Small Intestinal Fibrosarcoma

**Semantic type:** Neoplastic Process

**Definition:** A usually aggressive malignant neoplasm arising from the small intestine. It is characterized by the presence of spindle-shaped fibroblasts and collagenous stroma formation in a herringbone growth pattern.

**Synonyms:** - Fibrosarcoma of Small Bowel - Fibrosarcoma of Small Intestine - Fibrosarcoma of the Small Bowel - Fibrosarcoma of the Small Intestine - Fibrosarcoma, Small Intestine - Small Bowel Fibrosarcoma - Small Intestine Fibrosarcoma