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Flashcards in derm zone Deck (20)
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1
Q

after initial infection, what happens to herpes simplex virus?

A

becomes dormant and lies in the dorsal root ganglia of the spinal nerves for life

2
Q

HSV1 is associated with oral/genital lesions

A

oral

3
Q

HSV2 is associated with oral/genital lesions

A

genital

4
Q

which CNs are associated with herpes zoster optics

A

CN VII
CN VIII
(auditory canal and throat)

5
Q

which CNs are associated with herpes zoster opthalamicus

A

CN V1

6
Q

definition of cellulitis

A

a pyogenic infection of subcutaneous fat and lower dermis

7
Q

bugs which cause cellulitis

A

2/3rds strep pyrogens

1/3rd staph aureus

8
Q

1st line therapy for cellulitis

A

fluclox

9
Q

what does the pox virus cause in molluscum contagiosum

A

abnormal growth of keratinocytes (known as henderson-patterson bodies)

10
Q

what can be seen in the molluscum contagious papule?

A

each has a central pit (umbillicated)

11
Q

what is pityriasis versicolour

A

a common cutaneous yeast infection

12
Q

which fungus causes pityriasis versicolour

A

malassezia (makes up normal flora)

13
Q

what colour woods lamp for pityriasis versicolour

A

yellow / green

14
Q

which infection causes erythema infectinosum

A

parovirus B12 / erythrovirus

15
Q

what does the virus target in erythema infectinosum

A

haematopoeitic red cells in bone marrow

16
Q

what is erythema infectinosuma also known as

A

slapped cheek disease

17
Q

causes of hand foot and mouth disease + which one is more serious

A

coxsackie A16
coxssackie A10
enterovirus 71 (most severe)

18
Q

which bacteria associated with Lyme disease?

A

borrelia

19
Q

which areas of the body have a stratum lucidum

A

pals of hands and soles of feet

20
Q

main cell in the dermis

A

fibroblasts