Because prognosis is correlated with the depth of the melanoma, early diagnosis is essential

History is important:

A complete and careful skin exam is critical
The ABCD's of the melanoma examination

A:   Asymmetry
B:   Border irregularity
C:   Color variability
D:   Diameter greater than 6mm

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Yet, clinical diagnostic accuracy is not 100%

Therefore, if you are suspicious, a skin biopsy should be performed

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