preferred_name: Stage IVC Thyroid Gland Undifferentiated (Anaplastic) Carcinoma AJCC v8
preferred_name_lc: stage ivc thyroid gland undifferentiated (anaplastic) carcinoma ajcc v8
label: Undifferentiated (Anaplastic) Stage IVC Thyroid Gland Cancer
label_lc: undifferentiated (anaplastic) stage ivc thyroid gland cancer