Lecture 5: Acne Vulgaris & Acne Rosacea

Question 1

Clinical features of acne vulgaris

Answer 1

Inflammation
Nodules, papules, pustules, cysts, scars
Increased sticky keratinocytes + sebum viscosity
COMEDONES

Question 2

Epidemiology & Aetiology of acne vulgaris

Answer 2

M=F (Late onset in F, more severe in M)
15-19 Peak incidence
Family history

Question 3

Subtypes of acne vulgaris

Answer 3

Comodomal acne

Papulopustolar acne

Nodular cystic acne

Question 4

Topical treatment for acne vulgaris

Answer 4

Benzoyl perioxide
Antiobiotics: erthyromycin, clindamycin
Retinoids
Azaleic acid & Nicotinamide gel

Question 5

Systemic treatments for acne vulgaris

Answer 5

Retinoids: Isotretinoin (Roacutane)
Antibiotics: Tretracycline, erythromycin
Anti-androgens: combined oral contraceptive
UVB
Dapsone

Question 6

Treatment for acne scarring

Answer 6

Usually a year after systemic retinoid treatment
Chemical peel
Dermabrasion
Erosion of ice pick scars
Laser
Intralesional steroids

Question 7

What is acne fulminans

Answer 7

Severe and sudden onset of acne
Patient is feverish and has joint pain
Treatment:
Low dose isotretinoin & prednisalone

Question 8

Clincal features acne rosacea

Answer 8

Chronic inflammation of skin with trigger usually isolated to the face
t-zone

Question 9

Epidemiology & Aetiology of acne rosacea

Answer 9

F>M (M more severe)
30-50 onset
Northern Europe
NO COMODOMES

Question 10

What are the 4 subtypes of acne rosacea and their treatments

Answer 10

1) Vascular (erythremato-telangiectatic)- Topical metronidazole
2) Glandular (papulopustular)- Oral tetracycline
3) Occular- Ointment
4) Phymatous (M»»F)- Surgery/Laser

Question 11

What are some other forms of acne apart from rosacea and vulgaris

Answer 11

Acne fulminans
Infantile acne
Acne inversa (Hidradenitis Suppurativa)- recurrent boils and abscesses in folds of skin