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25 Cards in this Set
- Front
- Back
- 3rd side (hint)
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What type of meningitis invokes a milder response and can resolve quickly on its own (many times asymptomatically)?
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Viral Meningitis.
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Viral or Bacterial?
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-Most common cause of meningitis
-Very common in environment -Many individuals are colonized with it in nasopharynx -Many are neurotropic |
Streptococcus pneumonia
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-Common amongst children <2yoa, since they can NOT make antibodies against this bacteria.
-Not common b/c children area vaccinated...but BEWARE since there are many unvaccinated children. |
Haemophilis influenzae
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Mahno says "Haeee" chooo!
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-Most prevalent after strep pneumo.
-Common amongst college dormitories or armed forces (closed quarters.) -Mostly seen in young teenagers or early 20's and 30's. -It is very virulent and can be very deadly. |
Neisseria meningitides
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-Prevalent amongst new born babies, since they are exposed to it in the birth canal during labor
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Group B streptococcus
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Group "B"--B for babies
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-Not seen as commonly.
-Often mistaken as a contaminate due to its morphology (gram + bacillus) -Immunosuppressed individuals are more at risk*** |
Listeria monocytogenes
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Listerine is a positive thing for our mouths
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The majority of aspetic meningitis cases are due to what?
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Virus!
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What does the CSF for aseptic meningitis contain?
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Increase lymphocytes rather than PMN (as with bacterial)
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Hip flexion occurs when the neck is flexed, due to meningeal inflammation. What is this sign called?
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Brudzinski's sign
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Headache, fever, chills, irritability/confusion, full blown coma, and focal neurological symptoms are all symptoms of what?
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Bacterial Meningitis!
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What are the clinical features to look for in neonatal meningitis?
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1.Increased head circumference-swelling expands fontanelles
2.Lethargy 3.Limp baby |
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What is one looking for in a spinal tap?
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Cells, protein, sugar!
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What type of infection shows elevated white cell count-PMN's?
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Bacterial meningitis.
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What type of infection shows elevated lymphocytes?
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Aseptic Meningitis.
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What type of infection shows CSF glucose depressed?
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Bacterial meningitis.
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What type of infection shows glucose within normal range?
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Aseptic meningitis.
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What type of infection has CRP and Lactic Acid elevated?
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Bacterial meningitis.
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What type of infection has CRP and lactic acid NOT elevated?
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Aseptic meningitis.
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What condition could cause elevated lymphocytes BUT extremely low sugar?
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Carcinomatous meningitis and tuberculosis.
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Positive india ink staining of CSF indicates the presence of what organism?
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Cryptococcus.
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What stain is used for TB and fungus?
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Acid-fast stain.
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What type of culture is used for herpes?
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PCR
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What type of culture is used for viruses?
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Serology
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Elderly individual in nursing home lethargic and with headaches. Spinal tap revealed sugar low, protein high and grame- bacilli (commonly seen in elderly and immunocomprimised). History of UTI and incontinence.
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Klebsilla pneumoniae.
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What 2 treatments must be used for bacterial meningitis?
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Corticosteroids along with antibiotics!
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