What are the risk factors for skin cancer?

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High Risk

(3 monthly self-examination and 12 monthly skin check with doctor)

  • Red hair
  • Type 1 skin and age greater than 45 years
  • Type 2 skin and age greater than 65 years
  • Family history of melanoma in a first degree relative in patients aged over 15 years
  • More than 100 naevi (birthmarks, beauty marks) or more than 10 atypical naevi
  • Past history of melanoma
  • Past history of non-melanoma skin cancer or more than 20 solar keratoses
A smiling woman in a beach with many face freckles is in a high risk for melanoma, a type of skin cancer

Medium Risk

(3–6 monthly self check and 2–5 yearly skin check with doctor)

  • Blue eyes
  • Type 1 skin and age 25–45 years
  • Type 2 skin and age 45–65 years
  • Type 3 skin and age greater than 65 years
  • Family history of NMSC
  • Past history of solar keratosis
  • Multiple previous episodes of sunburn
A person with blue eyes and past history of solar keratosis is in medium risk for skin cancer

Low Risk

(annual self check and one-off skin check with doctor for assessment of risk and advice regarding skin care)

  • Type 1 skin and age less than 25 years
  • Type 2 skin and age less than 45 years
  • Type 3 skin and age less than 65 years
  • Type 4 and 5 skin

 

A woman with dark complexion touching her shoulder is in lower risk for skin cancer