Skin Cancer

Question 1

What are the 2 main types of skin cancer

Answer 1

Non-melanoma skin cancer

Melanoma

Question 2

Where do the majority of non-melanoma skin cancers arise from

Answer 2

Keratinocytes within the dermis

Question 3

Where do BCC arise from

Answer 3

Keratinocytes within the basal layer of the epidermis

Question 4

Where do SCC arise from

Answer 4

Suprabasal layers

Question 5

Where does melanoma arise from

Answer 5

pigment-forming cells (melanocytes) which are scattered along the basal layer of the epidermis

Question 6

What is causing an increase in incidence of skin cancer in scotland

Answer 6

More sun exposure due to more holidays
More sunbed use
More diagnostic opportunity

Question 7

What type of skin cancer is the fastest increasing cancer in scotland

Answer 7

Melanoma

Question 8

How do BCCs usually present

Answer 8

As a translucent, slow growing lump or a non-healing ulcer

Painless

Question 9

How do SCCs present

Answer 9

Warty or crusted growth or a non-healing ulcer
usually in sun exposed areas and they grow faster.
Pain and have the ability to spread

Question 10

Twice as many young women get melanoma but more men die. True or false

Answer 10

true

Question 11

The survival of melanoma depends on what

Answer 11

Tumour depth

Question 12

The 5 year survival rate for melanoma is great if the depth of the tumour is less than what?

Answer 12

1mm

Question 13

In terms of dermatology and melanoma, what does ABCDE stand for

Answer 13

Asymmetry
Border
Colour
Diameter
Evolution

Question 14

Odd looking moles are often termed as what

Answer 14

Ugly duckling sign

Question 15

Why do some sites become ulcerated

Answer 15

Due to the poor blood supply

Question 16

Melanomas are sometimes confused with what

Answer 16

Pigmented BCC

Question 17

Are squamous cell carcinomas usually well differentiated or poorly differentiated

Answer 17

Well differentiated

Question 18

What are Actinic Keratoses

Answer 18

Precancerous skin lesions

Question 19

Describe the appearance of Bowen’s disease

Answer 19

erythematous plaque commonly found on the legs of older women

Question 20

What is common in a keratoacanthoma

Answer 20

Central crater

Question 21

What areas of the body are high risk for SCCs

Answer 21

Ear, scalp and lip

Question 22

Where are common metastatic areas of SCCs

Answer 22

Lymph nodes and bones

Question 23

What are some risk factors for skin cancer

Answer 23

Sun exposure
Genetic predisposition
Immunosuppression
HPV infection 
Smoking, ionising radiation

Question 24

How many skin types are there?

Answer 24

6

Question 25

What does skin colour dictate

Answer 25

How sensitive you are to sun and your risk for getting skin cancer

Question 26

Childhood sunburn increases the melanoma risk by what

Answer 26

4-fold

Question 27

What type of genetic conditions increase your risk for developing skin cancer

Answer 27

Hereditary Type VII collagen deficiency
Recessive dystrophic epidermolysis bullosa
Naevoid basal cell carcinoma (Gorlin’s syndrome)
Oculocutaneous albinism
Xeroderma Pigmentosum