Difference between revisions of "Dermatologic neoplasms"

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==Melanoma==
==Melanoma==
{{Main|Malignant melanoma}}
{{Main|Malignant melanoma}}
===General===
*Known as the great mimicker in pathology; it may look like many things.
*Known as the great mimicker in pathology; it may look like many things.
===Microscopic===
Features:
*Classic appearance of melanoma:
**Loosely cohesive; mix of small nests of cells, single cells.
**Usu. mixed of spindle and ovoid cell morphology.
**+/-Occasional large binucleated cells.
**+/-Cytoplasm: brown pigment (melanin).
**+/-Prominent (large) red nucleoli (like in ''serous carcinoma'' of the ovary).
**Often marked nuclear pleomorphism - variation in cell size, shape & staining (like in ''serous carcinoma'' of the ovary).
**[[Nuclear pseudoinclusions]] (like in ''papillary thyroid carcinoma'').


=Less common malignant=
=Less common malignant=
Retrieved from "https://librepathology.org/wiki/Dermatologic_neoplasms"