黑色素瘤主要起源于表皮黑素细胞，少数起源于色素痣，真皮等。
Malignant melanomas, seen mostly on the skin, originate mainly from epithelial melanocytes and some originate from chromatophore nevus and dermis.
黑色素瘤主要起源于表皮黑素细胞，少数起源于色素痣，真皮等。
Malignant melanomas, seen mostly on the skin, originate mainly from epithelial melanocytes and some originate from chromatophore nevus and dermis.
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