A cellular non-capsulated tumor showing stipiform pattern of proliferating fibroblasts and histiocyte-like cells. Anaplasia is mild and mitotic activity is increased. All margins in the submitted fragments are reached by tumor. Confirmatory marker study is recommended (CD34).
Scalp mass
Soft tissue fragments collectively measured 3.9x2.8x cm, with the largest measuring 3.1x1.8x1 cm and covered by skin, totally embedded.
Scalp lesion, excision:
COMMENT: