Desmoid Fibromatosis

**Semantic type:** Neoplastic Process

**Definition:** An insidious, locally aggressive, poorly circumscribed neoplasm arising from the deep soft tissues. It is characterized by the presence of elongated spindle-shaped fibroblasts, collagenous stroma formation, and an infiltrative growth pattern. It lacks metastatic potential.

**Synonyms:** - Aggressive Fibromatosis - Aggressive fibromatosis - Deep Fibromatosis - Deep Fibromatosis/Desmoid Tumor - Deep Fibromatosis/Desmoid Tumor - Desmoid Tumor - Desmoid-Type Fibromatosis - desmoid tumor