NCIt related terms : MELANOMA, AMELANOTIC, MALIGNANT;
NCIt definition : A melanoma characterized by the complete absence of melanin pigment in the melanoma
cells. It occurs more frequently on the face and it is often associated with desmoplastic
reaction.;
Alternative definition : NCI-GLOSS: A type of skin cancer in which the cells do not make melanin. Skin lesions
are often irregular and may be pink, red, or have light brown, tan, or gray at the
edges.; CDISC: A malignant neoplasm composed of melanocytes, which lack melanin.;