Melanoma - Tutorial

Question 1

What features of the lesion can be used to diagnose melanoma?

Answer 1

A: Asymmetrical lesion
B: Irregular borders
C: A lot of colours
D: Diameter > 6 mm/end of pencil
E: Evolving - dynamic change

Question 2

What are the major changes that can be observed in melanoma?

Answer 2

Changes in size/shape/colour

Question 3

What are the minor changes that can be observed in melanoma?

Answer 3

1. Diameter greater than or equal to 7 mm
2. Crusting
3. Paraesthesia - change in sensation
4. Itching

Question 4

Outline the risk factors for melanoma.

Answer 4

M: Moles - 100 or more moles
M: Dysplastic/funny moles, bigger than normal - increased risk
R: Red hair or freckles
I: Inability to tan - burn easily - type 1 to 5/6
S: Had some burns regardless of skin type
K: Kindred - family history
MM - 10 fold risk, RISK - 2 times

Question 5

Approximately how many melanomas arise from a mole?

Answer 5

10%

Question 6

How many moles does the average white person have?

Answer 6

25 moles greater than 2 mm