<unk>  begins as a minor firm area of skin most commonly about to 1 to 5 cm in diameter. It can resemble a bruise, birthmark, or pimple. It is a slow-growing tumor and is usually found on the torso but can occur anywhere on the body. About 90% of<unk> s are low-grade sarcomas. About 10% are mixed, containing a high-grade sarcomatous component <unk> -FS); therefore, they are considered to be intermediate-grade sarcomas.<unk> s rarely lead to a metastasis (fewer than 5% metastasize), but<unk> s can recur locally.<unk> s most often arise in patients who are in their thirties but this may be due to diagnostic delay. Location Commonly located on the chest and shoulders, the following is the site distribution of DFPS as was observed in Surveillance, Epidemiology, and End Results (SEER) database between 2000 and 2010. * Trunk / Torso – 42% * Lower extremity – 21% * Upper extremity – 21% * Head and neck – 13% * Genitals – 1%
Dermatofibrosarcoma protuberans
Dermatofibroma
Elastofibroma dorsi
Angiokeratoma
Lymphangioma circumscriptum
Chondroid syringoma
Pseudomelanoma
Sarcoma botryoides