Molluscum Contagiosum Flashcards
def
condition caused by molluscum contagiosum virus which causes small smooth pimples or swellings
what sort of virus is molluscum contagiosum
a poxvirus
where is molluscum contagiosum virus found
ubiquitous
what are epidermal collections of molluscum contagiosum called
henderson-patterson bodies
what are henderson-patterson bodies
virally infected keratinocytes
how is molluscum contagiosum virus spread
skin to skin contact
sexual transmission in adults
epi
common in children
what causes molluscum contagiosum
molluscum contagiosum virus
what are the three types of MCV
MCV1 and 1v
MCV2
MCV3
how is MCV1 and 1v transmitted
child to child contact
or through clothes
how is MCV2 transmitted
sexually transmitted
what does MCV infect
keratinocytes and mucosa
what does infection of keratinocytes and mucosa cause
papular lesions
how does MCV cause papular lesions
infects keratinocytes and causes abnormal keratinocyte growth
what are the abnormal keratinocytes in molluscum contagiosum called
henderson-patterson bodies
risk factors
close contact or sexual contact with an infected individual
HIV (immunosuppression)
history
lots of small pearly papules (pimple or swelling)
there may be associated redness and itching
atopic dermatitis
how is diagnosis made
a clinical diagnosis
with pearly papules with a central dell
investigations
heavy staining of keratinocytes with haematoxylin and eosin staining gives a definitive diagnosis but is rarely done
when is a curettage biopsy completed
lesions in the genital region which may look like condyloma, which are a clinical finding suggestive of sexual abuse
