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4th Year: Dermatology > Acne and Rosacea > Flashcards

Acne and Rosacea Flashcards

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Dermatology Board Prep flashcards
1
Q

What is the pathogenesis of acne?

A

Pore occlusion
dermal inflammation
bacteria colonisation
increased sebum production

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2
Q

What are the clinical features of acne?

A

open and closed comedones
pustules and papules
erythematous underlying skin
pick axe scarring

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3
Q

Scattered papules and pustules, comedones

MILD/MODERATE/SEVERE

A

mild

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4
Q

numerous papules, pustules and mild atrophic scarring, comedones

MILD/MODERATE/SEVERE

A

moderate

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5
Q

papules, pustules, nodules, atrophic scarring, comedones

MILD/MODERATE/SEVERE

A

severe

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6
Q

what is acne excoriee?

A

angulated, ulcerated areas from picking and squeezing

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7
Q

which treatments have an anti-comedonal effect?

A

adapalene
tretinoin
nicotinamide
azaleic acid

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8
Q

which treatments have an anti-inflammatory effect?

A

adapalene
skinoren
nicotinamide

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9
Q

which treatments are anti-microbial?

A

nicotinamide
azaleic acid
benzoyl peroxidase

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10
Q

what agents are in epiduo?

A

adapaline and benzoyl peroxidase

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11
Q

what agents are in duac?

A

benzoyl peroxidase and clindamycin

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12
Q

what are the main systemic antibiotics for acne?

A

lymecycline

doxycycline

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13
Q

which acne antibiotic can be used in pregnancy?

A

erythromycin

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14
Q

how long does it take for antibiotic therapy to work?

A

2-6 months usually

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15
Q

which COC pill is recommended in acne?

A

dianette

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16
Q

what is the brand name of isotretinoin?

A

roaccutane

17
Q

what is the presentation of inflammatory rosacea?

A

pustules and papules

no comedones!

18
Q

what is the presentation of facial rosacea?

A

erythema on nose, chin, cheeks, forehead

19
Q

what is the presentation of flushing rosacea?

A

flushing triggered by temperature, alcohol, spicy food

20
Q

what is the presentation of telangectasia rosacea?

A

small surface blood vessels present

21
Q

what is the treatment for telangectasia?

A

laser treatment

22
Q

what is the treatment for inflammatory rosacea?

A

antibiotics- topical metronidazole, systemic tetracyclines

23
Q

what is the treatment for rhynophyma?

A

surgery/laser shaving

24
Q

what is another topical treatment for rosacea?

A

ivermectin

4th Year: Dermatology (7 decks)

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