Molluscum Contagiosum Flashcards

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1
Q

def

A

condition caused by molluscum contagiosum virus which causes small smooth pimples or swellings

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2
Q

what sort of virus is molluscum contagiosum

A

a poxvirus

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3
Q

where is molluscum contagiosum virus found

A

ubiquitous

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4
Q

what are epidermal collections of molluscum contagiosum called

A

henderson-patterson bodies

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5
Q

what are henderson-patterson bodies

A

virally infected keratinocytes

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6
Q

how is molluscum contagiosum virus spread

A

skin to skin contact

sexual transmission in adults

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7
Q

epi

A

common in children

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8
Q

what causes molluscum contagiosum

A

molluscum contagiosum virus

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9
Q

what are the three types of MCV

A

MCV1 and 1v
MCV2
MCV3

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10
Q

how is MCV1 and 1v transmitted

A

child to child contact

or through clothes

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11
Q

how is MCV2 transmitted

A

sexually transmitted

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12
Q

what does MCV infect

A

keratinocytes and mucosa

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13
Q

what does infection of keratinocytes and mucosa cause

A

papular lesions

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14
Q

how does MCV cause papular lesions

A

infects keratinocytes and causes abnormal keratinocyte growth

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15
Q

what are the abnormal keratinocytes in molluscum contagiosum called

A

henderson-patterson bodies

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16
Q

risk factors

A

close contact or sexual contact with an infected individual

HIV (immunosuppression)

17
Q

history

A

lots of small pearly papules (pimple or swelling)
there may be associated redness and itching
atopic dermatitis

18
Q

how is diagnosis made

A

a clinical diagnosis

with pearly papules with a central dell

19
Q

investigations

A

heavy staining of keratinocytes with haematoxylin and eosin staining gives a definitive diagnosis but is rarely done

20
Q

when is a curettage biopsy completed

A

lesions in the genital region which may look like condyloma, which are a clinical finding suggestive of sexual abuse