Difference between revisions of "Malignant melanoma"

Malignant melanoma (view source)

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 ===Skin===
 Features (skin):
-*Architecture:
+#Architecture:
-**Sheeting - diagnostic.
+#*Sheeting - diagnostic.
-**Asymmetry.
+#*Asymmetry.
-*Lack of maturation.
+#Lack of maturation.
-*+/-[[Nuclear atypia]].
+#+/-[[Nuclear atypia]].
-**May be seen in [[Spitz nevus]].
+#*May be seen in a [[Spitz nevus]].
-*+/-Upward scatter of melanocytes [[AKA]] intraepidermal ascent - "cannonball" appearance.
+#+/-Upward scatter of melanocytes [[AKA]] intraepidermal ascent - "cannonball" appearance.
-**No diagnostic significance in the following cases:
+#*No diagnostic significance in the following cases:
-***Acral sites - see: ''[[Acral nevus]]''.
+#**Acral sites - see: ''[[Acral nevus]]''.
-***Histologic evidence of trauma.
+#**Histologic evidence of trauma.
-****Thick dense ''stratum corneum''.
+#***Thick dense ''stratum corneum''.
 Maturation - with depth: