Skin Cancer Flashcards Preview

2MB Dermatology > Skin Cancer > Flashcards

Flashcards in Skin Cancer Deck (54)
Loading flashcards...
1

What are the 2 main groups of skin cancers?

Melanoma
Non-melanoma

2

What are the 2 main non-melanoma skin cancers?

Basal cell carcinoma
Squamous cell carcinoma

3

Non-melanoma skin cancers arise from which skin cells?

Keratinocytes

4

Melanoma skin cancers arise from keratinocytes. True/False?

False
Arise from melanocytes

5

Melanoma is the fastest increasing cancer in Scotland. True/False?

True

6

Squamous cell carcinoma is more common than basal cell carcinoma. True/False?

False

7

Melanoma is the most common cancer in 15-24 yr olds. True/False?

True

8

Melanoma is 2x more common in which sex?

Females

9

What determines prognosis in melanoma?

Depth of the melanoma

10

What is the % survival for melanoma lesions less than 1mm over 5 years?

95-100%

11

Thinner melanomas have better prognosis than thicker ones. True/False?

True

12

What is the ABCDE approach to diagnosing melanoma?

Asymmetry
Borders
Colour
Diameter
Evolution

13

If a mole is fast-growing and very dark black, it is not worrying. True/False?

False

14

Basal cell carcinomas are fast-growing. True/False?

False
Slow-growing due to poor blood supply

15

Are basal cell carcinomas usually painful?

No

16

Describe the appearance of basal cell carcinoma

Pearly/translucent lump
Aborising blood vessels
Central ulceration

17

What is the most common cause of squamous cell carcinoma?

Sun-damaged skin

18

Squamous cell carcinoma is fast-growing. True/False?

True
Relatively fast compared to BCC

19

Both basal and squamous cell carcinomas are likely to metastasise. True/False?

False
Basal cell carcinoma is localised

20

Describe the appearance of squamous cell carcinoma

Hyperkeratotic lump/ulcer
May be painful/bleed

21

Name 2 precursor lesions that can lead to squamous cell carcinoma

Bowen's disease
Actinic keratosis

22

How do actinic keratoses arise?

Sun damage
High risk of developing squamous cell carcinoma

23

Describe Bowen's disease

Erythematous plaque - very early form of squamous cell carcinoma that is easily treated

24

List risk factors for skin cancer

Sun exposure
Genetics
Immunosuppression
Environmental carcinogens

25

Describe skin type I

Always burns, never tans

26

Describe skin type II

Usually burns, can tan

27

Describe skin type III

Usually tans, can burn

28

Describe skin type IV

Always tans, never burns

29

Describe skin type V

Brown skin

30

Describe skin type VI

Black skin