8: Viral Diseases - Yoho Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

causes verruca

A

human papova virus

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

replication of HPV

A
  • requires a host for survival
  • multiplies w/i epidermal cell nucleus
  • NOT dermis
  • incubation period
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

key feature verruca

A

loss of skin lines

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

thickness of dermis in soles

A

1.5 mm

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

virus verruca vulgaris/common warts

A

HPV 2 & 4

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

grey or brown papules with keratinized pitted surface

frequently multiple, up to 2 cm

A

verruca vulgaris

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

virus verruca plana

A

HPV 3 & 10

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

small flat lesions with koebnerization

A

verruca plana

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

koeberization

A

scratch the lesion, spread the virus along lines of scratching

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

virus filiform or digitate warts

A

HPV 6 & 11

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

finger-like projections froma single base that bleed easily

A

filiform or digitate warts

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

virus plantar warts/verruca plantaris

A

HPV 1 and mosaic HPV 2

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

*** pain on side to side pressure on lesion on bottom of foot

A

verruca plantaris

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

histopathology of verruca

A
  • epidermal hyperplasia
  • inclusion bodies (psuh nucleus to side)
  • papillomatosis (above skin level)
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

virus molluscum contagiosum

A

DNA pox virus (poxviridae)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

dome shaped papules with central umbilification

pearly white or translucent

A

molluscum contagiosum

17
Q

tzanck test molluscum contagiosum

A

ground glass inclusion bodies

  • a KOH wet moutn will show molluscum bodies
18
Q

two forms of herpes simplex on foot =

A

herpetic whitlow (dentist - under toe nail)

eczema herpeticum (compromised skin)

19
Q

non genital v. genital HSV

A

nongenital - HSV 1

genital - HSV 2

20
Q

sudden onset itching and burning, small grouped vesicles on erythematous base, painful

A

herpes simplex

21
Q

histopathology herpes simplex

A

ballooning degeneration, acantholysis, large multi-nucleated cells

22
Q

topical and oral tx herpes simplex

A

topical - acyclovir, penciclovir

oral - acyclovir, famciclovir, valacyclovir

23
Q

shingles virus

A

varicella virus

24
Q

pain localized in area of dermatome followed 2-5 d later by erythematous papules

A

herpes zoster

25
Q

hand, foot and mouth disease virus

A

coxsackie virus A16 and A5

26
Q

flu like symptoms before acute vesicular eruption in children, late summer

light grey vesicles in red areola, painful

A

hand, foot, and mouth disease (location)