pigmented dermatofibrosarcoma protuberans

(redirected from Bednar tumor)

pig·men·ted der·mat·o·fi·bro·sar·co·ma pro·tu·ber·ans

an uncommon variant of dermatofibrosarcoma protuberans containing heavily pigmented dendritic melanocytes scattered between spindle cells of the tumor.

Bednar tumour

A form of dermatofibrosarcoma protuberans (DFSP) that contains heavily pigmented (melanin) dendritic cells, which contrasts with dermatofibromas which contain haemosiderin pigment.

Bednar,

Blahoslav, 20th century Czech pathologist.
Bednar tumor - an uncommon variant of dermatofibrosarcoma protuberans containing heavily pigmented dendritic melanocytes scattered between spindle cells of the tumor. Synonym(s): pigmented dermatofibrosarcoma protuberans
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The so-called Bednar tumor (5% of all cases) is a pigmented variant.