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Derm Exam 1 > Viral Infections > Flashcards

Viral Infections Flashcards

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Dermatology Board Prep flashcards
1
Q

a verruca wart is caused by what virus?

A

human papova virus (HPV)

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2
Q

which type of wart spreads by koebnerization?

A

plane warts (verruca plana)

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3
Q

what are some histopathology characteristics of verruca?

A

epidermal hyperplasia
inclusion bodies
papillomatosis

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4
Q

what is the causative organism of molluscum contagiosum?

A

DNA pox virus (Poxviridae)

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5
Q

what tests would you use to giagnose molluscum?

A
  1. KOH wet mount-shows malloscum bodies

2. tazanck test- ou gls

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6
Q

wht are the type two of HSV?

A

DNA virus

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7
Q

what are some histopathological changes for herpes simplex?

A

tzanck test
ballooning degeneration
acantholysis
large multi-nucleated cells

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8
Q

herpes zoster is caused by what virus?

A

varicella virus

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9
Q

what is hand, foot and mouth disease caused by?

A

Coxsackie A16 and A5 virus (Enterovirus, picornovirus)

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10
Q

verruca warts multiply where?

A

epidermal cell nucleus

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11
Q

there is a loss of skin lines in which viral infection?

A

verruca wart

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12
Q

what is the primary lesion of verruca?

A

papule- a raised lesion

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13
Q

what is the common wart called?

A

verruca vulgaris

70%

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14
Q

what are plane warts called?

A

verruca plana

3.5%

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15
Q

what is koebnerization?

A

(seen in verruca plana)

when a primary lesion spreads to to itching and scratching which spreads

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16
Q

describe filiform or digitate warts.

A

finger-like projections from a single base

*may bleed easily

17
Q

what is the plantar warts called?

A

verruca plantaris

18
Q

what virus causes plantar warts?

A

HPV 1

mosaic HPV2

19
Q

describe the lesion of a molluscum contagiosum.

A

3-5mm in diameter
dome shaped papules with central umbilification
-pearly white or translucent

20
Q

what are the forms of herpes simplex?

A

primary: herpetic whitlow, edae

Derm Exam 1 (11 decks)

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