A 54-year-old woman consulted for a firm reddish tumor on her left thigh.
Dermoscopy revealed a central scarlike white patch
in favor of a dermatofibroma
and peripheral vascular structures: peripheral erythema
and linear-irregular vessels.
and linear-irregular vessels
Vascular structures are found in 29 to 49% of dermatofibromas, including erythema, dotted vessels, coma vessels, hairpin vessels, glomerular vessels, telangiectasias, linear-irregular vessels, polymorphous/atypical vessels.Litterature:
Dermoscopy of dermatofibromas. A Prospective Morphological Study of 412 Cases
P. Zaballos, S. Puig, A. Llambrich, J. Malvehy, Arch Dermatol. 2008;144(1):75-83