Table 2. Diagnostic Differences Between Undifferentiated Embryonal Sarcoma of the Liver and Biliary Tract Rhabdomyosarcomaa
| Undifferentiated Embryonal Sarcoma of the Liver | Biliary Tract Rhabdomyosarcoma | |
| aAdapted from Nicol et al.[57] | ||
| Age at Diagnosis | Median age 10.5 y | Median age 3.4 y |
| Tumor Location | Often arises in the right lobe of the liver | Often arises in the hilum of the liver |
| Biliary Obstruction | Unusual | Frequently; jaundice is a common presenting symptom |
| Treatment | Surgery and chemotherapy | Surgery (usually biopsy only), radiation therapy, and chemotherapy |
References
- Nicol K, Savell V, Moore J, et al.: Distinguishing undifferentiated embryonal sarcoma of the liver from biliary tract rhabdomyosarcoma: a Children's Oncology Group study. Pediatr Dev Pathol 10 (2): 89-97, 2007 Mar-Apr. [PUBMED Abstract]
