Safety and Accuracy of Core Needle Biopsy for Soft Tissue Masses in an Ambulatory Setting

Figure 1

The image shows a 40-year-old male with a painless, superficial popliteal mass seen on (a) physical examination and (b) magnetic resonance imaging. In-office biopsy results showed intermediate-grade soft tissue sarcoma of indeterminate type. Final surgical pathology results showed grade 2 fibrosarcoma.

(a)

(b)