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Neuro Block 3-RG > Conjunctivitis > Flashcards

Conjunctivitis Flashcards

1
Q

Blepharitis

A

eye lid

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2
Q

Keratitis

A

cornea

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3
Q

Uveitis

A

middle layer

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4
Q

Chorioretinitis

A

chroroid and retina

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5
Q

Stye/Hordeolum

A

localized inflammation of (usually) lower lid due to bacterial growth on eyelash

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6
Q

sIgA and lysozyme

A

secretary IgA and lysozyme found in tears

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7
Q

Is conjunctivitis sensitive to palpitation?

A

yes

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8
Q

Most common cause of red eye?

A

adenovirus

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9
Q

Which antibody mediates allergic rhinoconjunctivitis?

A

IgE

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10
Q

Most common viral conjunctivitis in neonates?

A

HSV

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11
Q

What type of fluid is found in viral conjunctivitis?

A

watery

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12
Q

Adenovirus?

  • class
  • envelope status
  • lytic where
A
  • Class I
  • non-enveloped
  • lytic to epithelial cells
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13
Q

Empiric treatment of mucopurulent conjunctivitis

A

Polytrim

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14
Q

Tripmethoprim

mechanism

A

-inhibits bacterial dihydrofolate reductase

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15
Q

Polymyxin B
mechansim
spectrum

A
  • bind to LPS creating membrane holes

- Gram -

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16
Q

Moxifloxacin/Fluoroquinolone

mechanism

A

-topo II/IV

17
Q

Hyperacute bacterial conjunctivitis organism?

A

Neisseria gonorrhoeae

18
Q

Gram and shape of Neisseria

A

Gram - diplococci

19
Q

Macrolides

  • mechanism of action
  • spectrum
  • resistance
  • adverse
A
  • inhibits translation by binding to 23S rRNA of 50S subunit
  • respiratory/Chlamydia
  • increased efflux, methylation of binding site
  • GI discomfort, prolonged QT
20
Q

Chlamydia trachomatis

  • how to enter cell
  • what called in cell
A
  • elementary bodies

- reticulate body

21
Q

This keratoconjunctivitis is very painfu

A

HSV conunctivitis

22
Q

Trifluridine

  • mechanism of action
  • use
A
  • pyrimidine analog effective against acyclovir-resistant virus
  • HSV conjunctivitis
23
Q

Pseudomonas aeroginosa

-Gram/shape

A

Gram - aerobic rod w/ flagella

24
Q

Pyocyanin

A

pigment from Pseudomonas

Neuro Block 3-RG (23 decks)

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