Flashcards in Skin Cancer Deck (54)
What are the 2 main groups of skin cancers?
What are the 2 main non-melanoma skin cancers?
Basal cell carcinoma
Squamous cell carcinoma
Non-melanoma skin cancers arise from which skin cells?
Melanoma skin cancers arise from keratinocytes. True/False?
Arise from melanocytes
Melanoma is the fastest increasing cancer in Scotland. True/False?
Squamous cell carcinoma is more common than basal cell carcinoma. True/False?
Melanoma is the most common cancer in 15-24 yr olds. True/False?
Melanoma is 2x more common in which sex?
What determines prognosis in melanoma?
Depth of the melanoma
What is the % survival for melanoma lesions less than 1mm over 5 years?
Thinner melanomas have better prognosis than thicker ones. True/False?
What is the ABCDE approach to diagnosing melanoma?
If a mole is fast-growing and very dark black, it is not worrying. True/False?
Basal cell carcinomas are fast-growing. True/False?
Slow-growing due to poor blood supply
Are basal cell carcinomas usually painful?
Describe the appearance of basal cell carcinoma
Aborising blood vessels
What is the most common cause of squamous cell carcinoma?
Squamous cell carcinoma is fast-growing. True/False?
Relatively fast compared to BCC
Both basal and squamous cell carcinomas are likely to metastasise. True/False?
Basal cell carcinoma is localised
Describe the appearance of squamous cell carcinoma
May be painful/bleed
Name 2 precursor lesions that can lead to squamous cell carcinoma
How do actinic keratoses arise?
High risk of developing squamous cell carcinoma
Describe Bowen's disease
Erythematous plaque - very early form of squamous cell carcinoma that is easily treated
List risk factors for skin cancer
Describe skin type I
Always burns, never tans
Describe skin type II
Usually burns, can tan
Describe skin type III
Usually tans, can burn
Describe skin type IV
Always tans, never burns
Describe skin type V