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Medical Microbiology > Arborviral diseases > Flashcards

Arborviral diseases Flashcards

Encephalitis: West Nile Encephalitis, St. Louis Encephalitis, Eastern Equine Encephalitis, Zika virus Hemorrhagic fevers: Yellow fever, Dengue, Ebola Virus

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Biology 101 flashcards USMLE® Step 1 flashcards
1
Q

CA - West Nile encephalitis

A

West Nile encephalitis virus

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2
Q

Sxs - west Nile encephalitis

A

Fever, headache, NEUROLOGICAL SXS (brain-inflammation) and sometimes POLIO-LIKE PARALYSIS

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3
Q

Reservoir - west Nile encephalitis

A

Birds (CROWS), rodents

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4
Q

Transmission - west Nile encephalitis

A

Bite from mosquito

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5
Q

Preventative measures - west Nile encephalitis

A
  • NO vaccines
  • Vector control
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6
Q

Treatment - west Nile encephalitis

A

None

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7
Q

Misc - west Nile encephalitis

A
  • most cases asymptomatic
  • all over US
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8
Q

CA - St. Louis encephalitis

A

St. Louis encephalitis virus

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9
Q

Sxs - St. Louis encephalitis

A

Fever, headache, NEUROLOGICAL SXS (brain-inflammation)

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10
Q

Reservoir - St. Louis encephalitis

A

Birds

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11
Q

Prevention - St. Louis encephalitis

A

Vector control
No vaccine

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12
Q

Misc - St. Louis encephalitis

A
  • usually adults over 40 years old
  • Central US
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13
Q

CA - Eastern equine encephalitis

A

Eastern equine encephalitis virus

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14
Q

Sxs - eastern equine encephalitis

A

Fever, headache, NEUROLOGICAL SXS (brain-inflammation)

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15
Q

Reservoir - eastern equine encephalitis

A

HORSES & birds

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16
Q

Transmission - eastern equine encephalitis

A

Bite from mosquito

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17
Q

Prevention - eastern equine encephalitis

A

Vector control
No vaccine

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18
Q

Treatment - eastern equine encephalitis

A

None

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19
Q

Misc - eastern equine encephalitis

A
  • over 30% mortality in humans
  • southeast US
20
Q

CA - yellow fever

A

Yellow fever virus

21
Q

Sxs - yellow fever

A
  • Fever, muscle pain, rash, JAUNDICE
  • blood vessel damage, hemorrhage in severe cases
22
Q

Reservoir - yellow fever

A

WILD MONKEYS

23
Q

Transmission - yellow fever

A

Bite from mosquito

24
Q

Prevention - yellow fever

A
  • Vector control
  • VACCINE AVAILABLE
25
Q

Treatment - yellow fever

A

None

26
Q

Yellow fever is AKA as

A

JUNGLE FEVER

27
Q

CA - dengue

A

Dengue virus

28
Q

Sxs - dengue

A
  • Fever, muscle pain, rash
  • blood vessel damage, hemorrhage in severe cases
29
Q

Reservoir - dengue

A

Humans

30
Q

Transmission - dengue

A

Bite from mosquitos

31
Q

Prevention - dengue

A
  • vector control
  • no vaccine available
32
Q

Treatment - dengue

A

None

33
Q

CA - ebola

A

Ebola virus

34
Q

Sxs - Ebola

A
  • fever, muscle pain, rash
  • blood vessel damage, PROFUSE HEMORRHAGE in severe cases
35
Q

Reservoir - Ebola

A

Cave -dwelling fruit bats

36
Q

Transmission - Ebola

A
  • spread by contact with animal blood & animal waste products
  • spread by infected human body fluids
37
Q

Prevention - Ebola

A

Vaccine

38
Q

Treatment - Ebola

A

None

39
Q

Misc - Ebola

A
  • NOT spread by arthropod vector
  • 90% mortality rate
40
Q

CA - Zika virus

A

Zika virus

41
Q

Sxs - Zika

A
  • fever, muscle pain, rash, CONJUNCTIVITIS (pink eye)
  • MOSTLY NEUROLOGICAL SXS, some blood vessel damage
42
Q

Reservoir - Zika

A

WILD MONKEYS

43
Q

Transmission - Zika

A
  • bite from mosquito
  • sexually transmitted, from mother to fetus, blood transfusions
44
Q

Prevention - Zika

A

Vector control
No vaccine

45
Q

Treatment - Zika

A

None

46
Q

Misc - Zika

A
  • infection during pregnancy —> microcephaly (small brain in infants)

Medical Microbiology (13 decks)

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