T1b TNM Finding

**Semantic type:** Finding

**Definition:** A general term that refers to a TNM finding of a primary tumor limited to the site of growth. The definition of T1b TNM finding depends on the specific type of cancer that it refers to; for example, for breast cancer it refers to a primary tumor that is more than 0.5 cm, but not more than 1.0 cm in greatest dimension; for kidney cancer it refers to a primary tumor that is more than 4 cm, but not more than 7 cm in greatest dimension; and for thyroid cancer it refers to a primary tumor that is more than 1 cm but not more than 2 cm in greatest dimension.

**Synonyms:** - T1b - T1b - T1b Primary Tumor Finding - T1b Stage Finding - T1b Tumor Finding