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Brain abscesses commonly occur when bacteria or fungi infect part of the brain. Swelling and irritation (inflammation) develops in response.
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One-half of all brain abscesses are caused by the spread of bacteria from a nearby infection. Sources of bacteria include:.middle ear infections( otitis media) or infections in the bony spaces in front of the middle ear( mastoiditis).
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Bacteria are prokaryotes(unicellular organisms with no membrane-enclosed nucleus) with simple structures that typically range in size from about 0.5 to 20 micrometers.Bacteria are named according to the binomial(two-name) system of nomenclature fi...
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Knowing whether your infection is caused by a virus or a bacterium makes a difference in how it is treated.
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How do you know if you have a sinus infection?
Harvey B. Simon, M.D. is an Associate Professor of Medicine at Harvard Medical School and a member of the Health Sciences Technology Faculty at Massachusetts Institute of Technology. He is the founding editor of Harvard Men's Health Watch (www.health.harvard.edu) and the author of six consumer health books, including The Harvard Medical School Guide to Men's Health (Simon and Schuster, 2002) and The No Sweat Exercise Plan. Lose Weight, Get Healthy and Live Longer (McGraw-Hill, 2006). Dr. Simon practices at the Massachusetts General Hospital; he received the London Prize for Excellence in Teaching from Harvard and MIT.
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Encephalitis is irritation and swelling(inflammation) of the brain, usually due to infections.Encephalitis is most often caused by a viral infection. Many types of viruses may cause it.
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Encephalitis is an inflammation of the brain, usually caused by a direct viral infection or a hypersensitivity reaction to a virus or foreign protein. Brain inflammation caused by a bacterial infection is sometimes called cerebritis.
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Detailed information on the most common types of encephalitis, including Japanese encephalitis, tickborne encephalitis, and arbovirus encephalitis
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Although the word meningitis suggests an inflammation of the meninges only, there is always some involvement of the most superficial parts of the brain that are contiguous to the meninges. Often there are also alterations in the flow of cerebrospinal fluid (CSF).
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Detailed information on encephalitis, including causes, symptoms, diagnosis, and treatment
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Detailed information on encephalitis, including cause, symptoms, diagnosis, and treatment
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Encephalitis is an acute inflammatory process that affects brain tissue and is almost always accompanied by inflammation of the adjacent meninges(tissues lining the brain). There are many types of encephalitis, most of which are caused by viral in...
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Encephalitis is an inflammation of the brain, usually caused by a direct viral infection or a hypersensitivity reaction to a virus or foreign protein. Brain inflammation caused by a bacterial infection is sometimes called cerebritis.
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Encephalitis infects the brain tissue itself and has serious consequences.Among the many forms of encephalitis are those that occur seasonally, those that affect animals, and a form that is carried by a mosquito. Viruses that have been directly im...
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I have a toenail fungus that makes the toenail discolored and very thick. What remedies are there to cure this, other than taking a drug that may be harmful to your liver?
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Toenail fungus is difficult to treat, but two new types of treatment in testing may make it easier. One uses short-wavelength light, and the other requires drilling tiny holes in the affected nail.
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