label: T1a TNM Finding
label_lc: t1a tnm finding
description: "A general term that refers to a TNM finding of a primary tumor limited to the site of growth.  The definition of T1a 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 0.1cm, but not more than 0.5 cm in greatest dimension; for kidney cancer it refers to a primary tumor that is 4 cm or less in greatest dimension; and for thyroid cancer it refers to a primary tumor that is 1 cm or less in greatest dimension."