Dictionary of Cancer Terms
View in Spanish: Carcinoma medular de la tiroides in situ, estadio 0
Stage 0 medullary thyroid carcinoma in situ ( MED-yoo-LAYR-ee THY-royd KAR-sih-NOH-muh in SY-too)
No tumor is found in the thyroid but abnormal cells are found by screening tests. These abnormal cells may become cancer and spread into nearby normal tissue.
Source: National Cancer Institute Dictionary of Cancer Terms, available at www.cancer.gov/dictionary.