Meningitis – Definition, Causes, Symptoms and Treatment
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Meningitis is an inflammation of the leptomeninges and underlying subarachnoid cerebrospinal fluid (CSF). Meningitis is the inflammation of the protective membranes covering the central nervous system, known collectively as the meninges. Meningitis is a disease involving inflammation, or irritation, of the meninges. Most cases of meningitis are caused by microorganisms, such as viruses, bacteria, fungi, or parasites, that spread into the blood and into the cerebrospinal fluid (CSF). Many of the bacteria or viruses that can cause meningitis are fairly common and are more often associated with other everyday illnesses. Sometimes, however, they spread to the meninges from an infection in another part of the body. The meninges are composed of three layers of membranes enclosing the brain and spinal cord. Pia mater is the innermost layer. It is akin to a tissue paper that closely adheres to the brain and spinal cord, dipping into the various folds and crevices. Arachnoid mater is the middle layer. It is a filmy membrane that is joined to the pia mater by fine threads resembling a cobweb.
Dura mater, a parchment-like membrane, lies on the outermost part of the meninges and adheres to the skull and spinal canal. The cerebral spinal fluid (CSF) is the fluid that circulates in the spaces in and around the brain and spinal cord. In the past, most meningitis cases occurred in children younger than 5 years. But as a result of the protection offered by current childhood vaccines, most meningitis cases now occur in young people between the ages of 15 and 24. Older also tend to have a higher incidence of meningitis than do young children. Bacterial meningitis is less common than viral meningitis but is usually much more serious and can be life-threatening if not treated promptly. Many different types of bacteria can cause meningitis: Group B Streptococcus, Escherichia coli, and Listeria monocytogenes are the most common causes of meningitis in newborns. It’s also possible to get viral meningitis as a complication of chickenpox, but this is also very rare in healthy kids.
Meningococcal meningitis is endemic in parts of Africa, India, and other developing nations. Bacterial meningitis is contagious, which means it can be passed to someone else by spit or snot. Symptoms in infants under 12 months include high fever, fretfulness, irritability – particularly when handled, difficulty awakening, drowsiness, difficulty feeding, and/or a stiff neck, or bulging fontanelle. Meningitis also can lead to skin rashes, although rashes caused by bacterial meningitis look different from those caused by viral meningitis. Immunosuppressed patients are at increased risk of opportunistic infections and acute bacterial meningitis. Immunosuppressed patients may not show dramatic signs of fever or meningeal inflammation. Complications of bacterial meningitis may require specific treatment. Rest, fluids, and good nutrition, as well as measures to control fever and relieve pain, will ease discomfort and aid in recovery from viral meningitis. Drugs such as dexamethasone ( a steroid, different from the steroids abused by bodybuilders, that can reduce swelling of the brain) are sometimes given to reduce inflammation or to reduce the chance, or spread, of septicemia.
Treatment for Meningitis Tips
1. Acute bacterial meningitis requires prompt treatment with intravenous antibiotics to ensure recovery and reduce the risk of complications.
2. Pneumovax (also known as Prevenar) against Streptococcus pneumoniae is recommended for all people 65 years of age or older.
3. Drugs such as dexamethasone are sometimes given to reduce inflammation or to reduce the chance, or spread, of septicemia.
4. Antifungals to combat the infection are usually administered, as well as fluids and medicine to control pain and fever.
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Actually says 2nd Oct on article to clarify, thought was 1st October on google news, anyway, heard today by chance going down stairs, and was on Central News, the following. A CITY grandfather says he was told four times he was suffering from swine flu before medics eventually realised he had meningitis. Edward Kirkman claims that despite suffering with “violent” headaches and dizziness, his GP told him on two occasions that he had swine flu. He said that when his symptoms persisted and he …
Help answer the question
What is the testing procedure for meningitis?
If a college student comes down with meningitis, would all of the other students who took classes in those same buildings also have to get tested, even if they weren't experiencing any of the symptoms and if so, what exactly would that testing entail?
Where I go to college, something's going around that, according to my mother, who is a nurse, a possible precursor to meningitis and I was just wondering what exactly I would have to go through, as far as testing is concerned, should either any of my classmates or another person attending a class in one of the same buildings that I do comes down with meningitis.
meningitis
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11 Comments
October 16th, 2009 at 12:34 pm
Presence and duration of a High fever (Over 103), Head ache, Stiff neck when looking up and down, Upper respiratory symptoms, such as runny nose, cough or other cold symptoms, Lethargy. All symptoms of Meningitis.
If you really had it you wouldn't be going about your daily routine you wouldn't want to move anywhere.
October 16th, 2009 at 1:05 pm
Meningitis is caused by a virus (which isn't serious) or a bacterial infection (which is a serious medical emergency). It is not hereditary. You're still susceptible to meningitis, and you should definitely see a doctor if you show symptons, but you aren't necessarily more likely to contract it.
Common symptoms (of both types) are a sore neck, a severe headache increased sensitivity to light and sound, a high fever (usually accompanied by chills), nausea, and twitching. A minority of people also develop seizures during the time, and children sometimes become delirious.
In regards to your last sentence, while many people go their entire lives without contracting meningitis, there's no evidence that they have an actual immunity.
October 16th, 2009 at 11:33 am
I’ve heard this several times, meningitis, tonsillitis, legionairre’s, and pneumonia, all called swine flu. Charlotte Hartley,Chloe Buckley, Georgia Keeling,Carol Rowe, all died from swine misdiagnoses. We have noticed for years the docs are getting worse and worse, do not touch you, wont do tests. You know, going to the doctor is like a job interview now ! In, answer questions, quickly tossed out for the next guy !!! That’s why I buy antibiotics every year now. They would not treat us. l,p
October 16th, 2009 at 12:54 pm
I know we are only human, we make mistake, heard that many times before no doubt as well.
But this, is simply crazy, it’s as if these days, not so much they don’t care, simply do not have the time and patience for you.
Scary really because we like to think if we get in trouble like this, they will have us in, do tests and then, you know, help us.
All this does is put one off wanting to bother at all.
October 17th, 2009 at 4:13 am
you're at no risk at all — for 99% of cases.
BUT !!!!!!!!!!!!!!!!!!!!!!!!!!! see below…………….
With the deadliest form of meningitis, meningococcal meningitis, there is a concern for treating close contacts (which really means household contacts, and others like you who might have had saliva contact). About 15% of those close contacts might also come down with bacterial (deadly) meningitis within the 2 weeks after contact with an active case.
But in November, you are in the middle of enterovirus season — almost a guarantee that your friend has viral meningitis. Nothing for you to worry about.
Just ask her what KIND of meningitis the doctors said she has.
And if she truly had meningococcal meningitis, the doctors would be tracking you down for treatment, as would the public health department.
October 17th, 2009 at 6:46 am
When did you first become ill if it was 3 days or more ago then it is viral otherwise you would be dead. If it has been less then 3 days go to you local ER asap and tell them what your dr told you. Your dr is an idiot for saying that the only way to see if it is meningitis is to do an LP or grow blood cultures. I think what you have is viral because if it was bacterial you would not be able to be sitting on the computer.
For all you know you don't have Meningitis at all.
Good luck and i hope your feeling better soon
October 18th, 2009 at 3:32 am
well someone would actually have to come down with meningitis for everyone to get tested. If you are concerned you can always ask the doc for a test anyway. The doctors usually look for a fever, rash, vomiting, headaches and check your lymph nodes for inflammation and ask you if you have any pain in your neck especially if you turn your neck up and down. If you have any of these early symptoms then they upgrade to a lumbar puncture to test for it. It isnt as painful as it used to be because they use anesthetics and has its risks but it can tell for sure if it is meningitis. Bacterial meningitis is treatable with antibiotics, viral meningitis has to run its course out of the body.
October 18th, 2009 at 7:19 am
There are two forms of Meningitis. Bacterial and Viral. I had bacterial and it was diagnosed by performing a spinal tap. Usually the symptoms are:
Fever and chills
Headache
Vomiting
Stiff neck (patient may not be able to curl up in bed with nose to knees)
Irritability and drowsiness
Eyes that are sensitive to light
Delirium and confusion (uncommon)
Seizures (rare)
Coma (rare)
As far as your symptoms they may be a reaction to the immunization, but in lieu of the above, perhaps it's not Meningitis, but rather your reaction to the shot itself. If you truly believe you have contracted Meningitis, then you may have to submit to a spinal. Not fun because the side effects can be long term Migraines. Think twice and don't react as a result of what may be a hunch.
October 19th, 2009 at 10:42 am
Meningitis is inflammation of the protective membranes covering the brain and spinal cord, known collectively as the meninges. Meningitis may develop in response to a number of causes, usually bacteria, viruses and other pathogens, but also physical injury, cancer or certain drugs
Lyme disease, or borreliosis, is an emerging infectious disease caused by at least three species of bacteria belonging to the genus Borrelia (such as ticks)
October 19th, 2009 at 10:55 am
http://www.mayoclinic.com/health/meningitis/DS00118
hope this helps.
October 19th, 2009 at 8:19 pm