Melanoma

Melanoma is a malignant tumour arising from melanocytes in the skin

Third most common skin cancer in the UK Accounts for more cancer deaths than all other skin cancers combined The incidence is increasing worldwide in white populations- highest incidence is observed in Australia Incidence of melanoma increases with age Incidence is increasing in all age-groups and is predicted to continue to rise - although it is diagnosed more in older people It is thought that 1-2 % of melanomas are due to inheritance of melanoma susceptibility genes ( CKDN2A mutations ) In the US melanoma is a rare disease - affecting only 22.1 out of 100,000 people , however it is also very deadly accounting for 75 % of skin cancer deaths though it only accounts for 4 % of skin cancers

Seven point checklist-Major features of the lesion → 2 points each○ change in size○ irregular shape or border○ irregular contour Minor features of the lesion → 1 point each○ Largest diametre 7 mm or more○ inflammation○ oozing or crusting of the lesion○ change in sensation ( including itch )3 point or more → lesion suspiciousHowever if strong concerns about cancer any one feature is adequate to promt...