Dictionary of Cancer Terms
View in Spanish: Cáncer de tiroides anaplásico
Anaplastic thyroid cancer (A-nuh-PLAS-tik THY-royd KAN-ser)
A rare, aggressive type of thyroid cancer in which the malignant (cancer) cells look very different from normal thyroid cells.
Source: National Cancer Institute Dictionary of Cancer Terms, available at www.cancer.gov/dictionary.