Difference between revisions of "Melanocytic lesions"

Melanocytic lesions (view source)

214 bytes added , 02:32, 8 January 2012

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 ===General===
 *Usually benign.
-*Generally ''not'' a precursor of ''[[melanoma]]'', as the name ''dysplastic nevus'' may suggest.
+*Clark nevi are ''not'' considered precursor of ''[[melanoma]]'', as the name ''dysplastic nevus'' may suggest.
-**Large numbers of these nevi (10-100) are seen in ''dysplastic nevus syndrome''.<ref>{{OMIM|155600}}</ref>
+*Large numbers of these nevi (10-100) are seen in ''dysplastic nevus syndrome''.<ref name=omim155600>{{OMIM|155600}}</ref>
+**Individual with this syndrome have an increased risk of melanoma and approximately one third of their melanomas arise from a ''Clark nevus''. The other two thirds arise ''de novo''.
 ===Microscopic===