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13 Cards in this Set
- Front
- Back
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There are both _(a)_ and _(b)_ meningitis. Mortality from _(c)_ is very low.
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a. viral
b. bacterial c. viral |
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Six main, very important, symptoms of meningitis:
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1. severe headache
2. stiff neck 3. dislike of bright lights 4. fever/vomiting 5. drowsy and less responsive 6. rash anywhere on body |
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Bacterial meningitis susceptibility and age.
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Different bacteria cause meningitis in different age groups. In newborns, for example, we see types that they could have contracted from vaginal canal.
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N. meningitidis most commonly causes meningitis in _(a)_ and _(b)_ and is associated with an overall mortality rate of _(c)_.
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a. children
b. young adults c. 3-13% |
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Patients with deficiencies in the _____have a markedly increased incidence of neisserial infxn.
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terminal complement components (C5, C6, C7, and C8)
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Which bacteria is the most frequently observed cause of bacterial meningitis?
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Strep Pneumonia
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Listeria monocytogenes causes 8% of cases of bacterial meningitis in the US. It is most common in:
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infants <1 month
adults >60 yrs alcoholics cancer patients those on corticosteroid therapy immuno-suppressed adults |
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Group B strep (agalactiae) and meningitis is most common in _(a)_. It has been isolated from the _(b)_ and _(c)_ of asymptomatic, pregnant women. Horizontal transmission has also been documented from hands of _(d)_ personnel to _(e)_.
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a. neonates
b. vagina c. rectum d. nursery e. infants |
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Aerobic gram-negative bacilli have become increasingly important as etiologic agents in patients with bacterial meningitis. These agents may be isolated from CSF of patients after:
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head trauma or surgical procedures
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Meningitis caused by Staph aureus is usually found in _(a)_ or _(b)_ patients.
Other sources of community-acquired S. aureus meningitis include patients with _(c)_ and _(d)_. |
a. early postneurosurgical
b. post-trauma c. sinusitis d. pneumonia |
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Spirochetal Meningitis
-how long into syphilis infxn might this occur? -how often does syphilis turn into meningitis? |
Treponema pallidum disseminates to CNS during early infxn.
Incidence of syphilitic meningitis is greatest in first two years after infxn and occurs in only 0.3-2.4% of syphilis cases. Overall incidence of neurosyphilis has recently increased, with many of the cases reportedly seen in patients with HIV. |
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Borreli burgdorferi
The nervous system is eventually involved clinically in at least __(a)__ of patients with __(b)__. |
a. 10-15%
b. lyme disease |
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Typical CSF findings in patients with bacterial meningitis:
-color -wbc count -protein -glucose -lactate |
-yellow; should be clear
-severely elevated -elevated -decreased, since bacteria is using -lactate should NOT be present normally; presence = meningitis |
