Derm

Question 1

What are the 2 types of lesions?

Answer 1

• epidermal (keratinocyte derived)
• melanocytic

Question 2

What are the 4 tumours of epidermal lesions?

Answer 2

• seborrheic keratosis
• solar/actinic keratosis
• basal cell carcinoma
• squamous cell carcinoma

Question 3

What is this lesion?

Answer 3

Seb K

Question 4

What is this lesion?

Answer 4

BCC

Question 5

What is this lesion?

Answer 5

AK

Question 6

What is this lesion?

Answer 6

SCC

Question 7

What are the main patterns of rashes?

Answer 7

Epidermal
- eczematous
- psoriasiform
- lichenoid
- vesiculobullous/blistering

Dermal
- vasculopathic
- granulomatous
- tissue deposition

Question 8

What is this pattern of rash?

Answer 8

Eczematous

Question 9

What is this pattern of rash?

Answer 9

Psoriasiform

Question 10

What is this pattern of rash?

Answer 10

Lichenoid

Question 11

What is this pattern of rash?

Answer 11

Vesiculobullous

Question 12

What is this pattern of rash?

Answer 12

Vasculopathic

Question 13

What is this pattern of rash?

Answer 13

Granulomatous

Question 14

What is this pattern of rash?

Answer 14

Tissue deposition

Question 15

Endogenous vs exogenous eczema

Answer 15

Endogenous eczema
● Atopic eczema
● Discoid
● Eczema due to venous insufficiency (varicose/venous)

Exogenous eczema
● Contact dermatitis (irritant & allergic)
● Photosensitive
● Lichen simplex - eczema due to scratching
● Asteatotic - ‘crazy paving’

Question 16

What is the A to E for skin cancer exam?

Answer 16

Asymmetrical
Border (irregular)
Colour (>2)
Diameter (>1/4 inch)
Evolving

Question 17

Melanoma
Dx, mx

Answer 17

• most serious cancer
• commonly metastasise
• changes in A to E
• Breslow thickness to determine prognosis
• refer under 2ww pathway
• treat with surgical excision

Question 18

SCC
Sx, rf, mx

Answer 18

• painless, firm, hyperkeratotic nodule
• ulcerated with thickened base
• rapid progression over weeks
• rf: sun exposure, skin types 1 and 2, immunosuppression
• refer via 2ww pathway
• mx with excision

Question 19

BCC
Sx, mx

Answer 19

• most common
• slow
• pearly nodule with rolled edge, telangiectasia, central erosion
• rarely metastasise
• mx with excision but no urgency