Viral Exanthems Flashcards Preview

D & T exam 2 > Viral Exanthems > Flashcards

Flashcards in Viral Exanthems Deck (27):
1

what is viral exanthem

widespread skin rash triggered by viral infection

2

who is more likely to get viral exanthems

more children than adults

3

what do the skin lesions look like in Molluscum Contagiosum

-discrete dome-shaped, pink , waxy, umbilicated papules which contain a caseous plug

4

where are the skin lesion found on the body in Molluscum Contagiosum

face, trunk, extremities

5

how is Molluscum contagiosum spread

direct person-person contact
- contact with contaminated objects such as towel

6

who usually gets Molluscum contagiosum

children ( contact)
young adults ( sexual contact)

7

how is Molluscum contagiosum treated ? genital lesion

self-limited and lesions heal spontaneously after several months
genital lesions: should be treated to prevent spread

8

what can physically destroy Molluscum contagiosum

curettage
cryotherapy

9

what are the causative agents for Hand-Foot-and mouth- disease

Coxsackievirus A type 16
other Coxsackieviruses
enterovirus 71 (EV71)

10

Hand-Foot-and mouth- disease: where do mucocutaneous manifestations first occur

macular lesions on buccal mucosa, tongue, hard palate, which progress to vesicles that erode surrounded by erythematous halo

11

what other parts of the body might be involved in Hand-Foot-and mouth- disease

feet, buttocks, genitalia

12

what are some systemic signs and symptoms for Hand-Foot-and mouth- disease

sore throat
malaise
fever
vomiting if caused by EV-71

13

If EV-71 cause of Hand-Foot-and mouth- disease what are some symptoms

vomiting
poliolike syndrome
aseptic meningitis
encephalitis

14

what is the prognosis for Hand-Foot-and mouth- disease

usually mild and self-limited

15

what is the treatment for Hand-Foot-and mouth- disease

supportive

16

what are causative agents for HSV1 and 2

large, enveloped dsDNA virus

17

where does HSV-1 reside

trigeminal ganglion

18

where does HSV-2 resdie

sacral ganglion

19

where does HSV travel for reoccurance

migrates along peripheral sensory nerve

20

what can cause HSV reactivation

UV light
stress
hormonal changes

21

where does HSV-1 breakouts usullay occur

oral

22

where does HSV 2 breakouts usually occur

genital

23

what are the mucocutaneous manifestations for HSV 1,2

'Dewdrop on rose petal"
gray-white ulcer
painful

24

how can baby get HSV

vaginal delivery

25

which eruptions are more severe, primary or recurrence

primary

26

what are the lab diagnosis for HSV

Direct microscopy: multinucleated gaint cells on Tzanck smear
- cell culture
- PCR
-serology

27

how do you treat HSV

Acyclovir
valacyclovir