|Description||This chapter describes the dermoscopyThe examination of [skin lesions] with a 'dermatoscope'. This traditionally consists of a magnifier (typically x10), a non-polarised light source, a transparent plate and a liquid medium between the instrument and the skin, and allows inspection of skin lesions unobstructed by skin surface reflections. Modern dermatoscopes dispense with the use of liquid medium and instead use polarised light to cancel out skin surface reflections. of dissecting cellulitis|
|Author(s)||Anna Waskiel Burnat · Lidia Rudnicka · Adriana Rakowska|
|Responsible author||Anna Waskiel Burnat → send e-mail|
|Status update||April 4, 2019|
|Status by||Ralph P. Braun|
The most characteristic trichoscopic findings of dissecting cellulitis are yellow, structureless areas and yellow dots with "3D" structure imposed over dystrophic hair shafts (2). Moreover black dotsDots are small, round structures of less than 0.1 mm in diameter that have a red color when corresponding to blood vessels; however, when due to melanin, their color ranges from black, brown, to blue-gray depending on the depth and concentration of the melanin in the skin (Tyndall effect)., yellow dots perifollicular pustules and pinpoint-like vesselsThis glossary term has not yet been described. with whitish halo may be also detected (2, 8).
In active lesions, mainly empty follicular openings, yellow dots and black dots are observed. Long-lasting, nonactive dissecting cellulitis is characterized by presence of yellowish/whitish areas with absence of follicular openings (8).