cellular blue nevus


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cel·lu·lar blue ne·vus

a large, acquired blue nevus in which melanocytes are often clear and large, alternating with pigmented spindle cells and which may expand deeply into the subcutis; malignant change is very rare.

cel·lu·lar blue ne·vus

(selyū-lăr blū nēvŭs)
Large, acquired blue skin manifestation in which melanocytes are often clear and large, alternating with pigmented spindle cells; may expand deeply into the subcutis.
References in periodicals archive ?
The term atypical cellular blue nevus has been applied to rare CBNs that show atypical histologic features and raise histologic differential diagnosis of malignant blue nevus.
Immunohistochemistry has been used in histologic differential diagnosis between cellular blue nevus, atypical cellular blue nevus, and malignant melanoma.
Key histologic features helpful in differentiating between cellular blue nevus, atypical cellular blue nevus, malignant blue nevus, and PEM are summarized in the Table.