length of the combustion chamber.
In order to improve the stability of the membrane, the coolant often flows through the gaps or small holes in the cooling belts, and when sweating is used, the thrust chamber wall or part of the inner wall is made of porous material with a pore diameter of tens of microns. Porous materials are usually sintered with metal powders or pressed with metal mesh. In this case, the number of pores per unit area is increased by making the micropores in the material as evenly distributed as possible.
The liquid coolant penetrates into the inner wall, creating a protective film that reduces the density of the heat transferred to the wall. When the flow rate of liquid coolant used for sweat cooling is above a certain threshold, a liquid film is formed near the wall of the thrust chamber. When the coolant flow rate is below the critical flow, the inner wall temperature will be higher than the coolant boiling point at the current pressure, and some or all of the coolant will evaporate, forming an air film.
In addition to the above thermal protection, there are other thermal protection methods such as: ablation cooling, thermal insulation cooling, hot melt cooling and composite protection of chamber walls. 3. Thermal protection scheme of high enthalpy gas generator Based on the above methods and the actual situation, the thermal protection method of high enthalpy gas generator is obtained.
The combustion chamber of a high-enthalpy gas generator differs from that of a liquid rocket engine, eliminating the front thrust chamber part, making its structure simpler and more effective. Then, the thermal protection involved is the thermal protection part of the combustion chamber wall. As the fuel enters the combustion chamber, it quickly decomposes and releases large quantities.
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Analysis: Manual reduction of otolithiasis is generally effective once, and individual patients need multiple reductions to **. Generally, outpatient clinics** are sufficient, and some patients need to be hospitalized for multiple reductions.
Patients induce vertigo and occasionally vomit (accompanied by family members) when repositioning, but this is usually short-lived with no significant adverse consequences. After successful reduction, you need to rest for half an hour before leaving, and driving is contraindicated. It is best to avoid lying flat for three days after reduction.
It is recommended to sleep on a hard bed with buckwheat husk pillows. This is currently available in the neurology and otolaryngology departments of some hospitals**. If the local patient cannot be diagnosed, or if the diagnosis cannot be corrected, he can also contact a major hospital for diagnosis and treatment.
Patients with severe cervical spondylosis, cervical spine trauma, cervical artery dissection, and severe heart disease should be cautious** to prevent exacerbations. It should be noted that although manual reduction of otolithiasis may seem simple, it must be performed by an experienced doctor, and patients should not reduce it on their own to avoid danger.
Otolithiasis itself, medications** do not stop vertigo attacks. However, some older patients with cerebrovascular disease may require concomitant infusion**. Some patients with anxiety, depression, insomnia, or autonomic dysfunction need to be given medications** to prevent otolithiasis**.
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Tips for tackling otolithiasis.
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Otolithiasis, also known as benign positional vertigo, is mainly manifested by episodic vertigo, which is essentially caused by the canalith falling off and deviating from its original position. For otolithiasis, the clinical treatment is mainly reduced, there are manual reduction and machine reduction, it is recommended to choose machine reduction, generally reduce **once**, if the symptoms do not completely disappear after reduction, you can ** again**.
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Otolithiasis refers to brief paroxysmal episodes of vertigo and nystagmus that occur when the head moves rapidly to a particular head position.
**: The first type of patient is unknown and idiopathic. It is more common in the elderly and women, and may be related to aging, hormone level changes, calcium metabolism disorders, and osteoporosis.
The other type is secondary, mostly secondary to head trauma and vestibular neuritis, but also secondary to Meniere's disease, sudden deafness, middle or inner ear infection, ear surgery, etc.
The disease is more common in middle-aged people and slightly more common in women.
Clinical symptoms: sudden onset, dizziness, nystagmus, may be accompanied by nausea, vomiting and dizziness.
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Caused by the detachment of the canal canalith, the first way is to reduce. After a few resets, you know how to reset when you publish.
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Otolithiasis is also a type of vertigo, which is more complex and should be carried out in time to facilitate recovery.
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