1. By Tord Høgsand and Magnus Sundstrøm
Skin cancer
By Tord Høgsand and Magnus Sundstrøm

2. Types of skin cancer Basal cell carcinoma Shape: Raised, smooth
Basal layer
Sun-exposed skin
Most common
Least deadly

3. Types of skin cancer Squamous cell carcinoma Shape: Red, crusted
Ulceration and bleeding
Squamous layer
Sun-exposed skin
Rapidly growing
Second most common
More deadly than BCC

4. Types of skin cancer Melanoma Shape: Asymmetrical, irregular border
Develop in melanocytes
> 6 mm in diameter
Brown/black
Most deadly
Random distribution
”ABCDE”
23rd most common cause of cancer deaths worldwide

5. Risks and causes Exposure to UV-light Chronic non-healing wounds
Sun light, sun beds
Chronic non-healing wounds
Can develop into squamous cell carcinoma
Weakened immune system
Genetic factors
Moles
Numerous and abnormal

6. Prevention Reduce exposure to sun light, avoid sunburning
Use of sunscreen
Protective clothing
Sunglasses, hats

7. Prognosis and treatment
BCC and SCC – less than 0,5 %
Melanoma – %
Depends on the time of diagnosis
Surgical removal
Cryotherapy
Radiotherapy
In case of spreading

8. Epidemiology 80.000 deaths per year (2010)
BCC & SCC – 40 %
Melanoma – 60 %
Australia, Southern Africa, Northern Europe

9. Mortality rates

10. Mortality rates in Norway

11. Sources