stage IVA

Definition of stage IVA anaplastic thyroid cancer

stage IVA anaplastic thyroid cancer

(... A-nuh-PLAS-tik THY-royd KAN-ser)
Stage IV is divided into stages IVA, IVB, and IVC. In stage IVA, cancer is found in the thyroid only and the tumor may be any size.

Source: NCI Dictionary of Cancer Terms