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Home >Information for Patients > Dictionary Index

Dictionary of Cancer Terms

View in Spanish: Tumor embrional

Embryonal tumor
A mass of rapidly growing cells that begins in embryonic (fetal) tissue. Embryonal tumors may be benign or malignant, and include neuroblastomas and Wilms tumors. Also called embryoma.



 
 
Source: National Cancer Institute Dictionary of Cancer Terms, available at www.cancer.gov/dictionary.