undifferentiated embryonal sarcoma of the liver https://www.malacards.org/card/undifferentiated_embryonal_sarcoma_of_the_liver GARD:0020145 undifferentiated sarcoma of the liver Embryonal sarcoma of the liver is a rare primary malignant hepatic neoplasm of childhood of mesenchymal origin. It can rarely occur in adults. It is characterized by abdominal mass, right upper quadrant or epigastric pain, nausea, anorexia, intermittent fever or headache. UMLS:C2205345 Orphanet:178315 embryonal sarcoma of the liver UES ONCOTREE:UESL MEDGEN:902204 MONDO:0015795 SCTID:716648006 liver and intrahepatic bile duct neoplasm