Dermoscopic Features of Multinucleate Cell Angiohistiocytoma: A Variant of Dermatofibroma?

[Dermoscopic features of multinucleate cell angiohistiocytoma: a variant of dermatofibroma?].

Multinucleate cell angiohistiocytoma.

Multinucleate cell angiohistiocytoma (MCAH) is a rare cutaneous entity described as grouped erythematous to violaceous papules. Histopathologic findings include vascular proliferations with multinucleate giant cells and dermal fibrosis. We report a case of MCAH in an 83-year-old white man affecting both the right anterior thigh and left posterior calf. Additionally, the pathogenesis of MCAH and...

The elongated dermatofibroma: a new dermoscopic variant?

VOLUME 97, MAY 2016 E1 WWW.CUTIS.COM To the Editor: Dermatofibroma is a common cutaneous lesion that most frequently affects young or middle-aged adults, especially women.1 Clinically, it appears as a firm, pink or brown nodule. It may be painful or show a tendency for scarring. The pathognomonic feature of dermatofibroma, regarded as a fibrohistiocytic tumor, is the so-called button sign cause...

Multinucleate cell angiohistiocytoma: a report of four cases in Finland.

Sir, Multinucleate cell angiohistiocytoma (MCAH) was first described in 1985 by Smith & Wilson-Jones (1). This condition is an unusual skin disorder most commonly affecting middle-aged women. Clinically, the lesions appear as painless multiple small erythematous papules usually located on the limbs, mainly on the dorsum of the hands, but also on the face, legs and chest. Typically, the slowly p...

Clinical, Dermoscopic, and Histopathologic Features of a Dermatofibroma With Sebaceous Induction.

4. Badalian-Very G, Vergilio J, Degar BA, MacConaill LE, Brandner B, Calicchio ML, et al. Recurrent BRAF mutations in Langerhans cell histiocytosis. Blood. 2010;116:1919--23. 5. Bronwn R, Rieger K, Kim J. 3 Cases of indeterminate cell histiocytosis with an ETV3-NCOA2 translocation. J Cutan Phatol. 2016;43:e56--7. 6. Wollenberg A, Burgdorf WH, Schaller M, Sander C. Long-lasting ‘‘Christmas tree ...