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CJ CMS > dermatology > Flashcards

dermatology Flashcards

1
Q

What is the defintion of acne?

A

disorder of the pilosebaceous apparatus

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2
Q

what is acne caused by?

A 
excess sebm secretion
hormones- andorgens
obstruction of the pilosebaceous duct
bateria- p acnes
drugs
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3
Q

what are possible treatments for acne?

A

local abrasives
topical antibiotics
topical vitamin A analogues
isotretinoin

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4
Q

What is rosacea?

A

flushing/ erythema

may involve inflammed paules and pustules

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5
Q

what can rosacea be associated with?

A

conjunctivitis, blepharitis

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6
Q

What can trigger rosacea?

A

spicy foods, alcohol, stress, temperature, sunlights

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7
Q

what are possible treatments for rosacea

A 
topical or systemic antibiotics
cosmetic camouflage
laser
isotretinoin
avoidance of topical steroids
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8
Q

What is impetigo caused by?

A

staphylococci or streptococci

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9
Q

what may impetigo trigger?

A

glomerulonephritis

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10
Q

what is the treatment for impetigo?

A

antibiotics

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11
Q

What is folliculitis?

A

superficial infection of the hair follicle

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12
Q

what bacteria are involved in folliculitis?

A

s. aureus

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13
Q

what is folliculitis related to?

A

diabetes

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14
Q

what is erysipelas?

A

form of cellulitis
spreading red edge, sharp line of demarcification
viral warts causedby HPV

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15
Q

what is treatment of erysipelas?

A

systemic antibiotics

may require gentle cryotherapy

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16
Q

What is molloscum contagiosum?

A

DNA pox virus
umbilicated papules
cheese like white core

17
Q

how is mooloscum contagiosum treated?

A

may resolve or require gentle cryotherapy

18
Q

facial lesions re. herpes simplex are usually what type?

A

herpes simplex type 1

19
Q

what occurs at primary eruption of herpes simplex?

A

in childhood
acute gingiva stomatitis
gerneral malaise and fever

20
Q

what are recurrences of herpes simplex triggered by?

A

UV light
respiratory tract infections
menstruation
stress

21
Q

What may herpes simplex lead to ?

A

eczema herpeticum

22
Q

how is herpes simplex treated?

A

antiseptices, antivirals

acyclovir, valciclovir

23
Q

what is herpes zoster?

A

reactivation of chicken pox virus in root ganglion
‘shingles’
unilateral eruption
burning pain, erythema, grouped vesicles, crusting

24
Q

Wht virus is associated with hand, foot and mouth?

A

coxsackie A virus

25
Q

Name 3 fungal infection

A

dermatophyte
candida
eczema

26
Q

How is patch testing carried out re. allergens?

A

prepared on finns chambers
applied to back and removed after 48 hours
read at 48 hours and 96 hours

27
Q

What is psoriasis?

A

chronic, non inflammatory disease of the skin

28
Q

how does psoriasis present?

A

well demarated scaley plaques
scalp and hair line commonly affected
nails may show pitting

29
Q

What are possible treatments for psoriasis?

A 
tar
dithranol
vitamin D creams
phototherapy
systemic immunosuppressive
30
Q

How does lichen planus present?

A

itchy flat topped papules on wrists and leg
white streaky pattern on surface
white asymptomatic lacy reticulae streaks in mouth
rarely leads to malignancy

31
Q

what is bullous pemphigus?

A

autoimmunie disease

large tense blisters - mainly in elderly

32
Q

what is cicatricial pemphigoid?

A

blisters ad ulcers affecting mucous membranes

33
Q

what is pemphigus?

A

severe life threatening autoimmune disease

34
Q

what is treatment for pemphigus?

A

high dose steroids, immunosuppresives

35
Q

What is erythema multiforme?

A

reactive state

triggered by herpes simplex, other infections, drugs, cancers…

36
Q

what sydrome is associated with erythema multiforme?

A

steven johnsons

37
Q

what are two pre cancerous lesions?

A

actinic keratoses

bowens disease

38
Q

how does actinic keratoses present?

A

hyperkeratotic areas on sun exposed skin

can progress to squamous cell carcinoma

39
Q

how does bowen disease pressent?

A

common on lower legs in elderly females
also may occur on hands and face
increase risk if immuno suppressed

CJ CMS (17 decks)

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