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Neuro II > Meningitis > Flashcards

Meningitis Flashcards

1
Q

Classic triad of symptoms in meningitis

A

Fever
HA
Neck stiffness

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2
Q

Pathogens associated with community acquired meningitis

A

Strep pneumoniae
Neisseria meningitidis
Listeria monocytogenes
Haemophilus influenzae

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3
Q

Pathogens associated with hospital acquired meningitis

A

S aureus
S epidermidis
Pseudomonas
E. coli
Enterococcus faecalis
Haemophilus influenzae

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4
Q

Common causes of bacterial meningitis in neonates

A

E coli
GBS - strep agalactiae
Listeria monocytogenes
Enteroviruses

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5
Q

CSF shows lymphocytes, normal glucose, and moderately high protein. It is clear.

A

Viral meningitis

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6
Q

Bacteria that can cause chronic meningitis

A

Mycobacterium tuberculosis

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7
Q

Fungus that can cause chronic meningitis

A

Cryptococcus neoformans

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8
Q

Causal organisms of eosinophilic meningitis

A

Parasite larva

Angiostrongylus contonensis
Baylisascaris procyonis

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9
Q

Causal organisms of nosocomial meningitis

A

S aureus
S epidermidis
Enterococcus fecalis

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10
Q

Gram negative diplococci with capsule and pili that produces LOS endotoxin

A

Neisseria meningitidis

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11
Q

Likely pathogen in meningitis with petechia/purpura

A

Neisseria meningitidis

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12
Q

Complications of Neisseria meningitidis

A

DIC/septic shock
Adrenal necrosis
Endotoxic shock

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13
Q

Waterhouse Friedrichsen syndrome

A

Adrenal necrosis

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14
Q

Treatment for Neisseria meningitidis

A

Ceftriaxone
Cefotaxime
Penicillin
Meropenem
Chloramphenicol –> if allergy to beta-lactam

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15
Q

Chemoprophylaxis for Neisseria meningitidis

A

Rifampin and cipro

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16
Q

Gram negative polymorphic bacteria with cocci, bacilli, and coccobacilli

A

Haemophilus influenzae B

17
Q

Bacteria with Hib capsule and PRP that produces LOS endotoxin

A

Haemophilus influenzae B

18
Q

Haemophilus influenzae B is seen most often in what age groups

A

Infants
Elderly

19
Q

Gram positive capsule with teichoic and lipoteichoic acids, and pneumolysin

A

Streptococcus pneumoniae

20
Q

Alpha hemolysis and optochin sensitive on blood agar with latex agglutination

A

Streptococcus pneumoniae

21
Q

Meningitis pathogen associated with recurrent otitis media

A

Strep pneumoniae

22
Q

Treatment for strep pneumoniae meningitis

A

Third gen cephalosporins
Penicillin
Fluoroquinolones
Vancomycin

23
Q

Gram positive, short bacilli with actin tails

A

Listeria monocytogenes

24
Q

Exotoxin produced by Listeria monocytogenes

A

Listeriolysin O

25
Q

Beta hemolysis on blood agar and tumbling motility

A

Listeria monocytogenes

26
Q

Treatment of Listeria monocytogenes

A

Synergic cell wall acting abx with an aminoglycoside

27
Q

Gram negative rod with K capsule virulence and pink colonies on lactose colonies

A

E coli

28
Q

Gram positive cocci in chains with beta hemolysis on blood agar and is catalase negative

A

GBS

29
Q

Treatment for GBS meningitis in neonates

A

Ampicillin plus aminoglycoside
Erythromycin

30
Q

Complication of in utero transmission of listeria monocytogenes

A

Amnionitis and fetal death

31
Q

Ascending/ruptured membranes, granulomatosis infantisepticum, sepsis, and meningitis is associated with what

A

Early onset listeria monocytogenes in neonates

32
Q

Gram positive coccobacilli, tumbling motility, cold growth, catalase positive, and weakly beta hemolytic on blood agar

A

Listeria monocytegenes

33
Q

Enteroviruses associated with neonatal meningitis

A

HSV II
VZV
CMV

34
Q

Non-enveloped, positive sense, ssRNA enteroviruses associated with meningitis

A

Coxsackie
ECHO
Polio/Picornaviridae

35
Q

Rodent borne virus that can cause meningitis

A

Lymphocytic choriomeningitis

36
Q

Pathogen that can cause meningitis that stain pink with mucicarmine, has latex agglutination, and its capsule is visualized on India ink

A

Cryptococcus neoformans

37
Q

Pathogen that can cause meningitis that is spread via inhalation of contaminated pigeon droppings

A

Cryptococcus neoformans

38
Q
A

Neuro II (21 decks)

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