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It is typically experienced as a secondary symptom of sensorineural hearing loss, although not all patients with sensorineural hearing loss experience diplacusis or tinnitus. [ 1 ] [ 2 ] The onset is usually spontaneous and can occur following an acoustic trauma , for example an explosive noise, or in the presence of an ear infection . [ 3 ]
A concussion, also known as a mild traumatic brain injury (mTBI), is a head injury that temporarily affects brain functioning. [8] Symptoms may include headache, dizziness, difficulty with thinking and concentration, sleep disturbances, mood changes, a brief period of memory loss, brief loss of consciousness; problems with balance; nausea; blurred vision; and mood changes.
There are a few different ways to relieve sinus pressure. One of the most common methods is to take an over-the-counter decongestant. Decongestants help to reduce the inflammation in the sinuses ...
It is not known what causes PCS to occur and persist, [28] or why some people who have a mild traumatic brain injury later develop PCS while others do not. [29] [needs update] The nature of the syndrome and the diagnosis itself have been the subject of intense debate since the 19th century. However, certain risk factors have been identified ...
Episodes of vasovagal syncope are typically recurrent and usually occur when the predisposed person is exposed to a specific trigger. Before losing consciousness, the individual frequently experiences early signs or symptoms such as lightheadedness, nausea, the feeling of being extremely hot or cold (accompanied by sweating), ringing in the ears, an uncomfortable feeling in the heart, fuzzy ...
The prevalence of unreported trauma is common as a study showed that 25% of athletes thought that a concussion requires loss of consciousness. [43] A study by Sullivan et al. found that 83% of male rugby athletes were aware of concussion signs and symptoms, but only 50% understood or were aware of the protocol to return to play after an injury ...
] Such conditions happen when the vestibular system and the visual system do not present a synchronized and unified representation of one's body and surroundings. [24] According to sensory conflict theory, the cause of terrestrial motion sickness is the opposite of the cause of space motion sickness.
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