Dermatology

Question 1

4D’s of pellagra ( VIT B3 deficiency )

Answer 1

Diarrhoea
Dermatitis
Dementia
Death

Question 2

Treatment of acne vulgaris

Answer 2

1) COMBINATION therapy with Adapalene and benzyl peroxide

2)12 week course combination with antibiotic (clindamycin or doxy )

IF scarring or hyperpigmentation or widespread pustules :
3)if very very sever : oral isotretinoin ( refer to Derm )

Question 3

seborrhoeic keratosis

Answer 3

stuck on appearance on torso and face

benign skin lesions in people over 50

Question 4

Acne rosacea management

Answer 4

For flushing and erythema :
Topical brimonidine gel ( doesn’t work for telangiectasia )

for telangiectasia = laser therapy may have to be used

For papule and pustules :
Topical ivermectin

SEVERE cases :
combination of topical ivermectin + oral doxycycline

Question 5

venous , arterial and pressure ulcers

Answer 5

Venous = above and around medial malleolus , do compression banding

Arterial = deep and punched out

Question 6

Seborrhoeic dermatitis in adults

Answer 6

ketoncazole
steroids if short term

Question 7

Hidradenitis suppurativa

Answer 7

HS
Chronic painful boils on the body
common in under 40s
boils in Axilla are common

Acute flares = flucloxacillin. Surgical incision and drainage may be needed in some cases.

Long-term= topical (clindamycin) or oral (lymecycline or clindamycin and rifampicin) antibiotics.

Lumps that persist despite prolonged medical treatment are excised surgically.

Question 8

Pityriasis rosea

Answer 8

HHV7

SELF LIMITING = diapers after 6-12 weeks

Herald patch followed by other patches

Question 9

Bowens disease

Answer 9

pre cancerous SSC
red scaly patch on hands or sun exposed areas (10-15cm)

TOPICAL 5 Fluorouracil