NCIt related terms : G4 Undifferentiated; G4; Undifferentiated Histology;
NCIt definition : Describes tumor cells that generally have lost all of the appearance of normal cells.
They tend to grow and spread quickly and aggressively.;
Alternative definition : NCI-GLOSS: A term used to describe cells or tissues that do not have specialized (mature)
structures or functions. Undifferentiated cancer cells often grow and spread quickly.;