Virology Flashcards

(50 cards)

1
Q

chickenpox and shingles are both due to what?

A

varicella zoster virus

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2
Q

chickenpox is ________ whereas shingles is ______ or ______ ______

A

chickenpox is VARICELLA whereas shingles is ZOSTER or HERPES ZOSTER

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3
Q

chickenpox:

macules to _______ to ________ to _____ to ________

A

chickenpox:

macules to PAPULES to VESICLES to SCABS to RECOVERY

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4
Q

chickenpox is severe in the extremes of ___ or if ________________

A

chickenpox is severe in the extremes of AGE or if IMMUNOCOMPROMISED

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5
Q

name a complication of chickenpox affecting the lungs

A

pneumonitis/varicella pneumonia

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6
Q

secondary to chickenpox in mother in late pregnancy is known as what?

A

neonatal VZV

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7
Q

how do you prevent neonatal VZV?

A

inject pregnant woman with immune globulin

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8
Q

shingles is seen in what distribution?

A

dermatomal distribution

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9
Q

shingles is due to ____________ of varicella zoster virus

A

shingles is due to REACTIVATION of varicella zoster virus

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10
Q

shingles is seen in which two types of people?

A

elderly and immunocompromised

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11
Q

shingles presents with ________/____ to ________ to ________ to ______

A

shingles presents with TINGLING/PAIN to ERYTHEMA to VESICLES to CRUSTS

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12
Q

shingles pain is __________ in character

A

shingles pain is NEURALGIC in character

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13
Q

shingles in the ULQ of the face is affecting which nerve?

A

ophthalmic division of the trigeminal nerve

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14
Q

shingles in the LLQ (nasal area) of the face is affecting which nerve?

A

maxillary division of the trigeminal nerve

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15
Q

shingles in the jaw of the face is affecting which nerve?

A

mandibular division of the trigeminal nerve

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16
Q

vesicles and pain in the auditory canal and throat, facial palsy and irritation of the 8th cranial nerve is known as what?

A

Ramsay-Hunt Syndrome

aka Geniculate or otic herpes zoster

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17
Q

vaccination for chickenpox is not routine in the UK for children but is in the elderly to reduce the impact of shingles.

true or false?

A

true

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18
Q

what virus is described in the following:

gingivostomatitis
pre school children
ulceration in and around mouth
lasts a week

A

herpes simplex virus

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19
Q

herpes simplex spread to eczema is known as what?

A

eczema herpeticum

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20
Q

there are 2 types of HSV: type 1 and type 2.

which is most common?

A

HVS type 1

HVS type 2 is rare

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21
Q

what is the VSV and HSV therapy?

22
Q

what is the lab confirmation of VSV or HSV?

23
Q

name the condition:

fleshy, firm, umbilicated, pearlescent nodules
self limiting
common in children but can be sexually transmitted

A

molluscum contagiosum

24
Q

molluscum contagiosum treatment?

A

liquid nitrogen

25
what are warts caused by?
HPV
26
what is the treatment for warts?
topical salicylic acid
27
warts on your feet are called what?
verrucas
28
name the types of HPV virus in the following: warts/verrucas - genital warts - cervical cancer -
warts/verrucas - 1 to 4 genital warts - 6 and 11 cervical cancer - 16 and 18
29
vaccine used in the UK for protection against HPV cover which types of HPV?
6, 11, 16 and 18
30
what is herpangina and what is it caused by?
blistering rash of back of mouth enterovirus - not herpes virus i.e. coxsackie
31
what virus is hand, foot and mouth disease caused by?
coxsackie virus
32
erythema infectiosum is also known as _______ _____ disease and is caused by __________ ___
erythema infectiosum is also known as SLAPPED CHEEK disease and is caused by PAROVIRUS B19
33
how do the lab confirm the presence of parvovirus B19?
antibody testing - parvovirus B19 IgM test
34
virus of sheep 'scabby mouth' firm, fleshy nodule on the hands of farmers diagnosis?
Orf
35
name the 3 phases of Syphilis infection
primary secondary tertiary
36
what is seen at each phase of syphilis?
primary - 'chancre' painless ulcers secondary - red rash, 'snail track' on mucous membrane tertiary - CNS
37
what bacterium causes syphilis?
Treponema pallidum
38
syphilis treatment?
penicillin
39
name the vector in Lyme disease
tick
40
is the cause of Lyme disease bacterial or viral?
bacterial
41
name the early and late presentations of Lyme disease
early - erythema migrans | late - heart block, nerve palsies and arthritis
42
Lyme disease therapy?
doxycycline or amoxicillin
43
1 in _ people infected with Zika virus become ill
1 in 5 people infected with Zika virus become ill
44
timescales for symptom onset and resolution of Zika virus? onset - resolution -
timescales for symptom onset and resolution of Zika virus? onset - 3-12 days resolution - 2-7 days
45
symptoms of Zika virus (3)
mild fever rash headaches
46
presentation of Zika virus is similar to ______ and ____________
presentation of Zika virus is similar to DENGUE and CHIKUNGUNYA
47
Zika virus is spread by what?
mosquito Aedes Aegypti
48
Zika virus is a ______ disease requiring ________________
Zika virus is a SEVERE disease requiring HOSPITILIZATION -
49
____________ and ________ _____ syndrome are complications of zika virus
MICROCEPHALY and GUILLAIN BARRE syndrome are complications of zika virus
50
monkeypox is very ____
monkeypox is very RARE