Giant Protruding High-Grade Undifferentiated Pleomorphic Sarcoma Arising in a Keloid Scar on the Abdominal Wall

Figure 1

Frontal (a) and lateral (b) view of the large protruding tumor (arrow) located on the abdominal wall. The lesion measured 3 × 3 × 2 cm at the first visit. A keloid scar (arrowhead) is visible on the abdominal wall due to partial resection of endometrial cancer. Axial (c) and sagittal (d) view of magnetic resonance imaging revealing a tumor protruding subcutaneously with no continuity to the abdominal cavity (arrow).

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