Esophageal leiomyosarcoma is a rare malignant tumor of the esophagus of smooth muscle origin.
The first case of esophageal leiomyosarcoma was described in 1905. Since then, there have been over 164 cases described in the literature.
- large intramural mass
- may have exophytic component, resulting in mass effect of trachea or other adjacent thoracic structures
- iso intense compared to skeletal muscle on T1-weighted sequences3
- hyperintense compared to skeletal muscle on T2-weighted sequences
Treatment and prognosis
- 3. Levine MS, Buck JL, Pantongrag-Brown L, et al. Leiomyosarcoma of the esophagus: radiographic findings in 10 patients. AJR Am J Roentgenol. 1996;167:27–32. doi: 10.2214/ajr.167.1.8659399.