Amelanotic / hypomelanotic melanoma
From dermoscopedia academy
Below are dermoscopic features commonly associated with the diagnosis “Amelanotic / hypomelanotic melanoma”. The example images have been approved by a panel of experts as representative of each given feature.
For a more in-depth discussion of associated features, please see the Dermoscopedia page for “Amelanotic / hypomelanotic melanoma”.
Area of white that is whiter than surrounding normal skin (true scarring). It should not be confused with hypo- or depigmentation due to simple loss of melanin.
Milky red areas
White shiny lines (crystalline structures)
Short, white, shiny lines that might be parallel or vertical to one another. Only seen with polarized dermoscopy.
Atypical vascular pattern, polymorphous vessels (2+ types of blood vessels, e.g. linear irregular and dotted vessels)
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