Ch. 12: Meningitis Flashcards Preview

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Flashcards in Ch. 12: Meningitis Deck (71)
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1

What is meningitis?

An inflammation of the CSF and meninges

2

What are meninges?

CT that cover the brain and spinal cord

3

Meningitis and _____ have similar manifestation and are both sometimes preceded by _______. Testing is necessary to differentiate between the two

Reye's Syndrome---preceded by viral infections

4

What kind of meningitis usually requires only supportive care for recovery?

Viral (or aseptic)

5

What kind of meningitis is a contagious infection?

Bacterial (septic)

6

Bacterial meningitis: What does the prognosis depend on?

How quickly care is initiated

7

What are some viral illnesses that could precede viral meningitis?

Cytomegalovirus
Adenovirus
Mumps
Herpes simplex virus
Arbovirus

8

What are some bacterial infections that could lead/cause bacterial meningitis?

Neisseria meningitidis {meningococcal]
Streptococcus pneumoniae [pneumococcal]
Haem. flu type B [Hib]
E. Coli

9

Bacterial meningitis can be caused by what type of injuries?

Injuries that provide direct access to CSF

EX: Skull fracture, penetrating head wound

10

What meningitis does crowded living conditions cause?

Bacterial

11

Are manifestations of viral and bacterial meningitis similar or different?

Similar

12

Newborns: Is illness present at birth?

No illness is present at birth, but it progresses within a few days

13

Newborns: What are clinical manifestations of meningitis in a newborn?

Vague and difficult to diagnose but
-poor muscle tone
-weak cry
-poor suck
-refuses feegind
-V/D
-Possible fever or hypothermia

14

Newborns: What is a late sign of meningitis?

Bulging fontanels

15

3m-2y: What are the clinical manifestations (6)

-Seizures with a HIGH pitched cry
-Fever, irritability
-Bulging fontanels
-Possible nuchal rigidity
-Poor feeding
-Vomiting

16

3m-2y: Is the Brudzinski's sign reliable for diagnosis for this age?

No

17

3m-2y: Is Kerning's sign a reliable for diagnosis for this age?

No

18

2year-adolescents: What is often the initial sign?

Seizures

19

2y-adolescents: What kind of rigidity?

Nuchal rigidity

20

2y-adolescents: Positive Brudzinski's sign. What does this mean?

Flexion of extremities occurring with deliberate flexion of the child's neck

21

2y-adolescnets: Positive Kernig's sign. What does this mean?

Resistance to extension of the child's leg from a flexed position

22

2y-adolescents: What are some other signs of meningitis?

-Fever, chills
-Headache
-Irritability and restlessness that may progrss to drowsiness, delirium, stupor, and coma

23

2 year-adolescents: What is seen specifically with meningococcal infection?

Petechia or purpuric type rash

24

2y-adolesecents: What may be seen specifically with meningococcal and Hib infection?

Involvement of joints

25

2y-adolescents: What may be seen specifically with pneumococcal infection?

Chronic draining ear

26

Lab tests: What cultures are positive sometimes when CSF is negative?

Blood cultures are sometimes positive when the CSF culture is negative

27

Lab tests: Do we need to do a CBC?

Yes

28

How does the CSF analysis look for bacterial?

-CLOUDY color
-Elevated WBC & protein
-Decreased glucose
-POSITVE gram stain

29

How does the CSF analysis look for viral?

-CLEAR color
-Slightly elevated WBC
-Normal or slightly elevated protein
-Normal glucose
-NEGATIVE gram stain

30

CSF analysis: bacterial or viral

Elevated WBC and protein

Bacterial

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