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Greek -ῖτις (-îtis) fem. form of -ίτης (-ítēs), pertaining to, because it was used with the feminine noun νόσος (nósos, disease), thus -îtis nósos, disease of the, disease pertaining to tonsillitis-ium: structure, tissue Latin -ium, aggregation or mass of (such as tissue) pericardium
The blood–brain barrier becomes more permeable, leading to "vasogenic" cerebral edema (swelling of the brain due to fluid leakage from blood vessels). Large numbers of white blood cells enter the CSF, causing inflammation of the meninges and leading to "interstitial" edema (swelling due to fluid between the cells).
Aseptic meningitis is a disease that can depend on the patient's age, however, research has shown some distinct symptoms that indicate the possibility of aseptic meningitis. A variety of patients notice a change in body temperatures (higher than normal temperatures 38-40 °C), marked with the possibility of vomiting, headaches, firm neck pain ...
A spinal CSF leak can be caused by one or more meningeal diverticula or CSF-venous fistulas not associated with an epidural leak. [6] [7] [8] A spontaneous spinal cerebrospinal fluid leak may occur sometimes in those with predisposing heritable connective tissue disorders including Marfan syndrome and Ehlers–Danlos syndromes.
It can be caused by a bacterial infection, such as bacterial meningitis, [17] or may be a complication of a current infectious disease such as syphilis (secondary encephalitis). [ 18 ] Other bacterial pathogens, like Mycoplasma and those causing rickettsial disease , cause inflammation of the meninges and consequently encephalitis.
Brain with meningitis. Meningitis inflames and breaks down any protective membrane and cells surrounding the brain, spinal cord, and other parts of the nervous system. Bacterial meningitis is normally caused by a bacterial infection that enters the bloodstream and enters the blood–brain barrier. The blood–brain barrier consists of tight ...
'brain'; and the medical suffix -itis, "inflammation"), also known as herpes meningoencephalitis, is a medical condition that simultaneously resembles both meningitis, which is an infection or inflammation of the meninges, and encephalitis, which is an infection or inflammation of the brain tissue.
Neck stiffness is the result of inflamed meninges stretching due to flexion of the spine. [10] The various layers of meninges act form a separation between the brain and the skull. [ 11 ] In contrast to bacterial meningitis , symptoms associated with viral meningitis are often less severe and do not progress as quickly. [ 9 ]