N3 - CNS Inf. I (Cieza) Flashcards Preview

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Flashcards in N3 - CNS Inf. I (Cieza) Deck (31):
1

Most common cause of bacterial meningitis

S. pneumoniae

2

Second most common cause of meningitis

N. meningitidis

3

bacterial meningitis cytokines

IL1, IL6, TNF

4

Diagnosis bacterial meningitis

CSF analysis

5

hyperintense T2 MRI signal in basal ganglia

pneumococcal meningitis

6

Spread of meningitis

hematogenous

7

Penetrating head wound

S. aureus

8

Damaged skin

S. aureus

9

infected shunt

S. epidermidis

10

Neurosurgical procedure

Gram -

Klebsiella

Acinetobacter

E. coli

11

When should imaging be preformed before LP

New onset seizures

Immunocompromised

Altered mental status

Space-occupying lesions i.e. pailledema

12

Recent neurosurgery - pathogen?

Pseudomonas

13

Which drug should be added to antimicrobials in treatment of suspected meningitis?

Dexamethasone

14

persistent leakage of CSF through skull base causes

Recurrent meningitis

15

purpura fulminanas

acute meningococcemia

16

lymphocytic pleocytosis

normal glucose concentraion

viral meningitis

17

suspected meningitis - immediate therapy

Vanco

3rd or 4th gen cephalosporin

dexamethasone

acyclovir - leading viral ddx

doxycycline - during tick seasons

18

common causes in children and adults

N. meningitidis

S. pneumoniae

S. aureus

19

Common cause in infants and elderly

Listeria

S. aureus

20

Symptoms absent in viral meningitis

Altered consciousness

seizures

neurologic signs or abnormal neuroimaging

21

Viral meningitis agents

Enterovirus

HSV-2

HIV

22

most common cause of pyogenic brain abscess

Streptococci

- S. milleri and S. viridans

23

Encephalitis

Rabies

Herpes - Herpatic encephalitis

24

Viral encephalitis - frontal & temporal lobe

Herpes simplex

25

Viral encephalitis - Anterior horn cells

West nile

26

Viral encephalitis - coritcal areas

La Crosse

27

Viral encephalitis - substantia nigra, pons, thalamus, cerebellum

St. Louis

28

Viral encephalitis - basal ganglia, thalamus, brainstem

Eastern Equine

29

Most common cause of epidural abscesses

s. aureus

30

brain parasite from central america

seizures

 

Neurocysticercosis (NCC)

31

Most common cause of epilepsy worldwide

Neurocysticercosis