Fig. 2.

(A) From a total of 19 cases, the mass was located in the trunk in 5 cases (26%) and thigh in 14 cases (74%). (B) During the first medical examination, benign soft tissue tumor was diagnosed in 5 cases (26%) and benign hemangioma in 4 cases (21%). (C) In the 15 cases in which magnetic resonance imaging was performed before the surgery, the mass was deep seated in 10 cases (67%) and located from subcutaneous layer to deep layer in 5 cases (33%). (D) Mass size exceeded 50 mm in 9 cases (47%), and it was less than or the same as that in 10 cases (53%). STT: soft tissue tumor.